{"id":1617,"date":"2022-04-04T10:50:28","date_gmt":"2022-04-04T14:50:28","guid":{"rendered":"https:\/\/climatetoolkit.org\/?p=1617"},"modified":"2025-06-18T16:12:39","modified_gmt":"2025-06-18T20:12:39","slug":"how-to-reduce-pesticide-use","status":"publish","type":"post","link":"https:\/\/climatetoolkit.org\/fr\/how-to-reduce-pesticide-use\/","title":{"rendered":"Comment r\u00e9duire votre utilisation de pesticides"},"content":{"rendered":"<p>Les institutions publiques apportent la beaut\u00e9, l'histoire, la faune et la flore \u00e0 leurs h\u00f4tes, mais elles ont la responsabilit\u00e9 de le faire en toute s\u00e9curit\u00e9. Les pesticides sont extr\u00eamement dangereux pour la sant\u00e9 humaine et l'\u00e9cosyst\u00e8me. La plupart des pesticides et des engrais non biologiques sont issus de combustibles fossiles et ont un impact sur le changement climatique \u00e0 chaque \u00e9tape de leur cycle de vie, de la fabrication au transport et \u00e0 l'application. Ce probl\u00e8me est plus prononc\u00e9 dans l'agriculture commerciale, bien s\u00fbr, mais au niveau des mus\u00e9es, des jardins et des zoos, nous pouvons apporter des changements que nos visiteurs peuvent voir, dont ils peuvent s'inspirer et qu'ils peuvent exiger d'autres secteurs d'activit\u00e9. Nous sommes des ressources de confiance et sommes en mesure de montrer l'exemple, et les gestionnaires de parasites int\u00e9gr\u00e9s, en exposant les meilleures pratiques et en les expliquant, peuvent jouer un r\u00f4le essentiel dans ce leadership.<\/p>\n\n\n\n<p>Phipps Conservatory and Botanical Gardens Integrated Pest Manager (gestionnaire int\u00e9gr\u00e9 des nuisibles) <strong>Braley Burke<\/strong> a cr\u00e9\u00e9 un guide pour r\u00e9duire vos pesticides en toute s\u00e9curit\u00e9 et avec pr\u00e9caution ! <strong>L'essentiel est de proc\u00e9der \u00e9tape par \u00e9tape<\/strong>. Ce guide d\u00e9compose la r\u00e9duction de l'utilisation des pesticides en quelques cat\u00e9gories cl\u00e9s, puis explique en d\u00e9tail ce que ces cat\u00e9gories impliquent. Pour vous faciliter la lecture, elle a \u00e9galement fourni une liste de contr\u00f4le que vous pouvez t\u00e9l\u00e9charger et conserver \u00e0 titre de r\u00e9f\u00e9rence.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\"><p><a href=\"https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/Pesticide-Checklist-1.pdf\">Liste de contr\u00f4le de la lutte int\u00e9gr\u00e9e contre les parasites (IPM)<\/a>- Recommandations de Braley Bruke, sp\u00e9cialiste de la lutte int\u00e9gr\u00e9e contre les parasites au Phipps Conservatory and Botanical Gardens <\/p><\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"prevention-is-key-061791b0-fa54-4a1d-85e0-11cfe293464f\"><strong>La pr\u00e9vention est essentielle<\/strong><\/h3>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"alignright size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/Picture1.jpg\" alt=\"\" class=\"wp-image-1618\" width=\"401\" height=\"468\" srcset=\"https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/Picture1.jpg 710w, https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/Picture1-257x300.jpg 257w, https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/Picture1-100x117.jpg 100w, https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/Picture1-150x175.jpg 150w, https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/Picture1-200x233.jpg 200w, https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/Picture1-300x350.jpg 300w, https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/Picture1-450x525.jpg 450w, https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/Picture1-600x700.jpg 600w\" sizes=\"(max-width: 401px) 100vw, 401px\" \/><figcaption>L'\u00e9limination des vieux d\u00e9bris v\u00e9g\u00e9taux et le maintien des couvercles sur les conteneurs contenant des d\u00e9bris peuvent aider \u00e0 emp\u00eacher les ravageurs de se d\u00e9placer vers d'autres cultures.<\/figcaption><\/figure><\/div>\n\n\n\n<p>La premi\u00e8re \u00e9tape de la r\u00e9duction de l'utilisation des pesticides consiste \u00e0 <strong>r\u00e9fl\u00e9chir \u00e0 la mani\u00e8re dont vous pouvez modifier votre environnement ou vos pratiques<\/strong> pour que les plantes restent en bonne sant\u00e9 et que les nuisibles soient m\u00e9contents. Voici quelques conseils pour modifier votre environnement : installer des \u00e9crans, modifier la fr\u00e9quence d'arrosage en fonction des besoins, utiliser des engrais \u00e0 lib\u00e9ration lente, augmenter la ventilation et espacer les plantes. Lorsque les plantes sont stress\u00e9es, elles \u00e9mettent des signaux chimiques qui attirent les insectes. S'assurer que les plantes re\u00e7oivent ce dont elles ont besoin est un bon d\u00e9but pour \u00e9loigner les nuisibles.<\/p>\n\n\n\n<p>Certains environnements de culture rendent les plantes plus susceptibles d'attraper des parasites ou des maladies. Par exemple, les plantes cultiv\u00e9es dans des conditions humides avec peu de mouvement d'air sont plus susceptibles de contracter des infections fongiques. Dans les paysages, il est important de veiller \u00e0 ce que les plantes b\u00e9n\u00e9ficient d'un drainage ad\u00e9quat et ne soient pas plant\u00e9es dans des zones \u00e0 faible circulation d'air, en particulier si les plantes sont sujettes \u00e0 des maladies fongiques. Dans les serres ou les zones agricoles, il peut \u00eatre utile d'irriguer sans mouiller les feuilles si les maladies foliaires sont un probl\u00e8me. Dans toutes les situations, <strong>gardez vos espaces propres<\/strong>! Les d\u00e9bris v\u00e9g\u00e9taux, la vieille terre et les mauvaises herbes peuvent abriter des parasites et doivent \u00eatre tenus \u00e0 l'\u00e9cart des plantes saines. D'autres conseils pour garder votre espace propre consistent \u00e0 enlever chaque jour toutes les mauvaises herbes, les d\u00e9bris v\u00e9g\u00e9taux et les d\u00e9chets v\u00e9g\u00e9taux. En gardant votre espace propre et en tenant compte de votre environnement, vous pouvez r\u00e9duire de mani\u00e8re significative le nombre de parasites sur votre site.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"get-the-facts-81bdc57e-95cf-43c1-93e9-1e23ff102815\"><strong>Les faits<\/strong><\/h3>\n\n\n\n<p>Vous \u00eates pr\u00eat \u00e0 r\u00e9duire votre utilisation de pesticides, mais comment savoir par o\u00f9 commencer ? Je vous recommande vivement d'utiliser vos registres de pesticides pour calculer la quantit\u00e9 de pesticides que vous avez utilis\u00e9e. Vous pouvez m\u00eame en faire un graphique pratique ! La tenue d'un registre vous donnera un point de d\u00e9part et vous aidera \u00e0 vous fixer des objectifs r\u00e9alistes.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"alignright size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/image.png\" alt=\"\" class=\"wp-image-1620\" width=\"337\" height=\"439\" srcset=\"https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/image.png 311w, https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/image-230x300.png 230w, https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/image-100x130.png 100w, https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/image-150x195.png 150w, https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/image-200x260.png 200w, https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/image-300x391.png 300w\" sizes=\"(max-width: 337px) 100vw, 337px\" \/><figcaption>L'utilisation d'instruments collants et leur v\u00e9rification r\u00e9guli\u00e8re peuvent aider \u00e0 surveiller les insectes volants.<\/figcaption><\/figure><\/div>\n\n\n\n<p>En plus de cela, <strong>tenue de registres<\/strong> en g\u00e9n\u00e9ral est extr\u00eamement pr\u00e9cieuse. Il est extr\u00eamement important de disposer d'un registre des ravageurs pour savoir quels ravageurs ont affect\u00e9 vos plantes. <strong>Plus il y a d'informations, mieux c'est.<\/strong> Gardez au moins une trace du ravageur, de l'endroit o\u00f9 il a \u00e9t\u00e9 trouv\u00e9, de la date et de ce qui a \u00e9t\u00e9 fait pour lutter contre le ravageur. Ces donn\u00e9es peuvent vous aider \u00e0 vous pr\u00e9parer \u00e0 des probl\u00e8mes futurs et \u00e0 identifier le ravageur s'il r\u00e9appara\u00eet.<\/p>\n\n\n\n<p>Pour tenir ces registres, vous devez vous assurer que vous surveillez et identifiez correctement les parasites. Identifiez l'insecte au mieux de vos capacit\u00e9s (ou demandez conseil \u00e0 un sp\u00e9cialiste) et N'APPLIQUEZ PAS de pesticides sans avoir identifi\u00e9 votre ravageur. Il se peut qu'il ne s'agisse pas d'un ravageur ou que le traitement utilis\u00e9 ne l'affecte pas. Lors de la surveillance des ravageurs, inspectez r\u00e9guli\u00e8rement vos plantes et la zone environnante, en examinant l'ensemble de la plante, y compris les nouvelles pousses, le dessous des feuilles, l'endroit o\u00f9 la tige rencontre les feuilles, ainsi que toute cachette propice aux ravageurs. Vous pouvez \u00e9galement utiliser des pi\u00e8ges collants jaunes (ou bleus pour les thrips) pour surveiller l'activit\u00e9 des insectes volants.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"use-pesticides-responsibly-e4a6b97d-c99a-4402-96ff-6d8b0616db14\"><strong>Utiliser les pesticides de mani\u00e8re responsable<\/strong><\/h3>\n\n\n\n<p class=\"has-text-align-center\"><strong>***Lire et respecter l'\u00e9tiquetage des pesticides lors de leur utilisation***<\/strong><\/p>\n\n\n\n<p>Lorsque des pesticides sont n\u00e9cessaires, il est utile de se demander si vous les utilisez de la mani\u00e8re la plus efficace possible. Si vous avez d\u00e9j\u00e0 utilis\u00e9 un pesticide, vous avez lu l'\u00e9tiquette. Elle est souvent tr\u00e8s longue et contient beaucoup d'informations. Bien entendu, la loi impose de respecter l'\u00e9tiquette, mais celle-ci peut \u00e9galement fournir des informations utiles sur les points suivants <strong>augmenter l'efficacit\u00e9 du pesticide<\/strong>. Par exemple, Molt-X (ingr\u00e9dient actif : Azadiractine) recommande de le m\u00e9langer avec de l'eau dont le pH est compris entre 5,5 et 6,5. Lorsque vous le m\u00e9langez avec de l'eau dont le pH est de 7,5, l'efficacit\u00e9 de ce produit chimique diminue. D'autres conseils consistent \u00e0 tenir compte du taux d'utilisation des pesticides, \u00e0 utiliser des pesticides compatibles avec la lutte biologique et les ennemis naturels, et \u00e0 utiliser des pesticides s\u00e9lectifs. Lisez attentivement les \u00e9tiquettes et tout autre document compl\u00e9mentaire concernant vos pesticides afin de vous assurer que vous ne perdez pas de temps ni de produits chimiques.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"consider-alternative-strategies-cc227037-231b-4146-873a-b446ac470d20\"><strong>Envisager d'autres strat\u00e9gies<\/strong><\/h3>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"alignright size-full\"><img decoding=\"async\" width=\"353\" height=\"414\" src=\"https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/image-2.png\" alt=\"\" class=\"wp-image-1624\" srcset=\"https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/image-2.png 353w, https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/image-2-256x300.png 256w, https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/image-2-100x117.png 100w, https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/image-2-150x176.png 150w, https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/image-2-200x235.png 200w, https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/image-2-300x352.png 300w\" sizes=\"(max-width: 353px) 100vw, 353px\" \/><\/figure><\/div>\n\n\n\n<p><strong>Lutte int\u00e9gr\u00e9e contre les ravageurs<\/strong> (IPM) est l'utilisation d'outils et de strat\u00e9gies multiples pour r\u00e9duire les populations de nuisibles tout en gardant \u00e0 l'esprit l'ensemble de l'\u00e9cosyst\u00e8me. Il existe de nombreuses strat\u00e9gies diff\u00e9rentes qui peuvent \u00eatre utilis\u00e9es conjointement pour lutter contre les parasites. Le favori de la lutte int\u00e9gr\u00e9e est le contr\u00f4le biologique. On pense souvent \u00e0 l\u00e2cher des coccinelles dans les jardins pour r\u00e9duire les nuisibles, mais ce n'est pas tout. Il existe de nombreux types d'organismes de lutte biologique qui se sp\u00e9cialisent de diff\u00e9rentes mani\u00e8res - des n\u00e9matodes aux champignons en passant par les gu\u00eapes. Ces organismes peuvent \u00eatre l\u00e2ch\u00e9s dans le cadre de la lutte biologique ou des plantes peuvent \u00eatre cultiv\u00e9es pour augmenter le nombre de pr\u00e9dateurs de nuisibles d\u00e9j\u00e0 pr\u00e9sents. Par exemple, les poivrons d'ornement sont connus pour \u00eatre une source de nourriture suppl\u00e9mentaire pour les punaises pirates (pr\u00e9dateurs des thrips). La mise en place de la lutte biologique peut \u00eatre d\u00e9courageante, mais elle est gratifiante et efficace si elle est effectu\u00e9e correctement.<\/p>\n\n\n\n<p>Outre la lutte biologique, le fait que des employ\u00e9s ou des b\u00e9n\u00e9voles enl\u00e8vent, pulv\u00e9risent ou frottent les parasites \u00e0 la main a donn\u00e9 de bons r\u00e9sultats chez Phipps. Nous utilisons \u00e9galement des filets pour certaines cultures afin d'\u00e9loigner les ravageurs, comme c'est le cas pour nos choux fris\u00e9s ornementaux dans les serres afin d'\u00e9loigner les chenilles des plantes.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/image-1.png\" alt=\"\" class=\"wp-image-1623\" width=\"501\" height=\"463\" srcset=\"https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/image-1.png 745w, https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/image-1-300x277.png 300w, https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/image-1-100x92.png 100w, https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/image-1-150x139.png 150w, https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/image-1-200x185.png 200w, https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/image-1-450x416.png 450w, https:\/\/climatetoolkit.org\/wp-content\/uploads\/2022\/04\/image-1-600x554.png 600w\" sizes=\"(max-width: 501px) 100vw, 501px\" \/><\/figure><\/div>\n\n\n\n<p>Ressources :<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"https:\/\/www.usanpn.org\/home\">R\u00e9seau national de ph\u00e9nologie des \u00c9tats-Unis<\/a> <\/li><li><a href=\"https:\/\/www.purduelandscapereport.org\/article\/growing-degree-days-another-tool-for-plant-health-care\/#:~:text=GDD%20is%20a%20tool%20in,base%20temperature%20of%2050%20degrees.\">Les degr\u00e9s-jours de croissance... un autre outil pour la sant\u00e9 des plantes<\/a> (Universit\u00e9 de Purdue)<\/li><li><a href=\"https:\/\/www.bbg.org\/gardening\/article\/natural_pesticides\">Pesticides naturels<\/a> (Jardin botanique de Brooklyn) <\/li><li><a href=\"https:\/\/www.phipps.conservatory.org\/green-innovation\/at-home\/greener-gardening-guide\/eco-friendly-pest-management-guide\">Guide de lutte antiparasitaire \u00e9cologique<\/a> (Conservatoire et jardins botaniques Phipps)<\/li><li><a href=\"https:\/\/www.pesticideresearch.com\/site\/2014\/02\/04\/where-are-the-weeds-2\/\">Histoire d'une r\u00e9ussite en mati\u00e8re de lutte int\u00e9gr\u00e9e contre les parasites :  Le jardin botanique de San Francisco<\/a> (Institut de recherche sur les pesticides)<\/li><\/ul>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Les institutions publiques apportent la beaut\u00e9, l'histoire, la faune et la flore \u00e0 leurs h\u00f4tes, mais elles ont la responsabilit\u00e9 de le faire en toute s\u00e9curit\u00e9. Les pesticides sont extr\u00eamement dangereux pour la sant\u00e9 humaine et l'\u00e9cosyst\u00e8me. La plupart des pesticides et des engrais non biologiques sont issus de combustibles fossiles et ...<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/climatetoolkit.org\/fr\/how-to-reduce-pesticide-use\/\"> <span class=\"screen-reader-text\">Comment r\u00e9duire votre utilisation de pesticides<\/span> Lire la suite \"<\/a><\/p>","protected":false},"author":2,"featured_media":1647,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"advgb_blocks_editor_width":"","advgb_blocks_columns_visual_guide":"","footnotes":""},"categories":[95],"tags":[198,203,204,205,206],"class_list":["post-1617","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-landscapes-and-horticulture","tag-integrated-pest-management","tag-prevention-of-pests","tag-record-keeping","tag-using-pesticides-responsibly","tag-phipps-conservatory-and-botanical-garden"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>How to Reduce your Pesticide Use - The Climate Toolkit<\/title>\n<meta name=\"robots\" content=\"noindex, follow\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to Reduce your Pesticide Use - The Climate Toolkit\" \/>\n<meta property=\"og:description\" content=\"Public institutions bring beauty, history, wildlife and animals to their guests, but they have a responsibility to do so safely. 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