{"id":26532,"date":"2024-07-24T16:03:56","date_gmt":"2024-07-24T16:03:56","guid":{"rendered":"https:\/\/prograin.ca\/ca\/?p=26532"},"modified":"2025-08-13T14:23:15","modified_gmt":"2025-08-13T14:23:15","slug":"pistes-de-solutions-pour-reduire-la-verse-dans-le-soya","status":"publish","type":"post","link":"https:\/\/prograin.ca\/ca\/fr\/2024\/07\/24\/pistes-de-solutions-pour-reduire-la-verse-dans-le-soya\/","title":{"rendered":"Pistes de solutions pour r\u00e9duire la verse dans le soya"},"content":{"rendered":"\n<p>Dans le soya, la verse (l\u2019affaissement des plants) est un probl\u00e8me qui affecte le rendement de fa\u00e7on importante. Elle peut entra\u00eener des pertes jusqu\u2019\u00e0 10&nbsp;%. Bien souvent, ce sont de petites sections du champ qui s\u2019affaissent, mais dans de rares cas, il peut s\u2019agir de toute une population. <\/p>\n\n\n\n<p>Dans cet article de blogue, on vous pr\u00e9sente les causes et les impacts de la verse dans le soya, en plus de vous donner des pistes de solutions pour la pr\u00e9venir.<\/p>\n\n\n\n<h2>Les causes<\/h2>\n\n\n\n<ul><li><strong>Densit\u00e9s de peuplement \u00e9lev\u00e9es&nbsp;<\/strong><\/li><\/ul>\n\n\n\n<p>Lorsqu\u2019il y a une trop grande quantit\u00e9 de plants au m\u00eame endroit, les plants comp\u00e9titionnent entre eux. Ils allongent leur tige pour pouvoir atteindre la lumi\u00e8re du soleil. En devenant trop hauts, les plants ont plus de risque de verser.<\/p>\n\n\n\n<ul><li><strong>Haut taux de rendement et d\u2019humidit\u00e9<\/strong><\/li><\/ul>\n\n\n\n<p>La verse atteint souvent les zones les plus productives d\u2019un champ. Les grands plants remplis de gousses sont plus lourds et s\u2019affaissent plus facilement. &nbsp;<\/p>\n\n\n\n<ul><li><strong>Sol pauvre<\/strong><\/li><\/ul>\n\n\n\n<p>Une faible teneur en potassium rend les plants plus vuln\u00e9rables \u00e0 la verse, les tiges en carence sont plus fragiles.<\/p>\n\n\n\n<ul><li><strong>Teneur excessive en azote<\/strong><\/li><\/ul>\n\n\n\n<p>L\u2019\u00e9pandage du fumier augmente l\u2019apport en azote dans le sol. Habituellement, il est bien tol\u00e9r\u00e9 par le soya, sauf en exc\u00e8s. Des apports trop importants favorisent la croissance et la hauteur des plants, ce qui accroit les risques de verse.<\/p>\n\n\n\n<h2>Les impacts<\/h2>\n\n\n\n<ul><li>C\u2019est au stade R3 (premi\u00e8res gousses) et au stade R5 (premiers grains) que l\u2019affaissement des plants affecte le plus la rentabilit\u00e9. La verse ne permet pas au soya de recevoir suffisamment de lumi\u00e8re pour bien grandir et produire des grains. <strong><\/strong><\/li><\/ul>\n\n\n\n<ul><li>Les plants atteints de verse sont plus vuln\u00e9rables aux maladies fongiques comme le <em>Scl\u00e9rotinia<\/em> en raison du haut taux d\u2019humidit\u00e9 que l\u2019on retrouve dans les champs atteints.<\/li><\/ul>\n\n\n\n<h2>Comment r\u00e9duire la verse?<\/h2>\n\n\n\n<ul><li>Faire des semis h\u00e2tifs pour avoir des plants plus courts. Plus on s\u00e8me t\u00f4t, plus on risque d\u2019exposer les plants \u00e0 des temp\u00e9ratures fra\u00eeches et ainsi r\u00e9duire leur hauteur;<\/li><li>Diminuer le taux de semis (moins de 150&nbsp;000 plants \u00e0 l\u2019acre) dans les champs vuln\u00e9rables \u00e0 la verse;<\/li><li>Choisir un cultivar plus court, dans les champs ayant des ant\u00e9c\u00e9dents d\u2019affaissement;<\/li><li>Surveiller le taux d\u2019azote dans vos champs;<\/li><\/ul>\n\n\n\n<p>En esp\u00e9rant vous en avoir un peu plus appris sur la verse dans le soya !<\/p>\n\n\n\n<p>En cas de probl\u00e8me dans l\u2019un de vos champs, n\u2019h\u00e9sitez pas \u00e0 consulter votre repr\u00e9sentant Prograin !<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dans le soya, la verse (l\u2019affaissement des plants) est un probl\u00e8me qui affecte le rendement de fa\u00e7on importante. Elle peut entra\u00eener des pertes jusqu\u2019\u00e0 10&nbsp;%. Bien souvent, ce sont de petites sections du champ qui s\u2019affaissent, mais dans de rares cas, il peut s\u2019agir de toute une population. Dans cet article de blogue, on vous [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":26571,"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\/2024\/07\/champ-de-soya-300x200.png","yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.11 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Pistes de solutions pour r\u00e9duire la verse dans le soya - 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\/24\/pistes-de-solutions-pour-reduire-la-verse-dans-le-soya\/\" \/>\n<meta property=\"og:locale\" content=\"fr_CA\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Pistes de solutions pour r\u00e9duire la verse dans le soya - Prograin - Canada\" \/>\n<meta property=\"og:description\" content=\"Dans le soya, la verse (l\u2019affaissement des plants) est un probl\u00e8me qui affecte le rendement de fa\u00e7on importante. Elle peut entra\u00eener des pertes jusqu\u2019\u00e0 10&nbsp;%. Bien souvent, ce sont de petites sections du champ qui s\u2019affaissent, mais dans de rares cas, il peut s\u2019agir de toute une population. 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Elle peut entra\u00eener des pertes jusqu\u2019\u00e0 10&nbsp;%. Bien souvent, ce sont de petites sections du champ qui s\u2019affaissent, mais dans de rares cas, il peut s\u2019agir de toute une population. Dans cet article de blogue, on vous pr\u00e9sente les causes et les impacts de la verse dans le soya, en plus de vous donner des pistes de solutions pour la pr\u00e9venir. Les causes Densit\u00e9s de peuplement \u00e9lev\u00e9es&nbsp; Lorsqu\u2019il y a une trop grande quantit\u00e9 de plants au m\u00eame endroit, les plants comp\u00e9titionnent&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\/2024\/07\/champ-de-soya.png",1253,835,false],"thumbnail":["https:\/\/prograin.ca\/app\/uploads\/sites\/3\/2024\/07\/champ-de-soya-150x150.png",150,150,true],"medium":["https:\/\/prograin.ca\/app\/uploads\/sites\/3\/2024\/07\/champ-de-soya-300x200.png",300,200,true],"medium_large":["https:\/\/prograin.ca\/app\/uploads\/sites\/3\/2024\/07\/champ-de-soya-768x512.png",768,512,true],"large":["https:\/\/prograin.ca\/app\/uploads\/sites\/3\/2024\/07\/champ-de-soya.png",1253,835,false],"1536x1536":["https:\/\/prograin.ca\/app\/uploads\/sites\/3\/2024\/07\/champ-de-soya.png",1253,835,false],"2048x2048":["https:\/\/prograin.ca\/app\/uploads\/sites\/3\/2024\/07\/champ-de-soya.png",1253,835,false],"menu-24x24":["https:\/\/prograin.ca\/app\/uploads\/sites\/3\/2024\/07\/champ-de-soya-24x16.png",24,16,true],"menu-36x36":["https:\/\/prograin.ca\/app\/uploads\/sites\/3\/2024\/07\/champ-de-soya-36x24.png",36,24,true],"menu-48x48":["https:\/\/prograin.ca\/app\/uploads\/sites\/3\/2024\/07\/champ-de-soya-48x32.png",48,32,true]},"post_excerpt_stackable_v2":"<p>Dans le soya, la verse (l\u2019affaissement des plants) est un probl\u00e8me qui affecte le rendement de fa\u00e7on importante. Elle peut entra\u00eener des pertes jusqu\u2019\u00e0 10&nbsp;%. Bien souvent, ce sont de petites sections du champ qui s\u2019affaissent, mais dans de rares cas, il peut s\u2019agir de toute une population. Dans cet article de blogue, on vous pr\u00e9sente les causes et les impacts de la verse dans le soya, en plus de vous donner des pistes de solutions pour la pr\u00e9venir. Les causes Densit\u00e9s de peuplement \u00e9lev\u00e9es&nbsp; Lorsqu\u2019il y a une trop grande quantit\u00e9 de plants au m\u00eame endroit, les plants comp\u00e9titionnent&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 24 juillet 2024","modified":"Updated on 13 ao\u00fbt 2025"},"absolute_dates_time":{"created":"Posted on 24 juillet 2024 16 h 03 min","modified":"Updated on 13 ao\u00fbt 2025 14 h 23 min"},"featured_img_caption":"","series_order":"","_links":{"self":[{"href":"https:\/\/prograin.ca\/ca\/wp-json\/wp\/v2\/posts\/26532"}],"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=26532"}],"version-history":[{"count":10,"href":"https:\/\/prograin.ca\/ca\/wp-json\/wp\/v2\/posts\/26532\/revisions"}],"predecessor-version":[{"id":27676,"href":"https:\/\/prograin.ca\/ca\/wp-json\/wp\/v2\/posts\/26532\/revisions\/27676"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/prograin.ca\/ca\/wp-json\/wp\/v2\/media\/26571"}],"wp:attachment":[{"href":"https:\/\/prograin.ca\/ca\/wp-json\/wp\/v2\/media?parent=26532"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prograin.ca\/ca\/wp-json\/wp\/v2\/categories?post=26532"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prograin.ca\/ca\/wp-json\/wp\/v2\/tags?post=26532"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}