{"id":11349,"date":"2025-08-15T15:20:22","date_gmt":"2025-08-15T13:20:22","guid":{"rendered":"https:\/\/abzinnovation.com\/?page_id=11349"},"modified":"2026-10-27T15:04:29","modified_gmt":"2026-10-27T14:04:29","slug":"bbch-spray-guide","status":"publish","type":"page","link":"https:\/\/abzinnovation.com\/pt\/bbch-spray-guide\/","title":{"rendered":"BBCH Spray Guide"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"11349\" class=\"elementor elementor-11349\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8283f59 e-con-full e-flex e-con e-parent\" data-id=\"8283f59\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-e712bc3 e-con-full e-flex e-con e-child\" data-id=\"e712bc3\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-abc7fa6 e-con-full e-flex e-con e-child\" data-id=\"abc7fa6\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8a1dcda elementor-widget elementor-widget-border-heading\" data-id=\"8a1dcda\" data-element_type=\"widget\" data-widget_type=\"border-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t<div class=\"border-heading-wrap\">\n\t\t\t\t\t\t\t\t\t<div class=\"border-top-heading fontVariation\">\n\t\t\t\t\t\tBBCH SPRAY GUIDE\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\t\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0375567 elementor-widget elementor-widget-border-heading\" data-id=\"0375567\" data-element_type=\"widget\" data-widget_type=\"border-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t<div class=\"border-heading-wrap\">\n\t\t\t\t\t\t\t\t\t<div class=\"border-desc\">\n\t\t\t\t\t\tThe BBCH scale is a standardized, internationally recognized system for classifying plant growth stages. The information on this page serves as general guidance to help you identify specific phenological phases and review the relevant options for drone application.\nIn our selection, we have highlighted only those treatment recommendations that can be applied via drone. However, please note that actual application requires compliance with legal regulations (e.g., authorized products and drone technology), consideration of local environmental factors, and precise professional evaluation. The data presented here should be interpreted as a practical guide to support decision-making.\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\t\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e52af2d e-flex e-con-boxed e-con e-parent\" data-id=\"e52af2d\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-85ec916 elementor-widget elementor-widget-html\" data-id=\"85ec916\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"bbch-guide\" id=\"bbchGuide\">\n\n  <svg width=\"0\" height=\"0\" style=\"position:absolute\" aria-hidden=\"true\">\n    <defs>\n      <g id=\"droneSil\">\n        <ellipse cx=\"14\" cy=\"10\" rx=\"20\" ry=\"5\" fill=\"currentColor\" opacity=\"0.55\" transform=\"rotate(-8 14 10)\"\/>\n        <ellipse cx=\"106\" cy=\"10\" rx=\"20\" ry=\"5\" fill=\"currentColor\" opacity=\"0.55\" transform=\"rotate(8 106 10)\"\/>\n        <ellipse cx=\"8\" cy=\"56\" rx=\"20\" ry=\"5\" fill=\"currentColor\" opacity=\"0.55\" transform=\"rotate(-6 8 56)\"\/>\n        <ellipse cx=\"112\" cy=\"56\" rx=\"20\" ry=\"5\" fill=\"currentColor\" opacity=\"0.55\" transform=\"rotate(6 112 56)\"\/>\n        <g stroke=\"currentColor\" stroke-width=\"4\" stroke-linecap=\"round\">\n          <line x1=\"60\" y1=\"33\" x2=\"14\" y2=\"10\"\/>\n          <line x1=\"60\" y1=\"33\" x2=\"106\" y2=\"10\"\/>\n          <line x1=\"60\" y1=\"33\" x2=\"8\" y2=\"56\"\/>\n          <line x1=\"60\" y1=\"33\" x2=\"112\" y2=\"56\"\/>\n        <\/g>\n        <circle cx=\"14\" cy=\"10\" r=\"4\" fill=\"currentColor\"\/>\n        <circle cx=\"106\" cy=\"10\" r=\"4\" fill=\"currentColor\"\/>\n        <circle cx=\"8\" cy=\"56\" r=\"4\" fill=\"currentColor\"\/>\n        <circle cx=\"112\" cy=\"56\" r=\"4\" fill=\"currentColor\"\/>\n        <rect x=\"46\" y=\"24\" width=\"28\" height=\"18\" rx=\"7\" fill=\"currentColor\"\/>\n        <ellipse cx=\"60\" cy=\"46\" rx=\"17\" ry=\"10\" fill=\"currentColor\"\/>\n        <g stroke=\"currentColor\" stroke-width=\"3\" stroke-linecap=\"round\">\n          <line x1=\"50\" y1=\"54\" x2=\"46\" y2=\"66\"\/>\n          <line x1=\"70\" y1=\"54\" x2=\"74\" y2=\"66\"\/>\n        <\/g>\n      <\/g>\n    <\/defs>\n  <\/svg>\n\n  <div class=\"bbch-legend\" role=\"list\" aria-label=\"Treatment type legend\">\n    <span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--green\"><\/i>Foliar Fertilizer<\/span>\n    <span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--blue\"><\/i>Trichogramma Application<\/span>\n    <span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--red\"><\/i>Herbicide<\/span>\n    <span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--purple\"><\/i>Insecticide<\/span>\n    <span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--orange\"><\/i>Fungicide<\/span>\n  <\/div>\n\n    <div class=\"bbch-illustration\">\n    <div class=\"bbch-plant-label\">Corn <i>(Zea mays L.)<\/i><\/div>\n    <img decoding=\"async\" class=\"bbch-scene\" src=\"https:\/\/abzinnovation.com\/wp-content\/uploads\/2026\/09\/image.jpg\" alt=\"Corn growth stages BBCH 00-75 with drone spray application windows\" style=\"object-fit:cover\" \/>\n\n    <button type=\"button\" class=\"bbch-drone\" style=\"left:33.9%;top:50.39%\" data-target=\"bbch-stage-1\" aria-expanded=\"false\" aria-controls=\"bbch-stage-1\">\n      <span class=\"bbch-drone-label\">Drone 1 &middot; BBCH 10&#8211;18<\/span>\n    <\/button>\n\n    <button type=\"button\" class=\"bbch-drone\" style=\"left:60.6%;top:26.59%\" data-target=\"bbch-stage-2\" aria-expanded=\"false\" aria-controls=\"bbch-stage-2\">\n      <span class=\"bbch-drone-label\">Drone 2 &middot; BBCH 30&#8211;59<\/span>\n    <\/button>\n\n    <button type=\"button\" class=\"bbch-drone\" style=\"left:82.7%;top:9.94%\" data-target=\"bbch-stage-3\" aria-expanded=\"false\" aria-controls=\"bbch-stage-3\">\n      <span class=\"bbch-drone-label\">Drone 3 &middot; BBCH 61&#8211;75<\/span>\n    <\/button>\n  <\/div>\n\n  <p class=\"bbch-hint\">Click a drone above to see the recommended tank-mix and timing details for that spray window.<\/p>\n\n  <div class=\"bbch-panels\">\n\n    <div class=\"bbch-panel\" id=\"bbch-stage-1\">\n      <div class=\"bbch-panel-inner\">\n        <h3>1. Early Vegetative Stage <span>(BBCH 10&#8211;18)<\/span><\/h3>\n        <div class=\"bbch-table-wrap\">\n          <table>\n            <thead>\n              <tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n            <\/thead>\n            <tbody>\n              <tr>\n                <td data-label=\"Growth Stage\">BBCH 10&#8211;16<\/td>\n                <td data-label=\"Phenology\">Early 1&#8211;6 leaf stage<\/td>\n                <td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--red\">Post-emergence Herbicide Application<\/span><\/td>\n                <td data-label=\"Why\">Elimination of early weed competition in young crop stands. Strictly control spray drift during application.<\/td>\n              <\/tr>\n              <tr>\n                <td data-label=\"Growth Stage\">BBCH 16&#8211;18<\/td>\n                <td data-label=\"Phenology\">6&#8211;8 leaf stage<\/td>\n                <td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilizer: Zinc (Zn), Manganese (Mn), Nitrogen (N) + Amino Acids<\/span><\/td>\n                <td data-label=\"Why\">Canopy coverage reaches the required threshold for effective foliar uptake.<br>\n                  <strong>Zinc (Zn):<\/strong> Crucial for ear initiation (differentiation) and root development.<br>\n                  <strong>Manganese (Mn):<\/strong> Essential for photosynthesis; assists young corn in quickly overcoming early cold and moisture stress.<br>\n                  <strong>Nitrogen (N):<\/strong> Drives rapid cell division during ear initiation (determining potential ear size and kernel row count). Acts as a nutrient carrier by increasing cuticle permeability, significantly boosting the uptake of co-applied Zn, Mn, and amino acids.<br>\n                  <strong>Amino acids:<\/strong> Mitigate herbicide-induced growth stunt (phytotoxicity) and significantly enhance nutrient absorption, especially in low-volume drone applications.\n                <\/td>\n              <\/tr>\n            <\/tbody>\n          <\/table>\n        <\/div>\n      <\/div>\n    <\/div>\n\n    <div class=\"bbch-panel\" id=\"bbch-stage-2\">\n      <div class=\"bbch-panel-inner\">\n        <h3>2. Intensive Growth and Tasseling <span>(BBCH 30&#8211;59)<\/span><\/h3>\n        <div class=\"bbch-table-wrap\">\n          <table>\n            <thead>\n              <tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n            <\/thead>\n            <tbody>\n              <tr>\n                <td data-label=\"Growth Stage\">BBCH 30&#8211;39<\/td>\n                <td data-label=\"Phenology\">Stem elongation<\/td>\n                <td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilizer: Amino acids, Zinc (Zn) and Sulfur (S)<\/span><\/td>\n                <td data-label=\"Why\">Meeting the high nutrient demand of expanding green biomass and supporting rapid protein synthesis during the intensive growth phase.<\/td>\n              <\/tr>\n              <tr>\n                <td data-label=\"Growth Stage\">BBCH 34&#8211;51<\/td>\n                <td data-label=\"Phenology\">Tassel emergence (Green tassel)<\/td>\n                <td data-label=\"Treatment Type\">\n                  <span class=\"bbch-tag bbch-tag--blue\">Biological Control: Trichogramma (1st Release)<\/span>\n                  <span class=\"bbch-tag-or\">OR<\/span>\n                  <span class=\"bbch-tag bbch-tag--purple\">Insecticide Application (1st Generation Control)<\/span>\n                <\/td>\n                <td data-label=\"Why\">Control of 1st generation European corn borer (<em>Ostrinia nubilalis<\/em>) larvae before they bore into the stalk.<br>\n                  <strong>Attention:<\/strong> If Trichogramma is applied, suspend chemical insecticide treatments for 1 month!<\/td>\n              <\/tr>\n              <tr>\n                <td data-label=\"Growth Stage\">BBCH 51&#8211;59<\/td>\n                <td data-label=\"Phenology\">Tasseling<\/td>\n                <td data-label=\"Treatment Type\">\n                  <span class=\"bbch-tag bbch-tag--purple\">Insecticide Application<\/span>\n                  <span class=\"bbch-tag-or\">OR<\/span>\n                  <span class=\"bbch-tag bbch-tag--blue\">Biological Control: Trichogramma (2nd Release)<\/span>\n                <\/td>\n                <td data-label=\"Why\"><strong>Insecticide:<\/strong> Protection against 2nd generation European corn borer (<em>Ostrinia nubilalis<\/em>), cotton bollworm (<em>Helicoverpa armigera<\/em>), and Western corn rootworm adults (<em>Diabrotica virgifera<\/em>).<br>\n                  <strong>Biological Control:<\/strong> Control of 2nd generation European corn borer and cotton bollworm. Note: Trichogramma is exclusively effective against lepidopteran pests!<br>\n                  <strong>Attention:<\/strong> If Trichogramma is applied, suspend chemical insecticide treatments for 1 month!<\/td>\n              <\/tr>\n            <\/tbody>\n          <\/table>\n        <\/div>\n      <\/div>\n    <\/div>\n\n    <div class=\"bbch-panel\" id=\"bbch-stage-3\">\n      <div class=\"bbch-panel-inner\">\n        <h3>3. Flowering and Grain Filling <span>(BBCH 61&#8211;75)<\/span><\/h3>\n        <div class=\"bbch-table-wrap\">\n          <table>\n            <thead>\n              <tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n            <\/thead>\n            <tbody>\n              <tr>\n                <td data-label=\"Growth Stage\" rowspan=\"3\">BBCH 61&#8211;65<\/td>\n                <td data-label=\"Phenology\" rowspan=\"3\">Flowering \/ Silking<\/td>\n                <td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilizer (Boron (B) &amp; Zinc (Zn))<\/span><\/td>\n                <td data-label=\"Why\"><strong>Boron &amp; Zinc:<\/strong> Essential for silk development, pollen viability, and successful fertilization.<\/td>\n              <\/tr>\n              <tr>\n                <td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide Application (Ear Protection)<\/span><\/td>\n                <td data-label=\"Why\">Green silks represent the most critical window for preventing Fusarium ear rot (<em>Fusarium<\/em> spp.) and mycotoxin contamination.<\/td>\n              <\/tr>\n              <tr>\n                <td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--purple\">Insecticide Application<\/span><\/td>\n                <td data-label=\"Why\">Protection against Western corn rootworm adults feeding on silks and cotton bollworm larvae.<\/td>\n              <\/tr>\n              <tr>\n                <td data-label=\"Growth Stage\" rowspan=\"2\">BBCH 71&#8211;75<\/td>\n                <td data-label=\"Phenology\" rowspan=\"2\">Grain filling \/ Kernel development<\/td>\n                <td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Late Fungicide Application<\/span><\/td>\n                <td data-label=\"Why\">Prevention of late-season Fusarium ear rot and, under hot\/dry conditions, Aspergillus ear rot (aflatoxin contamination).<\/td>\n              <\/tr>\n              <tr>\n                <td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--purple\">Late Insecticide Application<\/span><\/td>\n                <td data-label=\"Why\">Control of cotton bollworm larvae feeding on ears, preventing feeding wounds that serve as entry points for fungal infections.<br>\n                  <strong>Strict PHI Rule:<\/strong> Use only products with a short Pre-Harvest Interval (PHI) to guarantee complete active ingredient breakdown prior to harvest.<\/td>\n              <\/tr>\n            <\/tbody>\n          <\/table>\n        <\/div>\n      <\/div>\n    <\/div>\n\n  <\/div>\n\n  <p class=\"bbch-footnote\">Precise application timing always depends on the specific crop year, local environmental conditions, and real-time pest\/pathogen pressure. Always consult a certified agronomist or plant protection specialist prior to executing chemical or biological treatments.<\/p>\n<\/div>\n\n<style>\n#bbchGuide{--bbch-green:#2e7d32;--bbch-blue:#1565c0;--bbch-red:#c62828;--bbch-purple:#7b1fa2;--bbch-orange:#ef6c00;--bbch-ink:#233826;--bbch-line:#e1e8e0;font-family:inherit;color:var(--bbch-ink);max-width:1100px;margin:0 auto;padding:8px 4px 0}\n#bbchGuide *{box-sizing:border-box}\n#bbchGuide .bbch-legend{display:flex;flex-wrap:wrap;gap:10px 22px;justify-content:center;margin:0 0 22px;padding:14px 18px;background:#f6faf3;border:1px solid var(--bbch-line);border-radius:12px}\n#bbchGuide .bbch-legend-item{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:600;color:#3a4a3c}\n#bbchGuide .bbch-dot{width:12px;height:12px;border-radius:50%;flex:0 0 auto;display:inline-block}\n#bbchGuide .bbch-dot--green{background:var(--bbch-green)}\n#bbchGuide .bbch-dot--blue{background:var(--bbch-blue)}\n#bbchGuide 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td{padding:14px;border-bottom:1px solid var(--bbch-line);vertical-align:top;line-height:1.5}\n#bbchGuide tbody tr:last-child td{border-bottom:none}\n#bbchGuide tbody tr:hover{background:#fbfdf9}\n\n#bbchGuide .bbch-tag{display:inline-block;padding:4px 10px;border-radius:999px;font-weight:700;font-size:12.5px;color:#fff;line-height:1.4}\n#bbchGuide .bbch-tag--green{background:var(--bbch-green)}\n#bbchGuide .bbch-tag--blue{background:var(--bbch-blue)}\n#bbchGuide .bbch-tag--red{background:var(--bbch-red)}\n#bbchGuide .bbch-tag--purple{background:var(--bbch-purple)}\n#bbchGuide .bbch-tag--orange{background:var(--bbch-orange)}\n#bbchGuide .bbch-tag-or{display:block;margin:6px 0;font-size:11px;font-weight:800;color:#9aa79b;letter-spacing:.08em}\n\n#bbchGuide .bbch-footnote{margin-top:28px;font-size:12.5px;color:#7c8a7d;border-top:1px solid var(--bbch-line);padding-top:14px}\n\n@media (max-width:680px){\n  #bbchGuide .bbch-illustration{padding-top:50.91%}\n  #bbchGuide .bbch-drone-label{font-size:9.5px;padding:2px 6px}\n  #bbchGuide .bbch-legend{gap:8px 14px}\n  #bbchGuide .bbch-legend-item{font-size:12.5px}\n}\n<\/style>\n\n<script>\n(function(){\n  var root = document.getElementById('bbchGuide');\n  if(!root) return;\n  var drones = root.querySelectorAll('.bbch-drone');\n  drones.forEach(function(btn){\n    btn.addEventListener('click', function(){\n      var targetId = btn.getAttribute('data-target');\n      var targetPanel = root.querySelector('#' + targetId);\n      var willOpen = !targetPanel.classList.contains('is-open');\n\n      root.querySelectorAll('.bbch-panel').forEach(function(p){ p.classList.remove('is-open'); });\n      drones.forEach(function(b){ b.classList.remove('is-active'); b.setAttribute('aria-expanded','false'); });\n\n      if(willOpen){\n        targetPanel.classList.add('is-open');\n        btn.classList.add('is-active');\n        btn.setAttribute('aria-expanded','true');\n        setTimeout(function(){\n          targetPanel.scrollIntoView({behavior:'smooth', block:'nearest'});\n        },120);\n      }\n    });\n  });\n})();\n<\/script>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-989ba4d elementor-widget elementor-widget-html\" data-id=\"989ba4d\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"bbch-guide\" id=\"bbchGuideSF\">\n<div class=\"bbch-legend\" role=\"list\" aria-label=\"Treatment type legend\">\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--green\"><\/i>Foliar Fertilizer<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--blue\"><\/i>Trichogramma Application (Biological Control)<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--red\"><\/i>Herbicide<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--purple\"><\/i>Insecticide<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--orange\"><\/i>Fungicide<\/span>\n<\/div>\n<div class=\"bbch-illustration\">\n    <div class=\"bbch-plant-label\">Sunflower <i>(Helianthus annuus L.)<\/i><\/div>\n<img decoding=\"async\" class=\"bbch-scene\" src=\"https:\/\/abzinnovation.com\/wp-content\/uploads\/2026\/09\/image-1.jpg\" alt=\"Sunflower growth stages BBCH 01-89 with drone spray application windows\" style=\"object-fit:cover\" \/>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:32.2%;top:38.52%\" data-target=\"bbch-sf-1\" aria-expanded=\"false\" aria-controls=\"bbch-sf-1\">\n<span class=\"bbch-drone-label\">Drone 1 &middot; BBCH 12&#8211;18<\/span>\n<\/button>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:54%;top:8.85%\" data-target=\"bbch-sf-2\" aria-expanded=\"false\" aria-controls=\"bbch-sf-2\">\n<span class=\"bbch-drone-label\">Drone 2 &middot; BBCH 30&#8211;59<\/span>\n<\/button>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:84.3%;top:8.25%\" data-target=\"bbch-sf-3\" aria-expanded=\"false\" aria-controls=\"bbch-sf-3\">\n<span class=\"bbch-drone-label\">Drone 3 &middot; BBCH 61&#8211;89<\/span>\n<\/button>\n<\/div>\n<p class=\"bbch-hint\">Click a drone above to see the recommended tank-mix and timing details for that spray window.<\/p>\n<div class=\"bbch-panels\">\n<div class=\"bbch-panel\" id=\"bbch-sf-1\">\n<div class=\"bbch-panel-inner\">\n<h3>1. Early Vegetative Stage <span>(BBCH 12&#8211;18)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 12&#8211;18<\/td>\n<td data-label=\"Phenology\">2&#8211;8 leaf stage (Canopy development)<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--red\">Post-emergence Herbicide Application<\/span><\/td>\n<td data-label=\"Why\">Control of emerging annual and perennial grass (monocot) and broadleaf (dicot) weeds within the crop stand.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 14&#8211;18<\/td>\n<td data-label=\"Phenology\">4&#8211;8 leaf stage<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--purple\">Insecticide Application<\/span><\/td>\n<td data-label=\"Why\">Protection against early foliage pests damaging young plants (e.g., aphids, weevils such as <em>Tanymecus<\/em> spp.) and prevention of virus transmission by vector insects.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 16&#8211;18<\/td>\n<td data-label=\"Phenology\">6&#8211;8 leaf stage<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilizer (Boron, Zinc, Manganese, Sulfur, Nitrogen, Amino Acids)<\/span><\/td>\n<td data-label=\"Why\">\n<strong>Boron (B):<\/strong> Microscopic differentiation of flower\/head initials begins in this phase; Boron is essential for proper head development.<br>\n<strong>Zinc (Zn) &amp; Manganese (Mn):<\/strong> Key drivers of photosynthesis, auxin synthesis, as well as leaf and root growth.<br>\n<strong>Sulfur (S) &amp; Nitrogen (N):<\/strong> Foundations for rapid protein synthesis and green biomass accumulation prior to stem elongation.<br>\n<strong>Amino acids:<\/strong> Relief of herbicide stress (phytotoxicity) and enhancement of nutrient uptake.\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"bbch-panel\" id=\"bbch-sf-2\">\n<div class=\"bbch-panel-inner\">\n<h3>2. Stem Elongation and Bud Formation <span>(BBCH 30&#8211;59)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 30&#8211;39<\/td>\n<td data-label=\"Phenology\">Stem elongation and rapid vegetative growth<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilizer (Optional)<\/span><\/td>\n<td data-label=\"Why\">Supplying essential nutrients required for intensive stem growth and massive vegetative biomass expansion.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\" rowspan=\"3\">BBCH 51&#8211;57<\/td>\n<td data-label=\"Phenology\" rowspan=\"3\">Bud formation &#8211; Star-bud stage<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide Application<\/span><\/td>\n<td data-label=\"Why\">Critical preventative protection against stem and leaf diseases (e.g., <em>Diaporthe\/Phomopsis<\/em>, <em>Phoma<\/em>) due to the humid microclimate forming within the closed canopy.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilizer: Boron (B) &amp; Sulfur (S)<\/span><\/td>\n<td data-label=\"Why\">Boron (B) is vital for capitulum (head) formation and successful fertilization; Sulfur (S) is essential for oil synthesis and Nitrogen assimilation.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Treatment Type\">\n<span class=\"bbch-tag bbch-tag--purple\">Bee-Friendly Insecticide Application<\/span>\n<span class=\"bbch-tag-or\">OR<\/span>\n<span class=\"bbch-tag bbch-tag--blue\">Biological Control (Release of Trichogramma capsules)<\/span>\n<\/td>\n<td data-label=\"Why\"><strong>Insecticide:<\/strong> Protection against sap-sucking plant bugs (mirids) and aphids feeding on young, tender buds, as well as preventing caterpillar damage at the onset of mass egg-laying by the cotton bollworm (<em>Helicoverpa armigera<\/em>).<br>\n<strong>Biological Control:<\/strong> Parasitizing eggs of the cotton bollworm (<em>Helicoverpa armigera<\/em>), preventing larvae from burrowing into the head.<br>\n<strong>Note:<\/strong> Ensure no chemical insecticide treatments are applied within one month following Trichogramma release!<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"bbch-panel\" id=\"bbch-sf-3\">\n<div class=\"bbch-panel-inner\">\n<h3>3. Flowering and Ripening <span>(BBCH 61&#8211;89)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\" rowspan=\"2\">BBCH 61&#8211;65<\/td>\n<td data-label=\"Phenology\" rowspan=\"2\">Start of flowering &#8211; Full flowering<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide Application (Head Protection)<\/span><\/td>\n<td data-label=\"Why\">The most critical application window against head-infecting pathogens (Sclerotinia head rot, Botrytis gray mold).<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Treatment Type\">\n<span class=\"bbch-tag bbch-tag--purple\">Bee-Friendly Insecticide Application<\/span>\n<span class=\"bbch-tag-or\">OR<\/span>\n<span class=\"bbch-tag bbch-tag--blue\">Biological Control (2nd release of Trichogramma capsules)<\/span>\n<\/td>\n<td data-label=\"Why\"><strong>Insecticide:<\/strong> Prevention of caterpillar damage inside the flower head. Always adhere to strict bee-safety regulations when applying chemical treatments!<br>\n<strong>Biological Control:<\/strong> Applied 10&#8211;14 days after the 1st release, timed with peak moth flight.<br>\n<strong>Note:<\/strong> Ensure no chemical insecticide treatments are applied within one month following Trichogramma release!<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 71&#8211;79<\/td>\n<td data-label=\"Phenology\">Seed formation and achene development<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Late Fungicide Application \/ Head Protection<\/span><\/td>\n<td data-label=\"Why\">Prevention of late-season head rots in wet or high-humidity crop seasons.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 81&#8211;89<\/td>\n<td data-label=\"Phenology\">Ripening (Yellowing to browning of heads)<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--neutral\">Desiccation<\/span><\/td>\n<td data-label=\"Why\">Ensuring uniform maturity, facilitating mechanical harvesting, optimizing achene moisture content, and halting late-stage rot progression.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p class=\"bbch-footnote\">Precise timing always depends on the specific crop year, local conditions, and active pest\/pathogen pressure. Always consult a certified agronomist or plant protection specialist prior to executing treatments.<\/p>\n<\/div>\n<style>\n#bbchGuideSF{--bbch-green:#2e7d32;--bbch-blue:#1565c0;--bbch-red:#c62828;--bbch-purple:#7b1fa2;--bbch-orange:#ef6c00;--bbch-neutral:#5d6b63;--bbch-ink:#233826;--bbch-line:#e1e8e0;font-family:inherit;color:var(--bbch-ink);max-width:1100px;margin:0 auto;padding:8px 4px 0}\n#bbchGuideSF *{box-sizing:border-box}\n#bbchGuideSF .bbch-legend{display:flex;flex-wrap:wrap;gap:10px 22px;justify-content:center;margin:0 0 22px;padding:14px 18px;background:#f6faf3;border:1px solid var(--bbch-line);border-radius:12px}\n#bbchGuideSF .bbch-legend-item{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:600;color:#3a4a3c}\n#bbchGuideSF .bbch-dot{width:12px;height:12px;border-radius:50%;flex:0 0 auto;display:inline-block}\n#bbchGuideSF .bbch-dot--green{background:var(--bbch-green)}\n#bbchGuideSF .bbch-dot--blue{background:var(--bbch-blue)}\n#bbchGuideSF 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10px;border-radius:999px;font-weight:700;font-size:12.5px;color:#fff;line-height:1.4}\n#bbchGuideSF .bbch-tag--green{background:var(--bbch-green)}\n#bbchGuideSF .bbch-tag--blue{background:var(--bbch-blue)}\n#bbchGuideSF .bbch-tag--red{background:var(--bbch-red)}\n#bbchGuideSF .bbch-tag--purple{background:var(--bbch-purple)}\n#bbchGuideSF .bbch-tag--orange{background:var(--bbch-orange)}\n#bbchGuideSF .bbch-tag--neutral{background:var(--bbch-neutral)}\n#bbchGuideSF .bbch-tag-or{display:block;margin:6px 0;font-size:11px;font-weight:800;color:#9aa79b;letter-spacing:.08em}\n#bbchGuideSF .bbch-footnote{margin-top:28px;font-size:12.5px;color:#7c8a7d;border-top:1px solid var(--bbch-line);padding-top:14px}\n@media (max-width:680px){\n#bbchGuideSF .bbch-illustration{padding-top:44.44%}\n#bbchGuideSF .bbch-drone-label{font-size:9.5px;padding:2px 6px}\n#bbchGuideSF .bbch-legend{gap:8px 14px}\n#bbchGuideSF .bbch-legend-item{font-size:12.5px}\n}\n<\/style>\n<script>\n(function(){\nvar root = document.getElementById('bbchGuideSF');\nif(!root) return;\nvar drones = root.querySelectorAll('.bbch-drone');\ndrones.forEach(function(btn){\nbtn.addEventListener('click', function(){\nvar targetId = btn.getAttribute('data-target');\nvar targetPanel = root.querySelector('#' + targetId);\nvar willOpen = !targetPanel.classList.contains('is-open');\nroot.querySelectorAll('.bbch-panel').forEach(function(p){ p.classList.remove('is-open'); });\ndrones.forEach(function(b){ b.classList.remove('is-active'); b.setAttribute('aria-expanded','false'); });\nif(willOpen){\ntargetPanel.classList.add('is-open');\nbtn.classList.add('is-active');\nbtn.setAttribute('aria-expanded','true');\nsetTimeout(function(){\ntargetPanel.scrollIntoView({behavior:'smooth', block:'nearest'});\n},120);\n}\n});\n});\n})();\n<\/script>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-23ab845 elementor-widget elementor-widget-html\" data-id=\"23ab845\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"bbch-guide\" id=\"bbchGuideRS\">\n<div class=\"bbch-legend\" role=\"list\" aria-label=\"Treatment type legend\">\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--green\"><\/i>Foliar Fertilizer<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--red\"><\/i>Herbicide<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--purple\"><\/i>Insecticide<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--orange\"><\/i>Fungicide<\/span>\n<\/div>\n<div class=\"bbch-illustration\">\n    <div class=\"bbch-plant-label\">Rapeseed <i>(Brassica napus)<\/i><\/div>\n<img decoding=\"async\" class=\"bbch-scene\" src=\"https:\/\/abzinnovation.com\/wp-content\/uploads\/2026\/09\/rapeseed-bbch-drone-stages.jpg\" alt=\"Rapeseed growth stages BBCH 0-69 with drone spray application windows\" style=\"object-fit:cover\" \/>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:36.8%;top:57.92%\" data-target=\"bbch-rs-1\" aria-expanded=\"false\" aria-controls=\"bbch-rs-1\">\n<span class=\"bbch-drone-label\">Drone 1 &middot; BBCH 13&#8211;19<\/span>\n<\/button>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:59.9%;top:41.17%\" data-target=\"bbch-rs-2\" aria-expanded=\"false\" aria-controls=\"bbch-rs-2\">\n<span class=\"bbch-drone-label\">Drone 2 &middot; BBCH 30&#8211;39<\/span>\n<\/button>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:84.5%;top:26.07%\" data-target=\"bbch-rs-3\" aria-expanded=\"false\" aria-controls=\"bbch-rs-3\">\n<span class=\"bbch-drone-label\">Drone 3 &middot; BBCH 51&#8211;89<\/span>\n<\/button>\n<\/div>\n<p class=\"bbch-hint\">Click a drone above to see the recommended tank-mix and timing details for that spray window.<\/p>\n<div class=\"bbch-panels\">\n<div class=\"bbch-panel\" id=\"bbch-rs-1\">\n<div class=\"bbch-panel-inner\">\n<h3>1. Early Vegetative Stage <span>(BBCH 13&#8211;19)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 13&#8211;15<\/td>\n<td data-label=\"Phenology\">3&#8211;5 leaf stage<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilizer<\/span><\/td>\n<td data-label=\"Why\">Strengthens the root collar and promotes deep taproot development for safe overwintering.<br>\n<strong>Boron (B):<\/strong> Enhances root collar thickening, carbohydrate transport, and deep taproot extension.<br>\n<strong>Manganese (Mn):<\/strong> Boosts photosynthesis and tissue lignification to improve autumn frost hardiness.<br>\n<strong>Zinc (Zn):<\/strong> Stimulates early auxin synthesis for growth and protects cell membranes against cold stress.\n<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 16&#8211;19<\/td>\n<td data-label=\"Phenology\">6&#8211;9 leaf rosette stage<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide Application<\/span><\/td>\n<td data-label=\"Why\">Prevents stem elongation (frost protection \/ growth regulation) and provides early control against Phoma stem canker and leaf spot.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"bbch-panel\" id=\"bbch-rs-2\">\n<div class=\"bbch-panel-inner\">\n<h3>2. Spring Vegetative and Stem Elongation Stage <span>(BBCH 30&#8211;39)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 30&#8211;32<\/td>\n<td data-label=\"Phenology\">Onset of spring growth &#8211; stem elongation<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilizer<\/span><\/td>\n<td data-label=\"Why\">Regulates shoot growth, stimulates lateral branching, and prevents boron deficiency.<br>\n<strong>Boron (B):<\/strong> Prevents hollow stems and longitudinal cracking during rapid stem elongation.<br>\n<strong>Sulfur (S):<\/strong> Optimizes nitrogen utilization and protein synthesis for vigorous shoot growth.<br>\n<strong>Magnesium (Mg):<\/strong> Boosts chlorophyll production and fuels energy synthesis during rapid canopy expansion.\n<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 35&#8211;39<\/td>\n<td data-label=\"Phenology\">Intensive stem elongation (until hidden bud stage)<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--purple\">Insecticide Application<\/span><\/td>\n<td data-label=\"Why\">Suppresses stem weevil populations to prevent stem splitting and secondary fungal infections.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"bbch-panel\" id=\"bbch-rs-3\">\n<div class=\"bbch-panel-inner\">\n<h3>3. Reproductive and Ripening Stage <span>(BBCH 51&#8211;89)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 51&#8211;57<\/td>\n<td data-label=\"Phenology\">Green bud &#8211; Yellow bud stage<\/td>\n<td data-label=\"Treatment Type\">\n<span class=\"bbch-tag bbch-tag--purple\">Insecticide Application<\/span>\n<span class=\"bbch-tag-or\">+<\/span>\n<span class=\"bbch-tag bbch-tag--green\">Foliar Fertilizer<\/span>\n<\/td>\n<td data-label=\"Why\">Prevents bud feeding damage during the critical pre-flowering window.<br>\n<strong>Boron (B):<\/strong> Improves pollen viability and tube growth to prevent bud abortion and enhance flower retention.<br>\n<strong>Sulfur (S):<\/strong> Supports high oil synthesis and protein formation ahead of bloom.<br>\n<strong>Molybdenum (Mo):<\/strong> Enhances nitrogen metabolism and promotes uniform flower development.\n<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 61&#8211;65<\/td>\n<td data-label=\"Phenology\">Full flowering (early to mid-flowering)<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide Application<\/span><\/td>\n<td data-label=\"Why\">Primary defense against white mold (<em>Sclerotinia<\/em> stem rot). Drone application completely eliminates trampling damage to the flowering crop canopy.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 73&#8211;77<\/td>\n<td data-label=\"Phenology\">Pod development &#8211; Pod enlargement<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--purple\">Insecticide Application<\/span><\/td>\n<td data-label=\"Why\">Prevents pod pest damage and premature opening to safeguard seed yield.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 80&#8211;89<\/td>\n<td data-label=\"Phenology\">Ripening (waxy ripe &#8211; mature pods)<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--neutral\">Desiccation + Pod Sealant<\/span><\/td>\n<td data-label=\"Why\">Promotes uniform ripening and prevents seed shatter losses from pod splitting. In dense, intertwined crops, drone application reduces seed loss to zero.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p class=\"bbch-footnote\">Precise timing always depends on the specific growing season, local soil and weather conditions, and active pest\/disease pressure. Always consult a certified agronomist or crop consultant prior to executing specific treatments.<\/p>\n<\/div>\n<style>\n#bbchGuideRS{--bbch-green:#2e7d32;--bbch-blue:#1565c0;--bbch-red:#c62828;--bbch-purple:#7b1fa2;--bbch-orange:#ef6c00;--bbch-neutral:#5d6b63;--bbch-ink:#233826;--bbch-line:#e1e8e0;font-family:inherit;color:var(--bbch-ink);max-width:1100px;margin:0 auto;padding:8px 4px 0}\n#bbchGuideRS *{box-sizing:border-box}\n#bbchGuideRS .bbch-legend{display:flex;flex-wrap:wrap;gap:10px 22px;justify-content:center;margin:0 0 22px;padding:14px 18px;background:#f6faf3;border:1px solid var(--bbch-line);border-radius:12px}\n#bbchGuideRS .bbch-legend-item{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:600;color:#3a4a3c}\n#bbchGuideRS .bbch-dot{width:12px;height:12px;border-radius:50%;flex:0 0 auto;display:inline-block}\n#bbchGuideRS .bbch-dot--green{background:var(--bbch-green)}\n#bbchGuideRS .bbch-dot--blue{background:var(--bbch-blue)}\n#bbchGuideRS 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.bbch-panel.is-open{max-height:2400px}\n#bbchGuideRS .bbch-panel-inner{padding:22px 4px 6px}\n#bbchGuideRS .bbch-panel h3{font-size:19px;margin:0 0 14px;color:var(--bbch-ink)}\n#bbchGuideRS .bbch-panel h3 span{font-weight:500;color:#6b7a6c;font-size:15px}\n#bbchGuideRS .bbch-table-wrap{overflow-x:auto;border:1px solid var(--bbch-line);border-radius:12px}\n#bbchGuideRS table{width:100%;border-collapse:collapse;min-width:640px;font-size:14px}\n#bbchGuideRS thead th{text-align:left;background:#f6faf3;padding:12px 14px;font-size:12.5px;letter-spacing:.02em;text-transform:uppercase;color:#5b6b5c;border-bottom:1px solid var(--bbch-line);white-space:nowrap}\n#bbchGuideRS tbody td{padding:14px;border-bottom:1px solid var(--bbch-line);vertical-align:top;line-height:1.5}\n#bbchGuideRS tbody tr:last-child td{border-bottom:none}\n#bbchGuideRS tbody tr:hover{background:#fbfdf9}\n#bbchGuideRS .bbch-tag{display:inline-block;padding:4px 10px;border-radius:999px;font-weight:700;font-size:12.5px;color:#fff;line-height:1.4}\n#bbchGuideRS .bbch-tag--green{background:var(--bbch-green)}\n#bbchGuideRS .bbch-tag--blue{background:var(--bbch-blue)}\n#bbchGuideRS .bbch-tag--red{background:var(--bbch-red)}\n#bbchGuideRS .bbch-tag--purple{background:var(--bbch-purple)}\n#bbchGuideRS .bbch-tag--orange{background:var(--bbch-orange)}\n#bbchGuideRS .bbch-tag--neutral{background:var(--bbch-neutral)}\n#bbchGuideRS .bbch-tag-or{display:block;margin:6px 0;font-size:11px;font-weight:800;color:#9aa79b;letter-spacing:.08em}\n#bbchGuideRS .bbch-footnote{margin-top:28px;font-size:12.5px;color:#7c8a7d;border-top:1px solid var(--bbch-line);padding-top:14px}\n@media (max-width:680px){\n#bbchGuideRS .bbch-illustration{padding-top:59.18%}\n#bbchGuideRS .bbch-drone-label{font-size:9.5px;padding:2px 6px}\n#bbchGuideRS .bbch-legend{gap:8px 14px}\n#bbchGuideRS .bbch-legend-item{font-size:12.5px}\n}\n<\/style>\n<script>\n(function(){\nvar root = document.getElementById('bbchGuideRS');\nif(!root) return;\nvar drones = root.querySelectorAll('.bbch-drone');\ndrones.forEach(function(btn){\nbtn.addEventListener('click', function(){\nvar targetId = btn.getAttribute('data-target');\nvar targetPanel = root.querySelector('#' + targetId);\nvar willOpen = !targetPanel.classList.contains('is-open');\nroot.querySelectorAll('.bbch-panel').forEach(function(p){ p.classList.remove('is-open'); });\ndrones.forEach(function(b){ b.classList.remove('is-active'); b.setAttribute('aria-expanded','false'); });\nif(willOpen){\ntargetPanel.classList.add('is-open');\nbtn.classList.add('is-active');\nbtn.setAttribute('aria-expanded','true');\nsetTimeout(function(){\ntargetPanel.scrollIntoView({behavior:'smooth', block:'nearest'});\n},120);\n}\n});\n});\n})();\n<\/script>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d8cd0f9 elementor-widget elementor-widget-html\" data-id=\"d8cd0f9\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"bbch-guide\" id=\"bbchGuideWH\">\n<div class=\"bbch-legend\" role=\"list\" aria-label=\"Treatment type legend\">\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--green\"><\/i>Foliar Fertilizer<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--red\"><\/i>Herbicide<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--purple\"><\/i>Insecticide<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--orange\"><\/i>Fungicide<\/span>\n<\/div>\n<div class=\"bbch-illustration\">\n    <div class=\"bbch-plant-label\">Wheat <i>(Triticum aestivum)<\/i><\/div>\n<img decoding=\"async\" class=\"bbch-scene\" src=\"https:\/\/abzinnovation.com\/wp-content\/uploads\/2026\/09\/wheat-bbch-drone-stages.jpg\" alt=\"Wheat growth stages BBCH 0-69 with drone spray application windows\" style=\"object-fit:cover\" \/>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:22.5%;top:34.51%\" data-target=\"bbch-wh-1\" aria-expanded=\"false\" aria-controls=\"bbch-wh-1\">\n<span class=\"bbch-drone-label\">Drone 1 &middot; BBCH 13&#8211;29<\/span>\n<\/button>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:52.1%;top:20.35%\" data-target=\"bbch-wh-2\" aria-expanded=\"false\" aria-controls=\"bbch-wh-2\">\n<span class=\"bbch-drone-label\">Drone 2 &middot; BBCH 31&#8211;39<\/span>\n<\/button>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:82.1%;top:16.98%\" data-target=\"bbch-wh-3\" aria-expanded=\"false\" aria-controls=\"bbch-wh-3\">\n<span class=\"bbch-drone-label\">Drone 3 &middot; BBCH 45&#8211;89<\/span>\n<\/button>\n<\/div>\n<p class=\"bbch-hint\">Click a drone above to see the recommended tank-mix and timing details for that spray window.<\/p>\n<div class=\"bbch-panels\">\n<div class=\"bbch-panel\" id=\"bbch-wh-1\">\n<div class=\"bbch-panel-inner\">\n<h3>1. Early Growth Stage <span>(BBCH 13&#8211;29)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 13&#8211;25<\/td>\n<td data-label=\"Phenology\">Tillering (3-leaf stage to mid-tillering)<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilizer<\/span><\/td>\n<td data-label=\"Why\">Stimulates root development and shoot formation without causing ground trampling damage in the field rows.<br>\n<strong>Zinc (Zn):<\/strong> Synthesizes growth hormones (auxins) to drive early root expansion and shoot formation.<br>\n<strong>Manganese (Mn):<\/strong> Powers photosynthesis and activates enzymes that enhance natural disease defense.<br>\n<strong>Copper (Cu):<\/strong> Promotes cell wall lignification to strengthen young stems against early lodging.\n<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\" rowspan=\"2\">BBCH 25&#8211;29<\/td>\n<td data-label=\"Phenology\" rowspan=\"2\">End of tillering<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--red\">Herbicide Application<\/span><\/td>\n<td data-label=\"Why\">Weeds deplete water and nutrients prior to intensive growth. Omitting this step can cause a 20&#8211;40% yield loss.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilizer<\/span><\/td>\n<td data-label=\"Why\">Aids recovery from winter stress and maximizes tiller node counts prior to the spring growth surge.<br>\n<strong>Nitrogen (N):<\/strong> Fuels rapid foliage regeneration and prevents early tiller abortion.<br>\n<strong>Sulfur (S):<\/strong> Works synergistically with nitrogen to kickstart protein synthesis and enzymatic activity.<br>\n<strong>Zinc (Zn):<\/strong> Drives auxin production to boost root vigor and optimize tiller node development.<br>\n<strong>Manganese (Mn):<\/strong> Re-activates photosynthesis and strengthens systemic stress tolerance coming out of dormancy.<br>\n<strong>Amino acids \/ biostimulants:<\/strong> Provide immediate metabolic energy to bypass cold-soil nutrient blockages and herbicide shock.\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"bbch-panel\" id=\"bbch-wh-2\">\n<div class=\"bbch-panel-inner\">\n<h3>2. Intensive Growth and Stem Elongation Stage <span>(BBCH 31&#8211;39)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 31&#8211;32<\/td>\n<td data-label=\"Phenology\">1st&#8211;2nd node stage<\/td>\n<td data-label=\"Treatment Type\">\n<span class=\"bbch-tag bbch-tag--orange\">Fungicide Treatment<\/span>\n<span class=\"bbch-tag-or\">+<\/span>\n<span class=\"bbch-tag bbch-tag--green\">Foliar Fertilizer<\/span>\n<\/td>\n<td data-label=\"Why\">Early disease protection (powdery mildew, rusts, net blotch) and strengthening of the elongating stems against lodging.<br>\n<strong>Copper (Cu):<\/strong> Critical during stem elongation; deficiency severely weakens stem structural integrity (increasing lodging risk) and leads to pollen sterility later.<br>\n<strong>Magnesium (Mg):<\/strong> Prevents chlorosis on the middle leaves during high-demand vegetative extension.<br>\n<strong>Sulfur (S):<\/strong> Keeps nitrogen metabolism running efficiently to build strong, structural stem tissue.<br>\n<strong>Manganese (Mn):<\/strong> Complements the fungicide application by triggering the plant's internal phytoalexin defenses against early foliar diseases.\n<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 37&#8211;39<\/td>\n<td data-label=\"Phenology\">Flag leaf emergence<\/td>\n<td data-label=\"Treatment Type\">\n<span class=\"bbch-tag bbch-tag--orange\">Fungicide Treatment<\/span>\n<span class=\"bbch-tag-or\">+<\/span>\n<span class=\"bbch-tag bbch-tag--green\">Foliar Fertilizer<\/span>\n<\/td>\n<td data-label=\"Why\">Precision protection of the upper canopy &#8211; the primary determinant of crop yield &#8211; against foliar diseases. The flag leaf drives 50&#8211;70% of grain filling; foliar feeding delivers nutrients directly to it when root uptake declines, combining with mandatory fungicide sprays without extra field passes.<br>\n<strong>Nitrogen (N):<\/strong> Delays flag leaf senescence to extend the active photosynthesis window critical for grain fill.<br>\n<strong>Magnesium (Mg):<\/strong> Maintains high chlorophyll density in the flag leaf to prevent energy burnout under intense radiation.<br>\n<strong>Sulfur (S):<\/strong> Enhances late-stage nitrogen uptake efficiency for uninterrupted canopy metabolism.<br>\n<strong>Boron (B):<\/strong> Supports cell wall strength and ensures reproductive tissue preparation ahead of booting and flowering.<br>\n<strong>Zinc (Zn):<\/strong> Protects upper canopy tissues from oxidative stress during late-spring heat spikes.\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"bbch-panel\" id=\"bbch-wh-3\">\n<div class=\"bbch-panel-inner\">\n<h3>3. Reproductive and Ripening Stage <span>(BBCH 45&#8211;89)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 45&#8211;59<\/td>\n<td data-label=\"Phenology\">Booting and heading<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--purple\">Insecticide Treatment<\/span><\/td>\n<td data-label=\"Why\">Rapid, overhead intervention targeting foliage-damaging pests, avoiding mechanical crop damage.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 61&#8211;65<\/td>\n<td data-label=\"Phenology\">Flowering (beginning to mid-flowering)<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide Treatment<\/span><\/td>\n<td data-label=\"Why\">The critical control window against <em>Fusarium<\/em>. Top-down aerial drone application ensures direct coverage on the ear.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 73&#8211;77<\/td>\n<td data-label=\"Phenology\">Milk stage (grain filling)<\/td>\n<td data-label=\"Treatment Type\">\n<span class=\"bbch-tag bbch-tag--purple\">Insecticide Treatment<\/span>\n<span class=\"bbch-tag-or\">+<\/span>\n<span class=\"bbch-tag bbch-tag--green\">Foliar Fertilizer<\/span>\n<\/td>\n<td data-label=\"Why\">Protection against aphids and grain-damaging bugs, while enhancing quality parameters (protein and gluten content) for market premiums.<br>\n<strong>Nitrogen (N):<\/strong> Directly fuels protein synthesis in the grain as root uptake capacity declines.<br>\n<strong>Sulfur (S):<\/strong> Works synergistically with nitrogen to form essential amino acids, boosting wet gluten quality and dough elasticity.<br>\n<strong>Zinc (Zn):<\/strong> Enhances carbohydrate translocation into developing kernels and protects tissues from late-season heat stress.<br>\n<strong>Magnesium (Mg):<\/strong> Sustains the \"stay-green\" effect in the upper leaves to maintain photosynthate flow into the grain.\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p class=\"bbch-footnote\">Precise timing always depends on the specific growing season, local soil and weather conditions, and active pest\/disease pressure. 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10px;border-radius:999px;font-weight:700;font-size:12.5px;color:#fff;line-height:1.4}\n#bbchGuideWH .bbch-tag--green{background:var(--bbch-green)}\n#bbchGuideWH .bbch-tag--blue{background:var(--bbch-blue)}\n#bbchGuideWH .bbch-tag--red{background:var(--bbch-red)}\n#bbchGuideWH .bbch-tag--purple{background:var(--bbch-purple)}\n#bbchGuideWH .bbch-tag--orange{background:var(--bbch-orange)}\n#bbchGuideWH .bbch-tag--neutral{background:var(--bbch-neutral)}\n#bbchGuideWH .bbch-tag-or{display:block;margin:6px 0;font-size:11px;font-weight:800;color:#9aa79b;letter-spacing:.08em}\n#bbchGuideWH .bbch-footnote{margin-top:28px;font-size:12.5px;color:#7c8a7d;border-top:1px solid var(--bbch-line);padding-top:14px}\n@media (max-width:680px){\n#bbchGuideWH .bbch-illustration{padding-top:53.76%}\n#bbchGuideWH .bbch-drone-label{font-size:9.5px;padding:2px 6px}\n#bbchGuideWH .bbch-legend{gap:8px 14px}\n#bbchGuideWH .bbch-legend-item{font-size:12.5px}\n}\n<\/style>\n<script>\n(function(){\nvar root = document.getElementById('bbchGuideWH');\nif(!root) return;\nvar drones = root.querySelectorAll('.bbch-drone');\ndrones.forEach(function(btn){\nbtn.addEventListener('click', function(){\nvar targetId = btn.getAttribute('data-target');\nvar targetPanel = root.querySelector('#' + targetId);\nvar willOpen = !targetPanel.classList.contains('is-open');\nroot.querySelectorAll('.bbch-panel').forEach(function(p){ p.classList.remove('is-open'); });\ndrones.forEach(function(b){ b.classList.remove('is-active'); b.setAttribute('aria-expanded','false'); });\nif(willOpen){\ntargetPanel.classList.add('is-open');\nbtn.classList.add('is-active');\nbtn.setAttribute('aria-expanded','true');\nsetTimeout(function(){\ntargetPanel.scrollIntoView({behavior:'smooth', block:'nearest'});\n},120);\n}\n});\n});\n})();\n<\/script>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a81bd0c elementor-widget elementor-widget-html\" data-id=\"a81bd0c\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"bbch-guide\" id=\"bbchGuideGV\">\n<div class=\"bbch-legend\" role=\"list\" aria-label=\"Treatment type legend\">\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--green\"><\/i>Foliar Fertilization<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--blue\"><\/i>Trichogramma Application<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--red\"><\/i>Herbicide<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--purple\"><\/i>Insecticide<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--orange\"><\/i>Fungicide<\/span>\n<\/div>\n<div class=\"bbch-illustration\">\n    <div class=\"bbch-plant-label\">Grapevine <i>(Vitis vinifera L.)<\/i><\/div>\n<img decoding=\"async\" class=\"bbch-scene\" src=\"https:\/\/abzinnovation.com\/wp-content\/uploads\/2026\/10\/grapevine-bbch-growth-stages.jpg\" alt=\"Grapevine growth stages BBCH 00-97 with drone spray application windows\" style=\"object-fit:cover\">\n<button type=\"button\" class=\"bbch-drone\" style=\"left:22.3%;top:13.2%\" data-target=\"bbch-gv-1\" aria-expanded=\"false\" aria-controls=\"bbch-gv-1\">\n<span class=\"bbch-drone-label\">Drone 1<span class=\"bbch-drone-sub-sep\"> \u00b7 <\/span><span class=\"bbch-drone-sub\">BBCH 09\u201319<\/span><\/span>\n<\/button>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:47.3%;top:8.4%\" data-target=\"bbch-gv-2\" aria-expanded=\"false\" aria-controls=\"bbch-gv-2\">\n<span class=\"bbch-drone-label\">Drone 2<span class=\"bbch-drone-sub-sep\"> \u00b7 <\/span><span class=\"bbch-drone-sub\">BBCH 53\u201368<\/span><\/span>\n<\/button>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:64.5%;top:8.4%\" data-target=\"bbch-gv-3\" aria-expanded=\"false\" aria-controls=\"bbch-gv-3\">\n<span class=\"bbch-drone-label\">Drone 3<span class=\"bbch-drone-sub-sep\"> \u00b7 <\/span><span class=\"bbch-drone-sub\">BBCH 69\u201379<\/span><\/span>\n<\/button>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:92.4%;top:8.4%\" data-target=\"bbch-gv-4\" aria-expanded=\"false\" aria-controls=\"bbch-gv-4\">\n<span class=\"bbch-drone-label\">Drone 4<span class=\"bbch-drone-sub-sep\"> \u00b7 <\/span><span class=\"bbch-drone-sub\">BBCH 81\u201389<\/span><\/span>\n<\/button>\n<\/div>\n<p class=\"bbch-hint\">Click a drone above to see the recommended tank-mix and timing details for that spray window.<\/p>\n<div class=\"bbch-panels\">\n<div class=\"bbch-panel\" id=\"bbch-gv-1\">\n<div class=\"bbch-panel-inner\">\n<h3>1. Early Vegetative Growth <span>(BBCH 09\u201319)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 09\u201312<\/td>\n<td data-label=\"Phenology\">Budburst to 2\u20133 leaves<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilization + Biostimulants<\/span><\/td>\n<td data-label=\"Why\">Support early shoot and leaf development. Apply Zn, Mn, Mg or Fe only where deficiency is identified. Biostimulants may support stress management, depending on the product.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 13\u201319<\/td>\n<td data-label=\"Phenology\">3\u20139 leaves<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide<\/span><\/td>\n<td data-label=\"Why\">Preventive protection against powdery mildew and downy mildew according to disease risk and local authorisation.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 13\u201319<\/td>\n<td data-label=\"Phenology\">Active leaf development<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilization<\/span><\/td>\n<td data-label=\"Why\">Correct diagnosed Mg, Mn, Fe or Zn deficiencies to support chlorophyll formation, photosynthesis and canopy development.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"bbch-panel\" id=\"bbch-gv-2\">\n<div class=\"bbch-panel-inner\">\n<h3>2. Pre-flowering and Flowering Stage <span>(BBCH 53\u201368)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 53\u201355<\/td>\n<td data-label=\"Phenology\">Inflorescences visible and elongating<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilization + Biostimulants<\/span><\/td>\n<td data-label=\"Why\">Assess Boron (B) and Zinc (Zn) before flowering to support normal reproductive development and flower function. Avoid excessive boron application.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 53\u201359<\/td>\n<td data-label=\"Phenology\">Inflorescence development to pre-flowering<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--blue\">Trichogramma Application<\/span><\/td>\n<td data-label=\"Why\">Release suitable <em>Trichogramma<\/em> species against susceptible grape moth eggs where the local pest species, release timing and drone-compatible system support effective biological control.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 53\u201359<\/td>\n<td data-label=\"Phenology\">Inflorescence development to pre-flowering<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide<\/span><\/td>\n<td data-label=\"Why\">Establish preventive protection against powdery mildew and downy mildew before susceptible tissues are exposed to infection risk.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 57\u201361<\/td>\n<td data-label=\"Phenology\">Inflorescences separated to beginning of flowering<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilization<\/span><\/td>\n<td data-label=\"Why\">Apply B and Zn only where justified by deficiency risk or analysis. Corrective nutrition before flowering may be relevant to reproductive development.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 61\u201368<\/td>\n<td data-label=\"Phenology\">Beginning to end of flowering<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide<\/span><\/td>\n<td data-label=\"Why\">Maintain disease protection when justified by infection risk, using products authorised for the crop, stage and drone application.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 61\u201368<\/td>\n<td data-label=\"Phenology\">Flowering<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Biostimulants<\/span><\/td>\n<td data-label=\"Why\">Consider an authorised foliar biostimulant only where there is a clear agronomic rationale. Avoid unnecessary spraying during sensitive flowering conditions.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"bbch-panel\" id=\"bbch-gv-3\">\n<div class=\"bbch-panel-inner\">\n<h3>3. Berry Development Stage <span>(BBCH 69\u201379)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 69\u201371<\/td>\n<td data-label=\"Phenology\">End of flowering to fruit set<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide<\/span><\/td>\n<td data-label=\"Why\">Protect young berries against downy mildew and powdery mildew according to disease pressure and the product label.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 69\u201373<\/td>\n<td data-label=\"Phenology\">Fruit set to early berry growth<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilization<\/span><\/td>\n<td data-label=\"Why\">Correct confirmed Mg, Mn, Zn or Fe deficiencies to maintain canopy function and photosynthesis.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 71\u201375<\/td>\n<td data-label=\"Phenology\">Fruit set to pea-sized berries<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--blue\">Trichogramma Application<\/span><\/td>\n<td data-label=\"Why\">Target susceptible eggs of relevant grape berry moth species where monitoring and local biological-control recommendations justify release.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 73\u201377<\/td>\n<td data-label=\"Phenology\">Berry growth<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilization<\/span><\/td>\n<td data-label=\"Why\">Consider Calcium (Ca) where justified. Calcium is a secondary nutrient, not a trace element; benefits depend on formulation, uptake and timing.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 73\u201379<\/td>\n<td data-label=\"Phenology\">Berry growth to bunch closure<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide<\/span><\/td>\n<td data-label=\"Why\">Maintain disease protection as clusters develop, following local disease-risk guidance and product restrictions.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 77\u201379<\/td>\n<td data-label=\"Phenology\">Bunch closure<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide<\/span><\/td>\n<td data-label=\"Why\">Where justified, target <em>Botrytis cinerea<\/em> (grey mould) before berries become tightly packed, especially in susceptible cultivars and humid conditions.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"bbch-panel\" id=\"bbch-gv-4\">\n<div class=\"bbch-panel-inner\">\n<h3>4. Ripening Stage <span>(BBCH 81\u201389)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 81\u201385<\/td>\n<td data-label=\"Phenology\">Beginning of veraison to advanced colour change<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilization<\/span><\/td>\n<td data-label=\"Why\">Consider Mg and other nutrients only where a demonstrated need exists. K (potassium) is a major nutrient, not a trace element. Do not assume foliar sprays automatically increase sugar content or colour.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 81\u201385<\/td>\n<td data-label=\"Phenology\">Beginning of veraison<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--blue\">Trichogramma Application<\/span><\/td>\n<td data-label=\"Why\">Consider only if a locally relevant later moth generation is susceptible and the release programme supports this timing.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 81\u201389<\/td>\n<td data-label=\"Phenology\">Veraison to ripening<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide<\/span><\/td>\n<td data-label=\"Why\">Manage late-season disease risk where necessary, observing the pre-harvest interval (PHI), residue limits and application restrictions.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 85\u201389<\/td>\n<td data-label=\"Phenology\">Advanced ripening to full maturity<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilization + Biostimulants<\/span><\/td>\n<td data-label=\"Why\">Apply only where a clear agronomic need exists and the product is permitted before harvest. Avoid unsupported claims about improved sugar content, colour or fruit quality.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 69\u201389<\/td>\n<td data-label=\"Phenology\">Berry development to ripening<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--purple\">Insecticide<\/span><\/td>\n<td data-label=\"Why\">Include only when monitoring identifies a relevant pest and an authorised drone-applicable product is justified. Follow resistance-management and pre-harvest requirements.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p class=\"bbch-footnote\">Precise timing always depends on the specific growing season, local soil\/weather conditions, and active pest\/disease pressure. 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8px 10px;font-size:11.5px}\n#bbchGuideGV .bbch-illustration{padding-top:33.35%}\n#bbchGuideGV .bbch-drone-sub{display:block;text-align:center}\n#bbchGuideGV .bbch-drone-sub-sep{display:none}\n#bbchGuideGV .bbch-drone-label{font-size:9.5px;padding:2px 6px}\n#bbchGuideGV .bbch-legend{gap:8px 14px}\n#bbchGuideGV .bbch-legend-item{font-size:12.5px}\n}\n<\/style>\n<script>\n(function(){\nvar root = document.getElementById('bbchGuideGV');\nif(!root) return;\nvar drones = root.querySelectorAll('.bbch-drone');\ndrones.forEach(function(btn){\nbtn.addEventListener('click', function(){\nvar targetId = btn.getAttribute('data-target');\nvar targetPanel = root.querySelector('#' + targetId);\nvar willOpen = !targetPanel.classList.contains('is-open');\nroot.querySelectorAll('.bbch-panel').forEach(function(p){ p.classList.remove('is-open'); });\ndrones.forEach(function(b){ b.classList.remove('is-active'); b.setAttribute('aria-expanded','false'); });\nif(willOpen){\ntargetPanel.classList.add('is-open');\nbtn.classList.add('is-active');\nbtn.setAttribute('aria-expanded','true');\nsetTimeout(function(){\ntargetPanel.scrollIntoView({behavior:'smooth', block:'nearest'});\n},120);\n}\n});\n});\n})();\n<\/script>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9c0eaf9 elementor-widget elementor-widget-html\" data-id=\"9c0eaf9\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"bbch-guide\" id=\"bbchGuideSY\">\n<div class=\"bbch-legend\" role=\"list\" aria-label=\"Treatment type legend\">\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--green\"><\/i>Foliar Fertilization<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--red\"><\/i>Herbicide<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--purple\"><\/i>Insecticide<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--orange\"><\/i>Fungicide<\/span>\n<\/div>\n<div class=\"bbch-illustration\">\n    <div class=\"bbch-plant-label\">Soybean <i>(Glycine max)<\/i><\/div>\n<img decoding=\"async\" class=\"bbch-scene\" src=\"https:\/\/abzinnovation.com\/wp-content\/uploads\/2026\/10\/soybean-bbch-growth-stages.jpg\" alt=\"Soybean growth stages BBCH 00-89 with drone spray application windows\" style=\"object-fit:cover\">\n<button type=\"button\" class=\"bbch-drone\" style=\"left:25.6%;top:23.4%\" data-target=\"bbch-sy-1\" aria-expanded=\"false\" aria-controls=\"bbch-sy-1\">\n<span class=\"bbch-drone-label\">Drone 1<span class=\"bbch-drone-sub-sep\"> \u00b7 <\/span><span class=\"bbch-drone-sub\">BBCH 00\u201319<\/span><\/span>\n<\/button>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:41.4%;top:19.9%\" data-target=\"bbch-sy-2\" aria-expanded=\"false\" aria-controls=\"bbch-sy-2\">\n<span class=\"bbch-drone-label\">Drone 2<span class=\"bbch-drone-sub-sep\"> \u00b7 <\/span><span class=\"bbch-drone-sub\">BBCH 19\u201359<\/span><\/span>\n<\/button>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:58.8%;top:16.3%\" data-target=\"bbch-sy-3\" aria-expanded=\"false\" aria-controls=\"bbch-sy-3\">\n<span class=\"bbch-drone-label\">Drone 3<span class=\"bbch-drone-sub-sep\"> \u00b7 <\/span><span class=\"bbch-drone-sub\">BBCH 60\u201379<\/span><\/span>\n<\/button>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:80.0%;top:12.0%\" data-target=\"bbch-sy-4\" aria-expanded=\"false\" aria-controls=\"bbch-sy-4\">\n<span class=\"bbch-drone-label\">Drone 4<span class=\"bbch-drone-sub-sep\"> \u00b7 <\/span><span class=\"bbch-drone-sub\">BBCH 79\u201389<\/span><\/span>\n<\/button>\n<\/div>\n<p class=\"bbch-hint\">Click a drone above to see the recommended tank-mix and timing details for that spray window.<\/p>\n<div class=\"bbch-panels\">\n<div class=\"bbch-panel\" id=\"bbch-sy-1\">\n<div class=\"bbch-panel-inner\">\n<h3>1. Emergence and Early Vegetative Growth <span>(BBCH 00\u201319)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 00\u201309<\/td>\n<td data-label=\"Phenology\">Sowing to emergence<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--red\">Herbicide<\/span><\/td>\n<td data-label=\"Why\">Early weed control. Drone application is appropriate only where authorised and where the product is suitable for the intended pre-emergence or soil-surface treatment.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 10\u201313<\/td>\n<td data-label=\"Phenology\">Cotyledon stage to first leaves<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--red\">Herbicide<\/span><\/td>\n<td data-label=\"Why\">Control of young weeds, taking soybean growth stage, weed species and crop phytotoxicity risk into account.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 13\u201319<\/td>\n<td data-label=\"Phenology\">Leaf development and early vegetative growth<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilization<\/span><\/td>\n<td data-label=\"Why\">Targeted Mn, Zn or Fe application where a deficiency is confirmed, supporting normal leaf function and photosynthesis.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 13\u201319<\/td>\n<td data-label=\"Phenology\">Active canopy development<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide<\/span><\/td>\n<td data-label=\"Why\">Apply only when local disease risk, monitoring and authorised application practices justify treatment.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"bbch-panel\" id=\"bbch-sy-2\">\n<div class=\"bbch-panel-inner\">\n<h3>2. Vegetative Growth and Pre-flowering <span>(BBCH 19\u201359)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 19\u201351<\/td>\n<td data-label=\"Phenology\">Active vegetative growth to visible flower buds<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilization<\/span><\/td>\n<td data-label=\"Why\">Correct Mn, Zn, Mg or Fe deficiencies identified through crop or tissue assessment.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 19\u201351<\/td>\n<td data-label=\"Phenology\">Canopy development and canopy closure<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide<\/span><\/td>\n<td data-label=\"Why\">Disease-specific treatment when pathogen pressure, weather and local recommendations justify it. Routine spraying is not assumed.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 51\u201359<\/td>\n<td data-label=\"Phenology\">Flower-bud development to pre-flowering<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilization<\/span><\/td>\n<td data-label=\"Why\">Targeted Boron (B) and Zinc (Zn) application where deficiency or a substantiated local recommendation exists. Excess boron can cause crop injury.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 51\u201359<\/td>\n<td data-label=\"Phenology\">Pre-flowering<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--purple\">Insecticide<\/span><\/td>\n<td data-label=\"Why\">Treat only when monitoring identifies a significant pest and the relevant action threshold is reached. Timing depends on the pest's life cycle.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"bbch-panel\" id=\"bbch-sy-3\">\n<div class=\"bbch-panel-inner\">\n<h3>3. Flowering and Pod Development <span>(BBCH 60\u201379)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 60\u201369<\/td>\n<td data-label=\"Phenology\">Beginning to end of flowering<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilization<\/span><\/td>\n<td data-label=\"Why\">Apply micronutrients only where justified. Consider temperature, water availability and crop stress during flowering.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 60\u201375<\/td>\n<td data-label=\"Phenology\">Flowering to early pod development<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide<\/span><\/td>\n<td data-label=\"Why\">Control of locally relevant diseases according to infection risk, cultivar susceptibility and disease observations.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 60\u201379<\/td>\n<td data-label=\"Phenology\">Flowering to pod development<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--purple\">Insecticide<\/span><\/td>\n<td data-label=\"Why\">Target important local soybean pests, such as relevant caterpillars or stink bugs, when monitoring justifies intervention. Pollinator protection is especially important during flowering.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 69\u201375<\/td>\n<td data-label=\"Phenology\">End of flowering to young pod development<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilization<\/span><\/td>\n<td data-label=\"Why\">Apply Mg, Mn or other micronutrients where a deficiency is confirmed, helping maintain functional foliage.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"bbch-panel\" id=\"bbch-sy-4\">\n<div class=\"bbch-panel-inner\">\n<h3>4. Pod Development, Seed Filling and Ripening <span>(BBCH 79\u201389)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 79\u201385<\/td>\n<td data-label=\"Phenology\">Developed pods to seed development<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--purple\">Insecticide<\/span><\/td>\n<td data-label=\"Why\">Apply only when pest pressure and expected crop loss justify treatment and pre-harvest requirements can be met.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 79\u201385<\/td>\n<td data-label=\"Phenology\">Pod and seed development<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide<\/span><\/td>\n<td data-label=\"Why\">Late-season disease management only where risk justifies treatment, subject to product authorisation and pre-harvest intervals.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 79\u201389<\/td>\n<td data-label=\"Phenology\">Pod development to ripening<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilization<\/span><\/td>\n<td data-label=\"Why\">Apply only where a nutrient deficiency is confirmed and a meaningful benefit is expected before harvest.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p class=\"bbch-footnote\">Precise timing always depends on the specific growing season, local soil\/weather conditions, and active pest\/disease pressure. Always consult a certified agronomist or crop consultant prior to executing specific treatments.<\/p>\n<\/div>\n<style>\n#bbchGuideSY{--bbch-green:#2e7d32;--bbch-blue:#1565c0;--bbch-red:#c62828;--bbch-purple:#7b1fa2;--bbch-orange:#ef6c00;--bbch-neutral:#5d6b63;--bbch-ink:#233826;--bbch-line:#e1e8e0;font-family:inherit;color:var(--bbch-ink);max-width:1100px;margin:0 auto;padding:8px 4px 0}\n#bbchGuideSY *{box-sizing:border-box}\n#bbchGuideSY .bbch-legend{display:flex;flex-wrap:wrap;gap:10px 22px;justify-content:center;margin:0 0 22px;padding:14px 18px;background:#f6faf3;border:1px solid var(--bbch-line);border-radius:12px}\n#bbchGuideSY .bbch-legend-item{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:600;color:#3a4a3c}\n#bbchGuideSY .bbch-dot{width:12px;height:12px;border-radius:50%;flex:0 0 auto;display:inline-block}\n#bbchGuideSY .bbch-dot--green{background:var(--bbch-green)}\n#bbchGuideSY .bbch-dot--blue{background:var(--bbch-blue)}\n#bbchGuideSY 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.bbch-panel.is-open{max-height:2400px}\n#bbchGuideSY .bbch-panel-inner{padding:22px 4px 6px}\n#bbchGuideSY .bbch-panel h3{font-size:19px;margin:0 0 14px;color:var(--bbch-ink)}\n#bbchGuideSY .bbch-panel h3 span{font-weight:500;color:#6b7a6c;font-size:15px}\n#bbchGuideSY .bbch-table-wrap{overflow-x:auto;border:1px solid var(--bbch-line);border-radius:12px}\n#bbchGuideSY table{width:100%;border-collapse:collapse;min-width:640px;font-size:14px}\n#bbchGuideSY thead th{text-align:left;background:#f6faf3;padding:12px 14px;font-size:12.5px;letter-spacing:.02em;text-transform:uppercase;color:#5b6b5c;border-bottom:1px solid var(--bbch-line);white-space:nowrap}\n#bbchGuideSY tbody td{padding:14px;border-bottom:1px solid var(--bbch-line);vertical-align:top;line-height:1.5}\n#bbchGuideSY tbody tr:last-child td{border-bottom:none}\n#bbchGuideSY tbody tr:hover{background:#fbfdf9}\n#bbchGuideSY .bbch-tag{display:inline-block;padding:4px 10px;border-radius:999px;font-weight:700;font-size:12.5px;color:#fff;line-height:1.4}\n#bbchGuideSY .bbch-tag--green{background:var(--bbch-green)}\n#bbchGuideSY .bbch-tag--blue{background:var(--bbch-blue)}\n#bbchGuideSY .bbch-tag--red{background:var(--bbch-red)}\n#bbchGuideSY .bbch-tag--purple{background:var(--bbch-purple)}\n#bbchGuideSY .bbch-tag--orange{background:var(--bbch-orange)}\n#bbchGuideSY .bbch-tag--neutral{background:var(--bbch-neutral)}\n#bbchGuideSY .bbch-tag-or{display:block;margin:6px 0;font-size:11px;font-weight:800;color:#9aa79b;letter-spacing:.08em}\n#bbchGuideSY .bbch-footnote{margin-top:28px;font-size:12.5px;color:#7c8a7d;border-top:1px solid var(--bbch-line);padding-top:14px}\n#bbchGuideSY .bbch-drone[data-target=\"bbch-sy-1\"] .bbch-drone-label{transform:none}\n@media (max-width:680px){\n#bbchGuideSY .bbch-drone[data-target=\"bbch-sy-1\"] .bbch-drone-label{transform:none}\n#bbchGuideSY .bbch-plant-label{position:static;display:inline-block;margin:8px 0 8px 10px;font-size:11.5px}\n#bbchGuideSY .bbch-illustration{padding-top:33.37%}\n#bbchGuideSY .bbch-drone-sub{display:block;text-align:center}\n#bbchGuideSY .bbch-drone-sub-sep{display:none}\n#bbchGuideSY .bbch-drone-label{font-size:9.5px;padding:2px 6px}\n#bbchGuideSY .bbch-legend{gap:8px 14px}\n#bbchGuideSY .bbch-legend-item{font-size:12.5px}\n}\n<\/style>\n<script>\n(function(){\nvar root = document.getElementById('bbchGuideSY');\nif(!root) return;\nvar drones = root.querySelectorAll('.bbch-drone');\ndrones.forEach(function(btn){\nbtn.addEventListener('click', function(){\nvar targetId = btn.getAttribute('data-target');\nvar targetPanel = root.querySelector('#' + targetId);\nvar willOpen = !targetPanel.classList.contains('is-open');\nroot.querySelectorAll('.bbch-panel').forEach(function(p){ p.classList.remove('is-open'); });\ndrones.forEach(function(b){ b.classList.remove('is-active'); b.setAttribute('aria-expanded','false'); });\nif(willOpen){\ntargetPanel.classList.add('is-open');\nbtn.classList.add('is-active');\nbtn.setAttribute('aria-expanded','true');\nsetTimeout(function(){\ntargetPanel.scrollIntoView({behavior:'smooth', block:'nearest'});\n},120);\n}\n});\n});\n})();\n<\/script>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4e5997c elementor-widget elementor-widget-html\" data-id=\"4e5997c\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"bbch-guide\" id=\"bbchGuideRC\">\n<div class=\"bbch-legend\" role=\"list\" aria-label=\"Treatment type legend\">\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--green\"><\/i>Foliar Fertilization<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--blue\"><\/i>Trichogramma Application<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--red\"><\/i>Herbicide<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--purple\"><\/i>Insecticide<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--orange\"><\/i>Fungicide<\/span>\n<\/div>\n<div class=\"bbch-illustration\">\n    <div class=\"bbch-plant-label\">Rice <i>(Oryza sativa)<\/i><\/div>\n<img decoding=\"async\" class=\"bbch-scene\" src=\"https:\/\/abzinnovation.com\/wp-content\/uploads\/2026\/10\/rice-bbch-growth-stages.jpg\" alt=\"Rice growth stages BBCH 00-99 with drone spray application windows\" style=\"object-fit:cover\">\n<button type=\"button\" class=\"bbch-drone\" style=\"left:12.9%;top:34.9%\" data-target=\"bbch-rc-1\" aria-expanded=\"false\" aria-controls=\"bbch-rc-1\">\n<span class=\"bbch-drone-label\">Drone 1<span class=\"bbch-drone-sub-sep\"> \u00b7 <\/span><span class=\"bbch-drone-sub\">BBCH 09\u201319<\/span><\/span>\n<\/button>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:27.3%;top:26.8%\" data-target=\"bbch-rc-2\" aria-expanded=\"false\" aria-controls=\"bbch-rc-2\">\n<span class=\"bbch-drone-label\">Drone 2<span class=\"bbch-drone-sub-sep\"> \u00b7 <\/span><span class=\"bbch-drone-sub\">BBCH 20\u201329<\/span><\/span>\n<\/button>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:41.5%;top:19.2%\" data-target=\"bbch-rc-3\" aria-expanded=\"false\" aria-controls=\"bbch-rc-3\">\n<span class=\"bbch-drone-label\">Drone 3<span class=\"bbch-drone-sub-sep\"> \u00b7 <\/span><span class=\"bbch-drone-sub\">BBCH 30\u201339<\/span><\/span>\n<\/button>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:57.5%;top:11.7%\" data-target=\"bbch-rc-4\" aria-expanded=\"false\" aria-controls=\"bbch-rc-4\">\n<span class=\"bbch-drone-label\">Drone 4<span class=\"bbch-drone-sub-sep\"> \u00b7 <\/span><span class=\"bbch-drone-sub\">BBCH 41\u201349<\/span><\/span>\n<\/button>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:72.5%;top:20.2%\" data-target=\"bbch-rc-5\" aria-expanded=\"false\" aria-controls=\"bbch-rc-5\">\n<span class=\"bbch-drone-label\">Drone 5<span class=\"bbch-drone-sub-sep\"> \u00b7 <\/span><span class=\"bbch-drone-sub\">BBCH 51\u201369<\/span><\/span>\n<\/button>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:88.0%;top:11.2%\" data-target=\"bbch-rc-6\" aria-expanded=\"false\" aria-controls=\"bbch-rc-6\">\n<span class=\"bbch-drone-label\">Drone 6<span class=\"bbch-drone-sub-sep\"> \u00b7 <\/span><span class=\"bbch-drone-sub\">BBCH 70\u201389<\/span><\/span>\n<\/button>\n<\/div>\n<p class=\"bbch-hint\">Click a drone above to see the recommended tank-mix and timing details for that spray window.<\/p>\n<div class=\"bbch-panels\">\n<div class=\"bbch-panel\" id=\"bbch-rc-1\">\n<div class=\"bbch-panel-inner\">\n<h3>1. Early Vegetative Growth <span>(BBCH 09\u201319)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 09\u201312<\/td>\n<td data-label=\"Phenology\">Emergence to early leaf development<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilization<\/span><\/td>\n<td data-label=\"Why\">Apply micronutrients such as Zn, Fe or Mn only where deficiencies are identified. Targeted nutrition can support early leaf development and plant establishment.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 13\u201319<\/td>\n<td data-label=\"Phenology\">Leaf development<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilization<\/span><\/td>\n<td data-label=\"Why\">Correct diagnosed nutrient deficiencies to support chlorophyll formation, photosynthesis and canopy development.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 13\u201319<\/td>\n<td data-label=\"Phenology\">Leaf development<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--red\">Herbicide<\/span><\/td>\n<td data-label=\"Why\">Early weed control can reduce competition for light, nutrients and water. Timing depends on weed species, crop stage, water management and product authorization.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"bbch-panel\" id=\"bbch-rc-2\">\n<div class=\"bbch-panel-inner\">\n<h3>2. Tillering <span>(BBCH 20\u201329)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 21\u201329<\/td>\n<td data-label=\"Phenology\">Tillering and shoot development<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilization<\/span><\/td>\n<td data-label=\"Why\">Targeted foliar nutrition can help correct diagnosed nutrient deficiencies during active tillering.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 21\u201329<\/td>\n<td data-label=\"Phenology\">Tillering<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--red\">Herbicide<\/span><\/td>\n<td data-label=\"Why\">Corrective weed control can help manage surviving weeds before canopy closure, where the product is authorized for use at this crop stage.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 21\u201329<\/td>\n<td data-label=\"Phenology\">Tillering<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--purple\">Insecticide<\/span><\/td>\n<td data-label=\"Why\">Apply insecticides only when monitoring confirms a relevant pest threat and treatment is justified by local thresholds and product authorization.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"bbch-panel\" id=\"bbch-rc-3\">\n<div class=\"bbch-panel-inner\">\n<h3>3. Stem Elongation and Panicle Development <span>(BBCH 30\u201339)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 30\u201339<\/td>\n<td data-label=\"Phenology\">Stem elongation and panicle development<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilization<\/span><\/td>\n<td data-label=\"Why\">Targeted nutrient supplementation can help correct diagnosed deficiencies during active crop growth.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 30\u201339<\/td>\n<td data-label=\"Phenology\">Stem elongation and panicle development<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide<\/span><\/td>\n<td data-label=\"Why\">Timely disease management can help protect crop health when disease risk warrants treatment. Application timing depends on the pathogen, local conditions and product authorization.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"bbch-panel\" id=\"bbch-rc-4\">\n<div class=\"bbch-panel-inner\">\n<h3>4. Booting <span>(BBCH 41\u201349)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 41\u201349<\/td>\n<td data-label=\"Phenology\">Booting, before panicle emergence<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide<\/span><\/td>\n<td data-label=\"Why\">Fungicide treatment may be important where diseases such as rice blast pose a significant risk. Timing must follow disease risk and product label requirements.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 41\u201349<\/td>\n<td data-label=\"Phenology\">Booting<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilization<\/span><\/td>\n<td data-label=\"Why\">Apply micronutrients only where a diagnosed deficiency or a justified crop requirement indicates a need for supplementation.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"bbch-panel\" id=\"bbch-rc-5\">\n<div class=\"bbch-panel-inner\">\n<h3>5. Heading and Flowering <span>(BBCH 51\u201369)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 51\u201359<\/td>\n<td data-label=\"Phenology\">Panicle emergence<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide<\/span><\/td>\n<td data-label=\"Why\">Where disease risk warrants treatment, timely application may help protect emerging panicles. Coverage, weather conditions and authorized application timing are critical.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 51\u201369<\/td>\n<td data-label=\"Phenology\">Heading and flowering<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--purple\">Insecticide<\/span><\/td>\n<td data-label=\"Why\">Targeted pest management may be necessary when monitoring confirms a significant risk. Applications must account for flowering, non-target organisms and product label requirements.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 51\u201369<\/td>\n<td data-label=\"Phenology\">Heading and flowering<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--blue\">Trichogramma Application<\/span><\/td>\n<td data-label=\"Why\">The release of Trichogramma egg parasitoids may support biological control of suitable moth pests. Timing must be synchronized with pest egg-laying, and suitability depends on the target pest and local conditions.<br>\n                  <strong>Note:<\/strong> Consider Trichogramma application only when the presence of a relevant pest that can be targeted by Trichogramma species has been confirmed in the specific rice-growing region. Including this category does not, in itself, mean that this treatment is justified in all rice-growing environments.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"bbch-panel\" id=\"bbch-rc-6\">\n<div class=\"bbch-panel-inner\">\n<h3>6. Grain Development and Ripening <span>(BBCH 70\u201389)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 71\u201379<\/td>\n<td data-label=\"Phenology\">Grain development, from watery to milk stage<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide<\/span><\/td>\n<td data-label=\"Why\">Late-season disease management may be justified where susceptible tissues remain at risk and the product's permitted application window allows treatment.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p class=\"bbch-footnote\">Precise timing always depends on the specific growing season, local soil\/weather conditions, and active pest\/disease pressure. Always consult a certified agronomist or crop consultant prior to executing specific treatments.<\/p>\n<\/div>\n<style>\n#bbchGuideRC{--bbch-green:#2e7d32;--bbch-blue:#1565c0;--bbch-red:#c62828;--bbch-purple:#7b1fa2;--bbch-orange:#ef6c00;--bbch-neutral:#5d6b63;--bbch-ink:#233826;--bbch-line:#e1e8e0;font-family:inherit;color:var(--bbch-ink);max-width:1100px;margin:0 auto;padding:8px 4px 0}\n#bbchGuideRC *{box-sizing:border-box}\n#bbchGuideRC .bbch-legend{display:flex;flex-wrap:wrap;gap:10px 22px;justify-content:center;margin:0 0 22px;padding:14px 18px;background:#f6faf3;border:1px solid var(--bbch-line);border-radius:12px}\n#bbchGuideRC .bbch-legend-item{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;font-weight:600;color:#3a4a3c}\n#bbchGuideRC .bbch-dot{width:12px;height:12px;border-radius:50%;flex:0 0 auto;display:inline-block}\n#bbchGuideRC .bbch-dot--green{background:var(--bbch-green)}\n#bbchGuideRC .bbch-dot--blue{background:var(--bbch-blue)}\n#bbchGuideRC 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10px;border-radius:999px;font-weight:700;font-size:12.5px;color:#fff;line-height:1.4}\n#bbchGuideRC .bbch-tag--green{background:var(--bbch-green)}\n#bbchGuideRC .bbch-tag--blue{background:var(--bbch-blue)}\n#bbchGuideRC .bbch-tag--red{background:var(--bbch-red)}\n#bbchGuideRC .bbch-tag--purple{background:var(--bbch-purple)}\n#bbchGuideRC .bbch-tag--orange{background:var(--bbch-orange)}\n#bbchGuideRC .bbch-tag--neutral{background:var(--bbch-neutral)}\n#bbchGuideRC .bbch-tag-or{display:block;margin:6px 0;font-size:11px;font-weight:800;color:#9aa79b;letter-spacing:.08em}\n#bbchGuideRC .bbch-footnote{margin-top:28px;font-size:12.5px;color:#7c8a7d;border-top:1px solid var(--bbch-line);padding-top:14px}\n#bbchGuideRC .bbch-drone[data-target=\"bbch-rc-1\"] .bbch-drone-label{transform:none}\n@media (max-width:680px){\n#bbchGuideRC .bbch-drone[data-target=\"bbch-rc-1\"] .bbch-drone-label{transform:none}\n#bbchGuideRC .bbch-plant-label{position:static;display:inline-block;margin:8px 0 8px 10px;font-size:11.5px}\n#bbchGuideRC .bbch-illustration{padding-top:55.83%}\n#bbchGuideRC .bbch-drone-sub{display:block;text-align:center}\n#bbchGuideRC .bbch-drone-sub-sep{display:none}\n#bbchGuideRC .bbch-drone-label{font-size:9.5px;padding:2px 6px}\n#bbchGuideRC .bbch-legend{gap:8px 14px}\n#bbchGuideRC .bbch-legend-item{font-size:12.5px}\n}\n<\/style>\n<script>\n(function(){\nvar root = document.getElementById('bbchGuideRC');\nif(!root) return;\nvar drones = root.querySelectorAll('.bbch-drone');\ndrones.forEach(function(btn){\nbtn.addEventListener('click', function(){\nvar targetId = btn.getAttribute('data-target');\nvar targetPanel = root.querySelector('#' + targetId);\nvar willOpen = !targetPanel.classList.contains('is-open');\nroot.querySelectorAll('.bbch-panel').forEach(function(p){ p.classList.remove('is-open'); });\ndrones.forEach(function(b){ b.classList.remove('is-active'); b.setAttribute('aria-expanded','false'); });\nif(willOpen){\ntargetPanel.classList.add('is-open');\nbtn.classList.add('is-active');\nbtn.setAttribute('aria-expanded','true');\nsetTimeout(function(){\ntargetPanel.scrollIntoView({behavior:'smooth', block:'nearest'});\n},120);\n}\n});\n});\n})();\n<\/script>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-66f7b41 elementor-widget elementor-widget-html\" data-id=\"66f7b41\" data-element_type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"bbch-guide\" id=\"bbchGuideAP\">\n<div class=\"bbch-legend\" role=\"list\" aria-label=\"Treatment type legend\">\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--green\"><\/i>Foliar Fertilization<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--blue\"><\/i>Trichogramma Application<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--red\"><\/i>Herbicide<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--purple\"><\/i>Insecticide<\/span>\n<span class=\"bbch-legend-item\"><i class=\"bbch-dot bbch-dot--orange\"><\/i>Fungicide<\/span>\n<\/div>\n<div class=\"bbch-illustration\">\n    <div class=\"bbch-plant-label\" style=\"top:auto;bottom:4px\">Apple orchard <i>(Malus domestica)<\/i><\/div>\n<img decoding=\"async\" class=\"bbch-scene\" src=\"https:\/\/abzinnovation.com\/wp-content\/uploads\/2026\/10\/apple-orchard-bbch-growth-stages.jpg\" alt=\"Apple orchard growth stages BBCH 00-97 with drone spray application windows\" style=\"object-fit:cover\">\n<button type=\"button\" class=\"bbch-drone\" style=\"left:8.2%;top:7.8%\" data-target=\"bbch-ap-1\" aria-expanded=\"false\" aria-controls=\"bbch-ap-1\">\n<span class=\"bbch-drone-label\">Drone 1<span class=\"bbch-drone-sub-sep\"> \u00b7 <\/span><span class=\"bbch-drone-sub\">BBCH 00\u201309<\/span><\/span>\n<\/button>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:24.9%;top:7.8%\" data-target=\"bbch-ap-2\" aria-expanded=\"false\" aria-controls=\"bbch-ap-2\">\n<span class=\"bbch-drone-label\">Drone 2<span class=\"bbch-drone-sub-sep\"> \u00b7 <\/span><span class=\"bbch-drone-sub\">BBCH 07\u201359<\/span><\/span>\n<\/button>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:41.5%;top:7.8%\" data-target=\"bbch-ap-3\" aria-expanded=\"false\" aria-controls=\"bbch-ap-3\">\n<span class=\"bbch-drone-label\">Drone 3<span class=\"bbch-drone-sub-sep\"> \u00b7 <\/span><span class=\"bbch-drone-sub\">BBCH 60\u201365<\/span><\/span>\n<\/button>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:58.2%;top:7.8%\" data-target=\"bbch-ap-4\" aria-expanded=\"false\" aria-controls=\"bbch-ap-4\">\n<span class=\"bbch-drone-label\">Drone 4<span class=\"bbch-drone-sub-sep\"> \u00b7 <\/span><span class=\"bbch-drone-sub\">BBCH 67\u201369<\/span><\/span>\n<\/button>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:74.9%;top:7.8%\" data-target=\"bbch-ap-5\" aria-expanded=\"false\" aria-controls=\"bbch-ap-5\">\n<span class=\"bbch-drone-label\">Drone 5<span class=\"bbch-drone-sub-sep\"> \u00b7 <\/span><span class=\"bbch-drone-sub\">BBCH 71\u201389<\/span><\/span>\n<\/button>\n<button type=\"button\" class=\"bbch-drone\" style=\"left:91.7%;top:7.8%\" data-target=\"bbch-ap-6\" aria-expanded=\"false\" aria-controls=\"bbch-ap-6\">\n<span class=\"bbch-drone-label\">Drone 6<span class=\"bbch-drone-sub-sep\"> \u00b7 <\/span><span class=\"bbch-drone-sub\">BBCH 91\u201397<\/span><\/span>\n<\/button>\n<\/div>\n<p class=\"bbch-hint\">Click a drone above to see the recommended tank-mix and timing details for that spray window.<\/p>\n<div class=\"bbch-panels\">\n<div class=\"bbch-panel\" id=\"bbch-ap-1\">\n<div class=\"bbch-panel-inner\">\n<h3>1. Dormancy and Bud Development <span>(BBCH 00\u201309)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 00\u201303<\/td>\n<td data-label=\"Phenology\">Winter dormancy and bud swelling<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--purple\">Insecticide<\/span><\/td>\n<td data-label=\"Why\">Treatments against certain overwintering pests may be justified where pest presence and product authorization support their use.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 07\u201309<\/td>\n<td data-label=\"Phenology\">Beginning of bud break<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide<\/span><\/td>\n<td data-label=\"Why\">Early crop protection may help reduce disease risk where disease pressure and product label requirements justify treatment.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"bbch-panel\" id=\"bbch-ap-2\">\n<div class=\"bbch-panel-inner\">\n<h3>2. From Bud Break to Pink Bud <span>(BBCH 07\u201359)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 10\u201319<\/td>\n<td data-label=\"Phenology\">Leaf development<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilization<\/span><\/td>\n<td data-label=\"Why\">Correcting diagnosed nutrient deficiencies can support leaf development and photosynthesis.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 51\u201357<\/td>\n<td data-label=\"Phenology\">Inflorescence development, from green bud to pink bud<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide<\/span><\/td>\n<td data-label=\"Why\">Disease risk and weather conditions are important factors when timing treatments against apple scab (<em>Venturia inaequalis<\/em>).<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 57\u201359<\/td>\n<td data-label=\"Phenology\">Pink bud stage<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--purple\">Insecticide<\/span><\/td>\n<td data-label=\"Why\">Targeted pest control may be justified before flowering when relevant pests are present and the product is authorized for use.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"bbch-panel\" id=\"bbch-ap-3\">\n<div class=\"bbch-panel-inner\">\n<h3>3. Flowering <span>(BBCH 60\u201365)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 60\u201365<\/td>\n<td data-label=\"Phenology\">Beginning of flowering to full bloom<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide<\/span><\/td>\n<td data-label=\"Why\">Targeted treatment may be necessary against certain diseases, including blossom blight caused by <em>Monilinia<\/em> species. Timing must follow disease risk and product authorization.<br>\n                  <strong>Attention:<\/strong> Pollinator protection and compliance with bee-safety requirements are particularly important during flowering!<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"bbch-panel\" id=\"bbch-ap-4\">\n<div class=\"bbch-panel-inner\">\n<h3>4. Petal Fall <span>(BBCH 67\u201369)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 67\u201369<\/td>\n<td data-label=\"Phenology\">End of flowering and petal fall<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide<\/span><\/td>\n<td data-label=\"Why\">Properly timed treatment can help protect developing fruitlets against apple scab and other relevant diseases.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 67\u201369<\/td>\n<td data-label=\"Phenology\">End of flowering and petal fall<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--purple\">Insecticide<\/span><\/td>\n<td data-label=\"Why\">Pest control based on monitoring can help reduce fruit damage during the early stages of fruit development.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"bbch-panel\" id=\"bbch-ap-5\">\n<div class=\"bbch-panel-inner\">\n<h3>5. From Petal Fall to Harvest <span>(BBCH 71\u201389)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 71\u201379<\/td>\n<td data-label=\"Phenology\">Fruit development and enlargement<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilization<\/span><\/td>\n<td data-label=\"Why\">Targeted nutrient application can help correct confirmed nutrient deficiencies and maintain adequate photosynthetic activity.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 71\u201389<\/td>\n<td data-label=\"Phenology\">Fruit development and ripening<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide<\/span><\/td>\n<td data-label=\"Why\">Disease management based on infection risk can help maintain foliage and fruit health throughout the growing season.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 71\u201389<\/td>\n<td data-label=\"Phenology\">Fruit development and ripening<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--purple\">Insecticide<\/span><\/td>\n<td data-label=\"Why\">Targeted pest control can help preserve fruit yield and quality. Pre-harvest intervals and harvest timing must be taken into account.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"bbch-panel\" id=\"bbch-ap-6\">\n<div class=\"bbch-panel-inner\">\n<h3>6. Post-harvest <span>(BBCH 91\u201397)<\/span><\/h3>\n<div class=\"bbch-table-wrap\">\n<table>\n<thead>\n<tr><th>Growth Stage<\/th><th>Phenology<\/th><th>Treatment Type<\/th><th>Why is it important?<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 91\u201397<\/td>\n<td data-label=\"Phenology\">Post-harvest period, before leaf senescence and leaf fall<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--orange\">Fungicide<\/span><\/td>\n<td data-label=\"Why\">Maintaining healthy foliage after harvest remains important. Active leaves continue producing assimilates, contributing to reserve accumulation and the development of next year's flower buds. Treatment should be based on disease risk.<\/td>\n<\/tr>\n<tr>\n<td data-label=\"Growth Stage\">BBCH 91\u201397<\/td>\n<td data-label=\"Phenology\">Post-harvest period, before leaf senescence<\/td>\n<td data-label=\"Treatment Type\"><span class=\"bbch-tag bbch-tag--green\">Foliar Fertilization<\/span><\/td>\n<td data-label=\"Why\">Appropriately timed nutrient supplementation may support the replenishment of tree reserves and preparation for the next growing season.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p class=\"bbch-footnote\">Precise timing always depends on the specific growing season, local soil\/weather conditions, and active pest\/disease pressure. 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The information on this page serves as general guidance to help you identify specific phenological phases and review the relevant options for drone application. In our selection, we have highlighted only those treatment recommendations that can be applied [&hellip;]<\/p>\n","protected":false},"author":15,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-11349","page","type-page","status-publish","hentry"],"rankMath":{"parentDomain":"abzinnovation.com","noFollowDomains":[],"noFollowExcludeDomains":[],"noFollowExternalLinks":false,"featuredImageNotice":"The featured image should be at least 200 by 200 pixels to be picked up by Facebook and other social media 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