{"id":3257,"date":"2025-05-27T07:51:37","date_gmt":"2025-05-27T07:51:37","guid":{"rendered":"https:\/\/optmix.efno.fr\/?p=3257"},"modified":"2025-05-27T07:58:33","modified_gmt":"2025-05-27T07:58:33","slug":"actualite-mortalite","status":"publish","type":"post","link":"https:\/\/optmix.efno.fr\/?p=3257","title":{"rendered":"Moins de mortalit\u00e9 en 2024"},"content":{"rendered":"<p>Le relev\u00e9 exhaustif de la mortalit\u00e9 annuelle vient de passer en revue les 33 placettes du dispositif OPTMix. L\u2019exercice est r\u00e9alis\u00e9 fin avril-d\u00e9but mai, en cours &#8211; pour les pins &#8211; ou en fin &#8211; pour les ch\u00eanes &#8211; de phase de d\u00e9bourrement, ce qui permet d\u2019\u00eatre s\u00fbr de l\u2019\u00e9tat de l\u2019arbre.\u00a0 Il s\u2019agit de la 5<sup>e<\/sup> \u00e9dition, et bonne nouvelle\u00a0! parmi l\u2019ensemble des arbres cartographi\u00e9s, un seul et unique pin sylvestre est mort sur l\u2019ann\u00e9e \u00e9coul\u00e9e. Il \u00e9tait not\u00e9 fortement d\u00e9p\u00e9rissant depuis l\u2019\u00e9t\u00e9 2021, et a finalement succomb\u00e9 en juin 2024. Avec 2 ann\u00e9es de conditions m\u00e9t\u00e9orologiques plus favorables, le niveau de mortalit\u00e9 annuelle des pins sylvestres est ainsi revenu en 2024 \u00e0 son niveau de 2017, son niveau d\u2019avant crise. Pourvu que cela dure\u00a0! Prochaine \u00e9tape\u00a0en juin-juillet 2025 :\u00a0 la campagne de notation DEPERIS des 1000 arbres-\u00e9chantillons suivis depuis 2020<\/p>\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/optmix.efno.fr\/wp-content\/uploads\/2025\/05\/mortalite2024-e1748332366825.jpg\"><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-medium wp-image-3259\" src=\"https:\/\/optmix.efno.fr\/wp-content\/uploads\/2025\/05\/mortalite2024-e1748332366825-225x300.jpg\" alt=\"\" width=\"225\" height=\"300\" srcset=\"https:\/\/optmix.efno.fr\/wp-content\/uploads\/2025\/05\/mortalite2024-e1748332366825-225x300.jpg?v=1748332381 225w, https:\/\/optmix.efno.fr\/wp-content\/uploads\/2025\/05\/mortalite2024-e1748332366825.jpg?v=1748332381 528w\" sizes=\"(max-width: 225px) 100vw, 225px\" \/><\/a><\/p>\n<p>Peuplement m\u00e9lang\u00e9 ch\u00eane sessile \u2013 pin sylvestre, parcelle 57 en FD d\u2019Orl\u00e9ans (placette exp\u00e9rimentale 3, avril 2025)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le relev\u00e9 exhaustif de la mortalit\u00e9 annuelle vient de passer en revue les 33 placettes du dispositif OPTMix. L\u2019exercice est r\u00e9alis\u00e9 fin avril-d\u00e9but mai, en cours &#8211; pour les pins &#8211; ou en fin &#8211; pour les ch\u00eanes &#8211; de phase de d\u00e9bourrement, ce qui permet d\u2019\u00eatre s\u00fbr de l\u2019\u00e9tat de l\u2019arbre.\u00a0 Il s\u2019agit de &hellip; <\/p>\n<p><a class=\"more-link btn\" href=\"https:\/\/optmix.efno.fr\/?p=3257\">Lire la suite<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/optmix.efno.fr\/index.php?rest_route=\/wp\/v2\/posts\/3257"}],"collection":[{"href":"https:\/\/optmix.efno.fr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/optmix.efno.fr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/optmix.efno.fr\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/optmix.efno.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3257"}],"version-history":[{"count":4,"href":"https:\/\/optmix.efno.fr\/index.php?rest_route=\/wp\/v2\/posts\/3257\/revisions"}],"predecessor-version":[{"id":3263,"href":"https:\/\/optmix.efno.fr\/index.php?rest_route=\/wp\/v2\/posts\/3257\/revisions\/3263"}],"wp:attachment":[{"href":"https:\/\/optmix.efno.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3257"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/optmix.efno.fr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3257"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/optmix.efno.fr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3257"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}