{"id":25363,"date":"2024-07-08T09:35:00","date_gmt":"2024-07-08T09:35:00","guid":{"rendered":"https:\/\/prograin.ca\/ca\/?p=25363"},"modified":"2025-08-13T14:25:30","modified_gmt":"2025-08-13T14:25:30","slug":"gestion-des-pucerons-en-2024","status":"publish","type":"post","link":"https:\/\/prograin.ca\/ca\/fr\/2024\/07\/08\/gestion-des-pucerons-en-2024\/","title":{"rendered":"Gestion des pucerons en 2025"},"content":{"rendered":"\n<h2>Le d\u00e9pistage<\/h2>\n\n\n\n<p>La pr\u00e9sence d\u2019une grande quantit\u00e9 de pucerons peut affecter le d\u00e9veloppement des plants de soya de fa\u00e7on importante. Le d\u00e9pistage des champs s\u2019av\u00e8re donc essentiel et doit \u00eatre fait plus r\u00e9guli\u00e8rement d\u00e8s que le seuil d\u2019alerte de 250 pucerons par plant est atteint.<\/p>\n\n\n\n<p>En suivant l\u2019\u00e9volution de pr\u00e8s, vous serez en mesure de d\u00e9terminer si les populations de pucerons sont en augmentation ou en diminution et si les ennemis naturels pr\u00e9sents effectuent leur travail. Il vous sera ainsi plus simple d\u2019\u00e9valuer si l\u2019utilisation d\u2019un insecticide est n\u00e9cessaire.<\/p>\n\n\n\n<p>Voici comment proc\u00e9der&nbsp;:<\/p>\n\n\n\n<p>Pour commencer, vous devez choisir tous les 3 \u00e0 7 jours, 20 plants au hasard, bien r\u00e9partis dans chaque champ. Vous devez compter le nombre de pucerons qui se trouvent sur chaque plant, en regardant bien, le dessus et le dessous des feuilles, les tiges et les gousses.<\/p>\n\n\n\n<p>S\u2019il y a trop de pucerons sur un plant, on proc\u00e8de \u00e0 une estimation de la quantit\u00e9 en comptant par exemple le nombre sur la moiti\u00e9 d\u2019une feuille et multiplier par 2.<\/p>\n\n\n\n<h2>Intervenir ou pas?<\/h2>\n\n\n\n<p>Plusieurs crit\u00e8res sont \u00e0 respecter avant d\u2019appliquer un insecticide contre le puceron du soya&nbsp;:<\/p>\n\n\n\n<ul><li>250 pucerons sont pr\u00e9sents par plant en moyenne.<\/li><li>La population est en augmentation de 35&nbsp;%, pendant au moins deux s\u00e9quences de 2-3 jours.<\/li><li>Les plants de soya se situent entre le stade R1 et le stade R5.<\/li><li>Les conditions climatiques favorisent le d\u00e9veloppement du puceron du soya (22 et 26 \u00b0C)<\/li><\/ul>\n\n\n\n<p>Bon \u00e0 savoir avant d\u2019utiliser un insecticide&nbsp;:<\/p>\n\n\n\n<ul><li>Certains traitements peuvent ne pas \u00eatre autoris\u00e9s par votre acheteur de grain.<\/li><li>Plusieurs produits contre le puceron du soya ne peuvent \u00eatre appliqu\u00e9s lorsque les plants sont en fleurs, car ils risquent de contaminer les pollinisateurs.<\/li><li>Les ennemis naturels peuvent \u00eatre \u00e9limin\u00e9s avec un insecticide, ce qui augmente le risque de r\u00e9infestation de pucerons et autres ravageurs.<\/li><\/ul>\n\n\n\n<p>En somme, il faut tenir compte de plusieurs facteurs avant d\u2019intervenir ! La d\u00e9cision doit \u00eatre prise cas par cas, c\u2019est-\u00e0-dire, champ par champ. N\u2019h\u00e9sitez pas \u00e0 consulter votre repr\u00e9sentant <a href=\"https:\/\/prograin.ca\/ca\/fr\/\">Prograin<\/a> pour prendre la bonne d\u00e9cision.<\/p>\n\n\n\n<p>*Cet article est le deuxi\u00e8me d\u2019une s\u00e9rie de deux sur le puceron du soya.<\/p>\n\n\n\n<p>Nous vous invitons \u00e0 lire notre premier article:&nbsp;<strong><a href=\"https:\/\/prograin.ca\/ca\/fr\/2023\/03\/01\/les-dommages-du-puceron-dans-le-soya\/\">Les dommages du puceron dans le soya<\/a><\/strong>, si ce n\u2019est pas d\u00e9j\u00e0 fait.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le d\u00e9pistage La pr\u00e9sence d\u2019une grande quantit\u00e9 de pucerons peut affecter le d\u00e9veloppement des plants de soya de fa\u00e7on importante. Le d\u00e9pistage des champs s\u2019av\u00e8re donc essentiel et doit \u00eatre fait plus r\u00e9guli\u00e8rement d\u00e8s que le seuil d\u2019alerte de 250 pucerons par plant est atteint. En suivant l\u2019\u00e9volution de pr\u00e8s, vous serez en mesure de [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":25349,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"advgb_blocks_editor_width":"","advgb_blocks_columns_visual_guide":""},"categories":[272],"tags":[],"author_meta":{"display_name":"anouk","author_link":"https:\/\/prograin.ca\/ca\/author\/anouk\/"},"featured_img":"https:\/\/prograin.ca\/app\/uploads\/sites\/3\/2023\/03\/Sans-titre-1253-\u00d7-835-px-300x200.png","yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.11 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Gestion des pucerons en 2025 - Prograin - Canada<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/prograin.ca\/ca\/fr\/2024\/07\/08\/gestion-des-pucerons-en-2024\/\" \/>\n<meta property=\"og:locale\" content=\"fr_CA\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Gestion des pucerons en 2025 - Prograin - Canada\" \/>\n<meta property=\"og:description\" content=\"Le d\u00e9pistage La pr\u00e9sence d\u2019une grande quantit\u00e9 de pucerons peut affecter le d\u00e9veloppement des plants de soya de fa\u00e7on importante. Le d\u00e9pistage des champs s\u2019av\u00e8re donc essentiel et doit \u00eatre fait plus r\u00e9guli\u00e8rement d\u00e8s que le seuil d\u2019alerte de 250 pucerons par plant est atteint. 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Le d\u00e9pistage des champs s\u2019av\u00e8re donc essentiel et doit \u00eatre fait plus r\u00e9guli\u00e8rement d\u00e8s que le seuil d\u2019alerte de 250 pucerons par plant est atteint. En suivant l\u2019\u00e9volution de pr\u00e8s, vous serez en mesure de d\u00e9terminer si les populations de pucerons sont en augmentation ou en diminution et si les ennemis naturels pr\u00e9sents effectuent leur travail. Il vous sera ainsi plus simple d\u2019\u00e9valuer si l\u2019utilisation d\u2019un insecticide est n\u00e9cessaire. Voici comment proc\u00e9der&nbsp;: Pour commencer, vous devez choisir tous les 3&hellip;<\/p>\n","category_list":"<a href=\"https:\/\/prograin.ca\/ca\/fr\/category\/non-classe-fr\/\" rel=\"category tag\">Non class\u00e9<\/a>","author_info":{"name":"anouk","url":"https:\/\/prograin.ca\/ca\/author\/anouk\/"},"comments_num":"0 comments","featured_image_urls_v2":{"full":["https:\/\/prograin.ca\/app\/uploads\/sites\/3\/2023\/03\/Sans-titre-1253-\u00d7-835-px.png",1253,835,false],"thumbnail":["https:\/\/prograin.ca\/app\/uploads\/sites\/3\/2023\/03\/Sans-titre-1253-\u00d7-835-px-150x150.png",150,150,true],"medium":["https:\/\/prograin.ca\/app\/uploads\/sites\/3\/2023\/03\/Sans-titre-1253-\u00d7-835-px-300x200.png",300,200,true],"medium_large":["https:\/\/prograin.ca\/app\/uploads\/sites\/3\/2023\/03\/Sans-titre-1253-\u00d7-835-px-768x512.png",768,512,true],"large":["https:\/\/prograin.ca\/app\/uploads\/sites\/3\/2023\/03\/Sans-titre-1253-\u00d7-835-px.png",1253,835,false],"1536x1536":["https:\/\/prograin.ca\/app\/uploads\/sites\/3\/2023\/03\/Sans-titre-1253-\u00d7-835-px.png",1253,835,false],"2048x2048":["https:\/\/prograin.ca\/app\/uploads\/sites\/3\/2023\/03\/Sans-titre-1253-\u00d7-835-px.png",1253,835,false],"menu-24x24":["https:\/\/prograin.ca\/app\/uploads\/sites\/3\/2023\/03\/Sans-titre-1253-\u00d7-835-px-24x16.png",24,16,true],"menu-36x36":["https:\/\/prograin.ca\/app\/uploads\/sites\/3\/2023\/03\/Sans-titre-1253-\u00d7-835-px-36x24.png",36,24,true],"menu-48x48":["https:\/\/prograin.ca\/app\/uploads\/sites\/3\/2023\/03\/Sans-titre-1253-\u00d7-835-px-48x32.png",48,32,true]},"post_excerpt_stackable_v2":"<p>Le d\u00e9pistage La pr\u00e9sence d\u2019une grande quantit\u00e9 de pucerons peut affecter le d\u00e9veloppement des plants de soya de fa\u00e7on importante. Le d\u00e9pistage des champs s\u2019av\u00e8re donc essentiel et doit \u00eatre fait plus r\u00e9guli\u00e8rement d\u00e8s que le seuil d\u2019alerte de 250 pucerons par plant est atteint. En suivant l\u2019\u00e9volution de pr\u00e8s, vous serez en mesure de d\u00e9terminer si les populations de pucerons sont en augmentation ou en diminution et si les ennemis naturels pr\u00e9sents effectuent leur travail. Il vous sera ainsi plus simple d\u2019\u00e9valuer si l\u2019utilisation d\u2019un insecticide est n\u00e9cessaire. Voici comment proc\u00e9der&nbsp;: Pour commencer, vous devez choisir tous les 3&hellip;<\/p>\n","category_list_v2":"<a href=\"https:\/\/prograin.ca\/ca\/fr\/category\/non-classe-fr\/\" rel=\"category tag\">Non class\u00e9<\/a>","author_info_v2":{"name":"anouk","url":"https:\/\/prograin.ca\/ca\/author\/anouk\/"},"comments_num_v2":"0 comments","coauthors":[],"tax_additional":{"categories":{"linked":["<a href=\"https:\/\/prograin.ca\/ca\/fr\/category\/non-classe-fr\/\" class=\"advgb-post-tax-term\">Non class\u00e9<\/a>"],"unlinked":["<span class=\"advgb-post-tax-term\">Non class\u00e9<\/span>"]}},"comment_count":"0","relative_dates":{"created":"Posted 2 ann\u00e9es ago","modified":"Updated 8 mois ago"},"absolute_dates":{"created":"Posted on 8 juillet 2024","modified":"Updated on 13 ao\u00fbt 2025"},"absolute_dates_time":{"created":"Posted on 8 juillet 2024 9 h 35 min","modified":"Updated on 13 ao\u00fbt 2025 14 h 25 min"},"featured_img_caption":"","series_order":"","_links":{"self":[{"href":"https:\/\/prograin.ca\/ca\/wp-json\/wp\/v2\/posts\/25363"}],"collection":[{"href":"https:\/\/prograin.ca\/ca\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prograin.ca\/ca\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prograin.ca\/ca\/wp-json\/wp\/v2\/users\/10"}],"replies":[{"embeddable":true,"href":"https:\/\/prograin.ca\/ca\/wp-json\/wp\/v2\/comments?post=25363"}],"version-history":[{"count":11,"href":"https:\/\/prograin.ca\/ca\/wp-json\/wp\/v2\/posts\/25363\/revisions"}],"predecessor-version":[{"id":27678,"href":"https:\/\/prograin.ca\/ca\/wp-json\/wp\/v2\/posts\/25363\/revisions\/27678"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/prograin.ca\/ca\/wp-json\/wp\/v2\/media\/25349"}],"wp:attachment":[{"href":"https:\/\/prograin.ca\/ca\/wp-json\/wp\/v2\/media?parent=25363"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prograin.ca\/ca\/wp-json\/wp\/v2\/categories?post=25363"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prograin.ca\/ca\/wp-json\/wp\/v2\/tags?post=25363"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}