{"id":4399,"date":"2021-05-19T12:40:19","date_gmt":"2021-05-19T12:40:19","guid":{"rendered":"https:\/\/www.icsuro.com\/?p=4399"},"modified":"2023-11-30T17:50:56","modified_gmt":"2023-11-30T16:50:56","slug":"atelier-de-liege","status":"publish","type":"post","link":"https:\/\/icsuro.com\/fr\/atelier-de-liege\/","title":{"rendered":"Le gouvernement engagera une \u00e9tude technique pour lutter contre le tire-bouchon"},"content":{"rendered":"<p>Le gouvernement a approuv\u00e9 les d\u00e9penses imput\u00e9es aux futurs budgets du minist\u00e8re de l&#039;Agriculture, de l&#039;\u00c9levage, des P\u00eacheries et de l&#039;Alimentation pour engager un travail technique qui servira \u00e0<strong> progr\u00e8s dans la lutte contre un fl\u00e9au qui attaque les ch\u00eanes-li\u00e8ges de Catalogne<\/strong>.<\/p>\n<p>Plus pr\u00e9cis\u00e9ment, cette \u00e9tude servira \u00e0 la caract\u00e9risation d&#039;extraits ph\u00e9romonaux du <strong>li\u00e8ge<\/strong> (<em>Coroebus undatus<\/em>) et du<strong> Punaise du pin am\u00e9ricain<\/strong> (<em>Leptoglosse occidentalis<\/em>), pour la synth\u00e8se de certaines ph\u00e9romones, pour des conseils en mati\u00e8re de lutte int\u00e9gr\u00e9e contre d&#039;autres ravageurs forestiers et pour la diffusion des r\u00e9sultats des travaux r\u00e9alis\u00e9s. Au total, <strong>un montant total de 154 263,72 euros sera allou\u00e9 \u00e0 ces travaux<\/strong>.<\/p>\n<p>Le bouchon en li\u00e8ge\u00a0<em>(Coroebus undatus)<\/em>\u00a0est un insecte qui affecte le ch\u00eane-li\u00e8ge (<em>Quercus suber<\/em>) et entra\u00eene des pertes tr\u00e8s consid\u00e9rables dans la qualit\u00e9 et la valeur du li\u00e8ge. Les larves de cet insecte creusent des galeries dans la couche g\u00e9n\u00e9rative de l&#039;arbre ce qui fait que les feuilles des arbres atteints ne peuvent pas \u00eatre utilis\u00e9es pour fabriquer des chapeaux et doivent \u00eatre d\u00e9di\u00e9es au broyage. Le tire-bouchon est combattu avec des pi\u00e8ges \u00e0 ph\u00e9romones pour attirer et capturer les m\u00e2les en juin et juillet et m\u00eame avec des filets plac\u00e9s sur le tronc des ch\u00eanes-li\u00e8ges pour capturer les adultes \u00e0 leur \u00e9mergence. Les for\u00eats de ch\u00eanes-li\u00e8ges occupent environ 68 000 hectares en Catalogne.<\/p>\n<p><strong>\u00a0<\/strong><\/p>\n<p><strong>La lutte contre les nouveaux affects<\/strong><\/p>\n<p>Le D\u00e9partement de l&#039;Agriculture, de l&#039;\u00c9levage, de la P\u00eache et de l&#039;Alimentation s&#039;efforce de minimiser les risques de ravageurs qui affectent les for\u00eats de Catalogne et qui rev\u00eatent une grande importance environnementale, sociale et \u00e9conomique.<\/p>\n<p>Le tire-bouchon creuse des tunnels \u00e0 l\u2019int\u00e9rieur du li\u00e8ge, ce qui le rend inutile pour l\u2019industrie du li\u00e8ge en Catalogne. Le li\u00e8ge est un produit strat\u00e9gique, puisque son aire de distribution mondiale est limit\u00e9e \u00e0 la p\u00e9ninsule ib\u00e9rique et \u00e0 la zone m\u00e9diterran\u00e9enne occidentale. Les ch\u00eanes-li\u00e8ges sont une for\u00eat typiquement m\u00e9diterran\u00e9enne, d&#039;une grande importance environnementale et \u00e9conomique. Sa r\u00e9partition a \u00e9t\u00e9 favoris\u00e9e par l&#039;homme au cours des XIXe et XXe si\u00e8cles en raison de son importance \u00e9conomique. Les for\u00eats de li\u00e8ge dont la gestion est abandonn\u00e9e sont remplac\u00e9es par d&#039;autres types de for\u00eats, comme les for\u00eats de pins. Pour sa p\u00e9rennit\u00e9, il est important d\u2019assurer une gestion durable.<\/p>\n<p>L\u2019un des effets du changement climatique sur les for\u00eats est l\u2019apparition constante de nouvelles esp\u00e8ces causant des d\u00e9g\u00e2ts, qu\u2019il s\u2019agisse d\u2019insectes indig\u00e8nes ou d\u2019esp\u00e8ces exotiques. Les travaux de recherche sont indispensables pour conna\u00eetre quelle peut \u00eatre l&#039;\u00e9volution de leurs populations et les d\u00e9g\u00e2ts qu&#039;elles peuvent provoquer, ainsi que les \u00e9ventuelles mesures de pr\u00e9vention.<\/p>\n<p>&nbsp;<\/p>\n<p><em>Source : D\u00e9partement de l&#039;Agriculture, de l&#039;\u00c9levage, de la P\u00eache et de l&#039;Alimentation de la Generalitat de Catalogne<\/em><\/p>","protected":false},"excerpt":{"rendered":"<p>Le Gouvernement a approuv\u00e9 les d\u00e9penses imput\u00e9es aux futurs budgets du D\u00e9partement de l&#039;Agriculture, de l&#039;\u00c9levage, de la P\u00eache et de l&#039;Alimentation pour entreprendre des travaux techniques qui serviront \u00e0 faire avancer la lutte contre un ravageur qui attaque les ch\u00eanes-li\u00e8ges de Catalogne. Plus pr\u00e9cis\u00e9ment, cette \u00e9tude servira \u00e0 la caract\u00e9risation des extraits de ph\u00e9romones du tire-bouchon (Coroebus [...]<\/p>","protected":false},"author":5,"featured_media":7681,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37],"tags":[],"class_list":["post-4399","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-noticies-corporatives-2"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>El Govern contractar\u00e0 un estudi t\u00e8cnic per lluitar contra el corc del suro - Icsuro<\/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:\/\/icsuro.com\/fr\/atelier-de-liege\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"El Govern contractar\u00e0 un estudi t\u00e8cnic per lluitar contra el corc del suro - Icsuro\" \/>\n<meta property=\"og:description\" content=\"El Govern ha aprovat les despeses amb c\u00e0rrec a pressuposts futurs del Departament d\u2019Agricultura, Ramaderia, Pesca i Alimentaci\u00f3 per contractar un treball t\u00e8cnic que servir\u00e0 per avan\u00e7ar en la lluita contra una plaga que ataca les alzines sureres de Catalunya. 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