{"id":9108,"date":"2020-05-12T13:39:39","date_gmt":"2020-05-12T11:39:39","guid":{"rendered":"https:\/\/staging.ggba.swiss\/luniversite-de-berne-developpe-une-nouvelle-approche-pour-lutter-contre-les-parasites-agricoles\/"},"modified":"2023-07-04T13:43:23","modified_gmt":"2023-07-04T11:43:23","slug":"luniversite-de-berne-developpe-une-nouvelle-approche-pour-lutter-contre-les-parasites-agricoles","status":"publish","type":"post","link":"https:\/\/staging.ggba.swiss\/fr\/luniversite-de-berne-developpe-une-nouvelle-approche-pour-lutter-contre-les-parasites-agricoles\/","title":{"rendered":"L&rsquo;Universit\u00e9 de Berne d\u00e9veloppe une nouvelle approche pour lutter contre les parasites agricoles"},"content":{"rendered":"<h4><strong>Dans une nouvelle \u00e9tude, des chercheurs de l&rsquo;Universit\u00e9 de Berne ont d\u00e9velopp\u00e9 une approche exp\u00e9rimentale qui offre de nouvelles possibilit\u00e9s d&rsquo;am\u00e9lioration des strat\u00e9gies de contr\u00f4le biologique en vue d&rsquo;une agriculture plus durable et sans pesticides.<\/strong><\/h4>\n<p>Au cours de la derni\u00e8re d\u00e9cennie, des scientifiques de l&rsquo;Institut des sciences v\u00e9g\u00e9tales (<a href=\"https:\/\/www.ips.unibe.ch\/\" target=\"_blank\" rel=\"noopener\">IPS<\/a>) de l&rsquo;<a href=\"https:\/\/www.unibe.ch\/accs_direct\/informations_en_francais\/index_fra.html\" target=\"_blank\" rel=\"noopener\">Universit\u00e9 de Berne<\/a> ont \u00e9lucid\u00e9 les m\u00e9canismes qui expliquent le succ\u00e8s de la chrysom\u00e8le occidentale des racines du ma\u00efs, un grave parasite agricole, et notamment la mani\u00e8re dont elle r\u00e9siste \u00e0 l&rsquo;attaque d&rsquo;agents de lutte biologique tels que les n\u00e9matodes entomopathog\u00e8nes (des vers ronds parasites), et leurs partenaires bact\u00e9riens associ\u00e9s.<\/p>\n<p>\u00ab\u00a0Nous avons \u00e9mis l&rsquo;hypoth\u00e8se qu&rsquo;en am\u00e9liorant la capacit\u00e9 des bact\u00e9ries pathog\u00e8nes associ\u00e9es aux vers ronds parasites de r\u00e9sister aux benzoxazino\u00efdes, nous pourrions augmenter la l\u00e9talit\u00e9 de cette paire symbiotique mortelle contre les larves de la chrysom\u00e8le occidentale des racines du ma\u00efs\u00a0\u00bb, explique le Dr Ricardo Machado de l&rsquo;Institut des sciences v\u00e9g\u00e9tales (IPS) de l&rsquo;Universit\u00e9 de Berne, qui a dirig\u00e9 l&rsquo;\u00e9tude. Les chercheurs ont recueilli des vers ronds parasites du monde entier, isol\u00e9 leurs partenaires bact\u00e9riens pathog\u00e8nes et les ont expos\u00e9s \u00e0 de fortes doses de benzoxazino\u00efdes sur plusieurs g\u00e9n\u00e9rations.<\/p>\n<h4><strong>Rapprocher la science fondamentale et l&rsquo;agriculture durable<\/strong><\/h4>\n<p>Gr\u00e2ce \u00e0 une collaboration avec le Prof. Dr Helge Bode de l&rsquo;Institut des Biosciences Mol\u00e9culaires de l&rsquo;Universit\u00e9 Goethe de Francfort et le Prof. Dr Siegfried Hapfelmeier de l&rsquo;Institut des Maladies Infectieuses (IFIK) de l&rsquo;Universit\u00e9 de Berne dans le cadre de la coop\u00e9ration interfacultaire de recherche <a href=\"https:\/\/www.onehealth.unibe.ch\/\" target=\"_blank\" rel=\"noopener\">One Health<\/a>, les scientifiques ont \u00e9galement identifi\u00e9 le m\u00e9canisme g\u00e9n\u00e9tique qui permet \u00e0 certaines bact\u00e9ries de r\u00e9sister aux benzoxazino\u00efdes.<\/p>\n<p>Les r\u00e9sultats de l&rsquo;\u00e9tude sont particuli\u00e8rement pertinents pour la lutte biologique contre les parasites agricoles. \u00ab\u00a0Nous sommes impatients de tester notre approche dans un vrai contexte agricole et, \u00e0 terme, de contribuer \u00e0 une agriculture plus durable et sans pesticides\u00bb, conclut le Dr Ricardo Machado.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dans une nouvelle \u00e9tude, des chercheurs de l&rsquo;Universit\u00e9 de Berne ont d\u00e9velopp\u00e9 une approche exp\u00e9rimentale qui offre de nouvelles possibilit\u00e9s d&rsquo;am\u00e9lioration des strat\u00e9gies de contr\u00f4le biologique en vue d&rsquo;une agriculture plus durable et sans pesticides. Au cours de la derni\u00e8re d\u00e9cennie, des scientifiques de l&rsquo;Institut des sciences v\u00e9g\u00e9tales (IPS) de l&rsquo;Universit\u00e9 de Berne ont \u00e9lucid\u00e9 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":9109,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"mc4wp_mailchimp_campaign":[]},"categories":[847,842],"tags":[1015,1081],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.10 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>L&#039;Universit\u00e9 de Berne d\u00e9veloppe une nouvelle approche pour lutter contre les parasites agricoles - Greater Geneva Bern area<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"L&#039;Universit\u00e9 de Berne d\u00e9veloppe une nouvelle approche pour lutter contre les parasites agricoles - Greater Geneva Bern area\" \/>\n<meta property=\"og:description\" content=\"Dans une nouvelle \u00e9tude, des chercheurs de l&rsquo;Universit\u00e9 de Berne ont d\u00e9velopp\u00e9 une approche exp\u00e9rimentale qui offre de nouvelles possibilit\u00e9s d&rsquo;am\u00e9lioration des strat\u00e9gies de contr\u00f4le biologique en vue d&rsquo;une agriculture plus durable et sans pesticides. 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