{"id":39741,"date":"2023-07-12T16:33:06","date_gmt":"2023-07-12T14:33:06","guid":{"rendered":"https:\/\/foretnature.be\/?post_type=resume-foret-mail&#038;p=39741"},"modified":"2023-07-19T10:18:45","modified_gmt":"2023-07-19T08:18:45","slug":"la-continuite-de-lhabitat-condition-essentielle-pour-preserver-les-especes-rares","status":"publish","type":"resume-foret-mail","link":"https:\/\/foretnature.be\/en\/resume-foret-mail\/la-continuite-de-lhabitat-condition-essentielle-pour-preserver-les-especes-rares\/","title":{"rendered":"La continuit\u00e9 de l\u2019habitat : condition essentielle pour pr\u00e9server les esp\u00e8ces rares"},"content":{"rendered":"<p>La question de base de cette \u00e9tude est de d\u00e9m\u00ealer les effets de la quantit\u00e9, de la qualit\u00e9 et de la continuit\u00e9 de l&rsquo;habitat sur la diversit\u00e9 des esp\u00e8ces. En l\u2019occurrence, les chercheurs se sont int\u00e9ress\u00e9s aux champignons lignivores (de la liste rouge mais pas uniquement) dans les for\u00eats anciennes d&rsquo;\u00e9pic\u00e9as de montagne en Europe centrale.<\/p>\n<p>L\u2019observation des carpophores a \u00e9t\u00e9 combin\u00e9e, d\u2019une part, avec la mesure des caract\u00e9ristiques structurelles de la for\u00eat telles que le volume de bois mort (pour caract\u00e9riser la quantit\u00e9 d&rsquo;habitat), les dimensions et les stades de d\u00e9composition (caract\u00e9risant la qualit\u00e9 de l&rsquo;habitat) et, d\u2019autre part, avec des mesures dendrochronologiques destin\u00e9es \u00e0 estimer l&rsquo;\u00e2ge moyen des cinq arbres les plus anciens et le nombre d&rsquo;arbres de plus de 250 ans (c&rsquo;est-\u00e0-dire ceux qui ont surv\u00e9cu \u00e0 une probable activit\u00e9 d&rsquo;exploitation foresti\u00e8re ces 250 derni\u00e8res ann\u00e9es) pour caract\u00e9riser la continuit\u00e9 de l&rsquo;habitat.<\/p>\n<p>Si la richesse totale en esp\u00e8ces de champignons vivant dans le bois est bien corr\u00e9l\u00e9e \u00e0 la quantit\u00e9 d&rsquo;habitat (volume de chicots sur les troncs et de bois mort au sol), la richesse en esp\u00e8ces rares (liste rouge) est quant \u00e0 elle mieux expliqu\u00e9e par la continuit\u00e9 de l&rsquo;habitat (indiqu\u00e9e par le nombre d&rsquo;arbres \u00e2g\u00e9s de plus de 250 ans).<\/p>\n<p>Cette \u00e9tude apporte de nouvelles preuves que la continuit\u00e9 ininterrompue de l&rsquo;habitat est cruciale pour la survie des esp\u00e8ces. Des pratiques foresti\u00e8res favorisant cette continuit\u00e9 sont importantes m\u00eame dans les for\u00eats de production. De telles d\u00e9cisions sont susceptibles d&rsquo;avoir des effets positifs qui peuvent persister pendant des si\u00e8cles.<\/p>","protected":false},"excerpt":{"rendered":"<p>La question de base de cette \u00e9tude est de d\u00e9m\u00ealer les effets de la quantit\u00e9, de la qualit\u00e9 et de la continuit\u00e9 de l&rsquo;habitat sur la diversit\u00e9 des esp\u00e8ces. En l\u2019occurrence, les chercheurs se sont int\u00e9ress\u00e9s aux champignons lignivores (de la liste rouge mais pas uniquement) dans les for\u00eats anciennes d&rsquo;\u00e9pic\u00e9as de montagne en Europe [&hellip;]<\/p>","protected":false},"featured_media":39722,"template":"","categories":[50],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>La continuit\u00e9 de l\u2019habitat : condition essentielle pour pr\u00e9server les esp\u00e8ces rares - For\u00eat.Nature<\/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:\/\/foretnature.be\/en\/resume-foret-mail\/la-continuite-de-lhabitat-condition-essentielle-pour-preserver-les-especes-rares\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"La continuit\u00e9 de l\u2019habitat : condition essentielle pour pr\u00e9server les esp\u00e8ces rares - For\u00eat.Nature\" \/>\n<meta property=\"og:description\" content=\"La question de base de cette \u00e9tude est de d\u00e9m\u00ealer les effets de la quantit\u00e9, de la qualit\u00e9 et de la continuit\u00e9 de l&rsquo;habitat sur la diversit\u00e9 des esp\u00e8ces. En l\u2019occurrence, les chercheurs se sont int\u00e9ress\u00e9s aux champignons lignivores (de la liste rouge mais pas uniquement) dans les for\u00eats anciennes d&rsquo;\u00e9pic\u00e9as de montagne en Europe [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/foretnature.be\/en\/resume-foret-mail\/la-continuite-de-lhabitat-condition-essentielle-pour-preserver-les-especes-rares\/\" \/>\n<meta property=\"og:site_name\" content=\"For\u00eat.Nature\" \/>\n<meta property=\"article:modified_time\" content=\"2023-07-19T08:18:45+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/foretnature.be\/wp-content\/uploads\/2023\/07\/2471.jpeg\" \/>\n\t<meta property=\"og:image:width\" content=\"900\" \/>\n\t<meta property=\"og:image:height\" content=\"675\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/foretnature.be\/resume-foret-mail\/la-continuite-de-lhabitat-condition-essentielle-pour-preserver-les-especes-rares\/\",\"url\":\"https:\/\/foretnature.be\/resume-foret-mail\/la-continuite-de-lhabitat-condition-essentielle-pour-preserver-les-especes-rares\/\",\"name\":\"La continuit\u00e9 de l\u2019habitat : condition essentielle pour pr\u00e9server les esp\u00e8ces rares - 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