{"id":4794,"date":"2024-04-05T10:58:28","date_gmt":"2024-04-05T08:58:28","guid":{"rendered":"https:\/\/www.elicit-plant.com\/fr\/?p=4794"},"modified":"2024-05-24T09:51:59","modified_gmt":"2024-05-24T07:51:59","slug":"gestion-de-leau-en-grandes-cultures-les-phytosterols-ouvrent-le-champ-des-possibles","status":"publish","type":"post","link":"https:\/\/www.elicit-plant.com\/fr\/blog\/stress-hydrique\/gestion-de-leau-en-grandes-cultures-les-phytosterols-ouvrent-le-champ-des-possibles\/","title":{"rendered":"Gestion de l\u2019eau en grandes cultures : les phytost\u00e9rols ouvrent le champ des possibles"},"content":{"rendered":"<section class=\"cbo-picture picture--contained\">\n\t<div class=\"picture-inner cbo-container container--small\">\n\t\t<div class=\"picture-element cbo-picture-cover\">\n\t\t\t<img decoding=\"async\" src=\"https:\/\/www.elicit-plant.com\/app\/uploads\/sites\/1\/2024\/04\/Article-penurie-deau-1024x581.jpg\" srcset=\"https:\/\/www.elicit-plant.com\/app\/uploads\/sites\/1\/2024\/04\/Article-penurie-deau-320x182.jpg 320w, https:\/\/www.elicit-plant.com\/app\/uploads\/sites\/1\/2024\/04\/Article-penurie-deau-768x436.jpg 840w, https:\/\/www.elicit-plant.com\/app\/uploads\/sites\/1\/2024\/04\/Article-penurie-deau-1024x581.jpg 1024w, https:\/\/www.elicit-plant.com\/app\/uploads\/sites\/1\/2024\/04\/Article-penurie-deau-1400x795.jpg 1400w\" class=\"\" alt=\"Gestion de l&rsquo;eau en grandes cultures : les phytost&eacute;rols ouvrent le champ des possibles\" width=\"1024\" height=\"581\" sizes=\"auto, 100vw\" loading=\"lazy\" \/>\t\t<\/div>\n\n\t\t\t<\/div>\n<\/section>\n\n<section class=\"cbo-text cbo-margin-container\">\n    <div class=\"\n        text-inner\n                cbo-container\n        container--small        \"\n    >\n        <div class=\"text-content cbo-cms cms--large\">\n            <p>\u00ab\u00a0L\u2019agriculture est bas\u00e9e sur la production v\u00e9g\u00e9tale. Nous pouvons directement en faire notre alimentation, ou la fournir aux animaux que nous consommons, pose Aymeric Molin, co-fondateur et COO d\u2019Elicit Plant. La production v\u00e9g\u00e9tale est \u00e0 la base de tout. Or, le moteur de la production v\u00e9g\u00e9tale reste et restera toujours la photosynth\u00e8se, et pour que celle-ci fonctionne, il y a besoin d\u2019eau. D\u00e8s que la ressource hydrique diminue, la production de biomasse et les rendements sont impact\u00e9s. Cela p\u00e9nalise logiquement tout le syst\u00e8me, ce qui prouve clairement qu\u2019il existe un lien \u00e9troit entre la disponibilit\u00e9 en eau et la productivit\u00e9 agricole.\u00a0\u00bb<\/p>\n<p>Le Dr Mark Trimmer, expert du march\u00e9 des biosolutions, ajoute que les grandes cultures doivent s\u2019attendre \u00e0 \u00eatre de plus en plus confront\u00e9es \u00e0 des \u00e9pisodes de stress hydrique, et cela sur toute la plan\u00e8te. \u00ab\u00a0Ces ph\u00e9nom\u00e8nes deviennent aujourd\u2019hui presque habituels, d\u00e9plore le CEO du cabinet Dunham-Trimmer. On le voit aux Etats-Unis, en Europe, en Asie et en Am\u00e9rique latine. Partout, les \u00e9pisodes de s\u00e9cheresse et de canicule sont de plus en plus fr\u00e9quents. Ces al\u00e9as posent de vrais probl\u00e8mes aux c\u00e9r\u00e9aliers.\u00a0\u00bb<\/p>\n\n            <div style=\"clear: both;\"><\/div>\n        <\/div>\n    <\/div>\n<\/section>\n\n\n\n<section class=\"cbo-quote\">\n    <div class=\"quote-inner cbo-container container--small\">\n\n        <div class=\"quote-infos\">\n            <i class=\"icon icon-quote\"><\/i>\n\n                            Dr Francesc Llaurado, CEO de Llainco agro &amp; Sirius agrobusiness                    <\/div>\n       \n        <div class=\"quote-content cbo-title-3\">\n\t\t\tJe crois pour ma part qu\u2019il faut s\u2019attacher \u00e0 r\u00e9duire la demande en eau des v\u00e9g\u00e9taux, et c\u2019est ce que sont capables de faire les phytost\u00e9rols \t\t<\/div>\n    <\/div>\n<\/section>\n\n<section class=\"cbo-text cbo-margin-container\">\n    <div class=\"\n        text-inner\n                cbo-container\n        container--small        \"\n    >\n        <div class=\"text-content cbo-cms cms--large\">\n            <p>Dans ce contexte, Mark Trimmer pointe un manque d\u2019outils efficaces \u00e0 disposition des producteurs pour combattre ce type de stress. Selon le sp\u00e9cialiste, tr\u00e8s peu de produits ont ainsi la capacit\u00e9 d\u2019aider les cultures \u00e0 affronter une baisse prolong\u00e9e de la ressource en eau. \u00ab\u00a0Il reste bien s\u00fbr l\u2019irrigation, mais les marges de man\u0153uvre se r\u00e9duisent \u00e0 cause des restrictions ou de la r\u00e9glementation, note-t-il. La s\u00e9lection vari\u00e9tale et le choix de v\u00e9g\u00e9taux plus adapt\u00e9s aux conditions s\u00e9chantes sont des leviers efficaces mais aux r\u00e9sultats al\u00e9atoires, et qui doivent \u00eatre r\u00e9fl\u00e9chis tr\u00e8s en amont de la campagne. Compar\u00e9s \u00e0 ces solutions traditionnelles, les phytost\u00e9rols, avec tous leurs avantages, semblent promis \u00e0 un bel avenir !\u00a0\u00bb<\/p>\n<p>CEO de Llainco agro &amp; Sirius agrobusiness, le Dr Francesc Llaurado conna\u00eet bien la situation du sud de l\u2019Europe. L\u2019arc m\u00e9diterran\u00e9en fait en effet face \u00e0 une s\u00e9cheresse chronique. \u00ab\u00a0Il existe peu de solutions pour utiliser moins d\u2019eau, confirme l\u2019entrepreneur catalan. On peut mettre en place des syst\u00e8mes d\u2019irrigation intelligents, g\u00e9rer plus finement les apports d\u2019eau, ou encore constituer des r\u00e9serves plus importantes. Je crois pour ma part qu\u2019il faut s\u2019attacher \u00e0 r\u00e9duire la demande en eau des v\u00e9g\u00e9taux, et c\u2019est ce que sont capables de faire les phytost\u00e9rols.\u00a0\u00bb<\/p>\n<p>Les phytost\u00e9rols sont des biomol\u00e9cules pr\u00e9sentes dans les plantes qui d\u00e9livrent un message activant les d\u00e9fenses naturelles de la plante. Elicit Plant a lev\u00e9 un frein technologique et a r\u00e9ussi \u00e0 \u00e9liciter ces propri\u00e9t\u00e9s en pulv\u00e9risant des phytost\u00e9rols sur les plantes pour permettre \u00e0 celles-ci de s\u2019adapter de fa\u00e7on pr\u00e9ventive au manque d\u2019eau gr\u00e2ce \u00e0 des m\u00e9canismes physiologiques de protection. La fermeture partielle des stomates, entre autres, limite l\u2019\u00e9vapotranspiration. La quantit\u00e9 d\u2019eau n\u00e9cessaire \u00e0 la croissance s\u2019en trouve r\u00e9duite, sans que la photosynth\u00e8se soit affect\u00e9e.<\/p>\n<p>&nbsp;<\/p>\n\n            <div style=\"clear: both;\"><\/div>\n        <\/div>\n    <\/div>\n<\/section>\n\n\n\n<section class=\"cbo-quote\">\n    <div class=\"quote-inner cbo-container container--small\">\n\n        <div class=\"quote-infos\">\n            <i class=\"icon icon-quote\"><\/i>\n\n                            Pam Marrone, sp\u00e9cialiste en biosolutions et membre du board of investors d\u2019Elicit Plant                    <\/div>\n       \n        <div class=\"quote-content cbo-title-3\">\n\t\t\tElicit Plant se consacre \u00e0 d\u00e9velopper des solutions dont l\u2019action vise en premier lieu le maintien des performances en situation de stress hydrique \t\t<\/div>\n    <\/div>\n<\/section>\n\n<section class=\"cbo-text cbo-margin-container\">\n    <div class=\"\n        text-inner\n                cbo-container\n        container--small        \"\n    >\n        <div class=\"text-content cbo-cms cms--large\">\n            <p>\u00ab\u00a0S\u2019agissant du stress hydrique sur grandes cultures, beaucoup d\u2019entreprises essaient d\u2019am\u00e9liorer des produits qu\u2019ils proposent d\u00e9j\u00e0, fait remarquer Pam Marrone, sp\u00e9cialiste reconnue des biosolutions depuis plus de 30 ans, r\u00e9compens\u00e9e de nombreux prix et \u00e0 l\u2019origine de la cr\u00e9ation de la Biological Products Industry Alliance, une association professionnelle qui r\u00e9unit plus de 100 entreprises. On voit arriver, par exemple, des produits avec des extraits d\u2019algues marines, de l\u2019acide humique, des acides amin\u00e9es, etc. En r\u00e9alit\u00e9, ce dont nous avons r\u00e9ellement besoin aujourd\u2019hui, ce sont des entreprises telles qu\u2019Elicit Plant, qui se consacrent \u00e0 d\u00e9velopper des solutions dont l\u2019action vise en premier lieu le maintien des performances en situation de stress hydrique.\u00a0\u00bb<\/p>\n<p>Sur la ligne du front du changement climatique, le monde agricole est souvent point\u00e9 du doigt. C\u2019est pourtant l\u2019agriculture qui subit la premi\u00e8re les cons\u00e9quences du changement climatique. \u00ab\u00a0Comme nous tous, les agriculteurs font partie du probl\u00e8me, mais ils font aussi et surtout partie des solutions, affirme Heidi Sevestre, scientifique et experte en glaciologie. La science doit accompagner le monde agricole afin de lui proposer des solutions. Il faut s\u2019assurer que les \u201cgreniers \u00e0 bl\u00e9\u201d continuent \u00e0 nourrir une plan\u00e8te o\u00f9 vivront bient\u00f4t 10 milliards d\u2019habitants.\u00a0\u00bb<\/p>\n<p>&nbsp;<\/p>\n\n            <div style=\"clear: both;\"><\/div>\n        <\/div>\n    <\/div>\n<\/section>\n\n\n<section class=\"cbo-video video--normal video--titleover cbo-margin-container\">\n\t<div class=\"video-inner cbo-container container--small\">\n\n\t\t\n\t\t<div class=\"video-player\" data-player-ancestor>\n\n\t\t\t<div class=\"player-inner\">\n\t\t\t\t<div class=\"cbo-youtube\">\n\t<div class=\"youtube-inner\">\n\n\t\t\t\t<div\n\t\t\tclass=\"youtube-player\"\n\t\t\tdata-id=\"7CRuUHpx8XU\"\n\t\t\tid=\"yt_QG4H2SRNpv\"\n\t\t><\/div>\n\t\t\n\t\t<div class=\"youtube-cover cbo-picture-cover\">\n\n\t\t\t<img decoding=\"async\" src=\"https:\/\/www.elicit-plant.com\/app\/uploads\/sites\/1\/2024\/04\/Capture-decran-2024-04-05-105705-1024x574.png\"  sizes=\"100vw\" class=\"\" alt=\"\"  loading=\"lazy\" \/>\n\t\t\t<button type=\"button\" class=\"cover-button cbo-youtube-button\">\n\t\t\t\t<i class=\"icon icon-play\"><\/i>\n\t\t\t\t<div class=\"button-spinner cbo-spinner\">\n\t\t\t\t\t<div><\/div>\n\t\t\t\t\t<div><\/div>\n\t\t\t\t\t<div><\/div>\n\t\t\t\t\t<div><\/div>\n\t\t\t\t<\/div>\n\t\t\t<\/button>\n\t\t<\/div>\n\n\t<\/div>\n\n\t<\/div>\t\t\t<\/div>\n\n\t\t\t\t\t\t<div class=\"player-content\">\n\t\t\t\t<button type=\"button\" class=\"content-button cbo-youtube-button\" data-player-button>\n\t\t\t\t\t<i class=\"icon icon-play\"><\/i>\n\t\t\t\t<\/button>\n\n\t\t\t\t<h3 class=\"content-title\">\n\t\t\t\t\tP\u00e9nurie d&rsquo;eau : quelles biosolutions pour les grandes cultures ?\t\t\t\t<\/h3>\n\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t<\/div>\n<\/section>\n\n\n<section class=\"cbo-featuredlinks featuredlinks--colorwhite\">\n\t<div class=\"featuredlinks-inner cbo-container \">\n\n\t\t\t\t\t<h2 class=\"cbo-title-2 featuredlinks-title\">\n\t\t\t\tNos autres articles autour du stress hydrique\t\t\t<\/h2>\n\t\t\n\t\t<div class=\"featuredlinks-list\" data-anim-group data-group-delay=\"100\">\n\t\t\t\n\t\t\t<div class=\"list-el\">\n\t\t\t\t<a class=\"el-inner\" href=\"https:\/\/www.elicit-plant.com\/fr\/blog\/stress-hydrique\/journee-mondiale-de-leau-elicit-plant-se-mobilise-pour-une-gestion-durable-des-ressources\/\">\n\n\t\t\t\t\t<figure class=\"inner-picture cbo-picture-cover\">\n\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.elicit-plant.com\/app\/uploads\/sites\/1\/2024\/03\/JOURNE1-768x512.jpg\" srcset=\"https:\/\/www.elicit-plant.com\/app\/uploads\/sites\/1\/2024\/03\/JOURNE1-320x213.jpg 320w, https:\/\/www.elicit-plant.com\/app\/uploads\/sites\/1\/2024\/03\/JOURNE1-768x512.jpg 840w, https:\/\/www.elicit-plant.com\/app\/uploads\/sites\/1\/2024\/03\/JOURNE1-768x512.jpg 1024w, https:\/\/www.elicit-plant.com\/app\/uploads\/sites\/1\/2024\/03\/JOURNE1-768x512.jpg 1400w\" class=\"\" alt=\"Journ\u00e9e mondiale de l\u2019eau : Elicit plant se mobilise pour une gestion durable des ressources\" width=\"768\" height=\"512\" sizes=\"auto, 100vw\" loading=\"lazy\" \/>\t\t\t\t\t<\/figure>\n\n\t\t\t\t\t<h3 class=\"inner-title cbo-title-3\">\n\t\t\t\t\t\tJourn\u00e9e mondiale de l\u2019eau : Elicit Plant se mobilise pour une gestion durable des ressources\t\t\t\t\t<\/h3>\n\n\t\t\t\t\t<span class=\"inner-button cbo-buttonmore\">\n\t\t\t\t\t\t<i class=\"icon icon-cross\"><\/i>\n\t\t\t\t\t<\/span>\n\t\t\t\t<\/a>\n\t\t\t<\/div>\n\n\t\t\t\n\t\t\t<div class=\"list-el\">\n\t\t\t\t<a class=\"el-inner\" href=\"https:\/\/www.elicit-plant.com\/fr\/blog\/transition-agroecologique\/partout-les-temoignages-confirment-la-regularite-des-benefices-avec-best-a-mais\/\">\n\n\t\t\t\t\t<figure class=\"inner-picture cbo-picture-cover\">\n\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.elicit-plant.com\/app\/uploads\/sites\/1\/2024\/01\/Camion-deversant-grains-de-mais-768x512.jpg\" srcset=\"https:\/\/www.elicit-plant.com\/app\/uploads\/sites\/1\/2024\/01\/Camion-deversant-grains-de-mais-320x213.jpg 320w, https:\/\/www.elicit-plant.com\/app\/uploads\/sites\/1\/2024\/01\/Camion-deversant-grains-de-mais-768x512.jpg 840w, https:\/\/www.elicit-plant.com\/app\/uploads\/sites\/1\/2024\/01\/Camion-deversant-grains-de-mais-768x512.jpg 1024w, https:\/\/www.elicit-plant.com\/app\/uploads\/sites\/1\/2024\/01\/Camion-deversant-grains-de-mais-768x512.jpg 1400w\" class=\"\" alt=\"Camion d\u00e9versant grains de ma\u00efs\" width=\"768\" height=\"512\" sizes=\"auto, 100vw\" loading=\"lazy\" \/>\t\t\t\t\t<\/figure>\n\n\t\t\t\t\t<h3 class=\"inner-title cbo-title-3\">\n\t\t\t\t\t\tPartout, les t\u00e9moignages confirment la r\u00e9gularit\u00e9 des b\u00e9n\u00e9fices avec Best-a ma\u00efs\t\t\t\t\t<\/h3>\n\n\t\t\t\t\t<span class=\"inner-button cbo-buttonmore\">\n\t\t\t\t\t\t<i class=\"icon icon-cross\"><\/i>\n\t\t\t\t\t<\/span>\n\t\t\t\t<\/a>\n\t\t\t<\/div>\n\n\t\t\t\t\t<\/div>\n\n\t<\/div>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>S\u2019il est un secteur qui subit de plein fouet les effets du changement climatique, c\u2019est bien celui des grandes cultures. Pierre angulaire de tout un syst\u00e8me, les productions v\u00e9g\u00e9tales accusent chaque ann\u00e9e un peu plus le coup face aux \u00e9pisodes de manque d\u2019eau. Comment faire face \u00e0 ce probl\u00e8me complexe ? Pour beaucoup de sp\u00e9cialistes, les solutions \u00e0 base de phytost\u00e9rols d\u2019Elicit Plant offrent des perspectives prometteuses. Avis d\u2019experts.<\/p>\n","protected":false},"author":8,"featured_media":4797,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[18],"class_list":["post-4794","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-stress-hydrique"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Gestion de l\u2019eau en grandes cultures : les phytost\u00e9rols ouvrent le champ des possibles - Elicit Plant France<\/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:\/\/www.elicit-plant.com\/fr\/blog\/stress-hydrique\/gestion-de-leau-en-grandes-cultures-les-phytosterols-ouvrent-le-champ-des-possibles\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Gestion de l\u2019eau en grandes cultures : les phytost\u00e9rols ouvrent le champ des possibles - Elicit Plant France\" \/>\n<meta property=\"og:description\" content=\"S\u2019il est un secteur qui subit de plein fouet les effets du changement climatique, c\u2019est bien celui des grandes cultures. 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