{"id":8408,"date":"2024-05-21T12:33:12","date_gmt":"2024-05-21T12:33:12","guid":{"rendered":"https:\/\/www.epl-bazas.fr\/Botanique\/?p=8408"},"modified":"2024-05-21T12:35:58","modified_gmt":"2024-05-21T12:35:58","slug":"vigilance-rouge","status":"publish","type":"post","link":"https:\/\/www.epl-bazas.fr\/Botanique\/2024\/05\/21\/vigilance-rouge\/","title":{"rendered":"\u00ab\u00a0Vigilance\u00a0\u00bb rouge&#8230;"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"8408\" class=\"elementor elementor-8408\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6d821c5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6d821c5\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-36f8cc9\" data-id=\"36f8cc9\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-50658e5 elementor-widget elementor-widget-text-editor\" data-id=\"50658e5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>pour <i>Quer\u00e7us Toza<\/i> ou <b>Ch\u00eane tauzin<\/b> au moment de son d\u00e9bourrement tardif.<\/p><p>Cette teinte rouge correspond \u00e0 l&rsquo;apparition de pigments naturels appel\u00e9s <b>anthocyanes<\/b>. Ici, il s&rsquo;agit d&rsquo;anthocyane juv\u00e9nile dont la teinte rouge va dispara\u00eetre lors de la maturit\u00e9 des feuilles avec la production et superposition\u00a0 de la chlorophylle.<\/p><p>Ce pigment, prot\u00e8ge temporairement contre les ultra-violets, sert de camouflage contre les herbivores qui sont incapable de voir les longueurs d&rsquo;onde rouge et co\u00efncide fr\u00e9quemment avec la synth\u00e8se de compos\u00e9es ph\u00e9noliques d\u00e9sagr\u00e9able au go\u00fbt&#8230;<\/p><p>La teinte rouge est d&rsquo;autant plus marqu\u00e9e que le v\u00e9g\u00e9tal pousse en terrain acide; ici sur une lande \u00e0 Callune du plateau landais.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c16d067 elementor-widget elementor-widget-image-gallery\" data-id=\"c16d067\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-gallery.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-image-gallery\">\n\t\t\t<div id='gallery-1' class='gallery galleryid-8408 gallery-columns-2 gallery-size-2048x2048'><figure class='gallery-item'>\r\n    \t\t<div class='gallery-icon portrait'>\r\n    \t\t\t<a href='https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_173416.jpg' data-fancybox='group2' data-caption=''><img fetchpriority=\"high\" decoding=\"async\" width=\"1152\" height=\"2048\" src=\"https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_173416-1152x2048.jpg\" class=\"attachment-2048x2048 size-2048x2048\" alt=\"\" srcset=\"https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_173416-1152x2048.jpg 1152w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_173416-169x300.jpg 169w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_173416-576x1024.jpg 576w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_173416-768x1365.jpg 768w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_173416-864x1536.jpg 864w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_173416-34x60.jpg 34w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_173416.jpg 1440w\" sizes=\"(max-width: 1152px) 100vw, 1152px\" \/><\/a>\r\n    \t\t<\/div><\/figure><figure class='gallery-item'>\r\n    \t\t<div class='gallery-icon portrait'>\r\n    \t\t\t<a href='https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_173346.jpg' data-fancybox='group2' data-caption=''><img decoding=\"async\" width=\"1152\" height=\"2048\" src=\"https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_173346-1152x2048.jpg\" class=\"attachment-2048x2048 size-2048x2048\" alt=\"\" srcset=\"https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_173346-1152x2048.jpg 1152w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_173346-169x300.jpg 169w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_173346-576x1024.jpg 576w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_173346-768x1365.jpg 768w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_173346-864x1536.jpg 864w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_173346.jpg 1440w\" sizes=\"(max-width: 1152px) 100vw, 1152px\" \/><\/a>\r\n    \t\t<\/div><\/figure>\r\n    \t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0b2aba5 elementor-widget elementor-widget-text-editor\" data-id=\"0b2aba5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Le d\u00e9bourrement bien qu&rsquo;habituellement tardif permet tout de m\u00eame d&rsquo;observer sur certains individus plus avanc\u00e9s la floraison:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-67bded0 elementor-widget elementor-widget-image-gallery\" data-id=\"67bded0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image-gallery.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-image-gallery\">\n\t\t\t<div id='gallery-2' class='gallery galleryid-8408 gallery-columns-3 gallery-size-2048x2048'><figure class='gallery-item'>\r\n    \t\t<div class='gallery-icon landscape'>\r\n    \t\t\t<a href='https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_175353.jpg' data-fancybox='group3' data-caption='Inflorescences m\u00e2les'><img decoding=\"async\" width=\"1440\" height=\"856\" src=\"https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_175353.jpg\" class=\"attachment-2048x2048 size-2048x2048\" alt=\"\" aria-describedby=\"gallery-2-8415\" srcset=\"https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_175353.jpg 1440w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_175353-300x178.jpg 300w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_175353-1024x609.jpg 1024w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_175353-768x457.jpg 768w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_175353-101x60.jpg 101w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" \/><\/a>\r\n    \t\t<\/div>\r\n    \t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-2-8415'>\r\n    \t\t\tInflorescences m\u00e2les\r\n    \t\t\t<\/figcaption><\/figure><figure class='gallery-item'>\r\n    \t\t<div class='gallery-icon landscape'>\r\n    \t\t\t<a href='https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_175328.jpg' data-fancybox='group3' data-caption='Inflorescences femelles'><img loading=\"lazy\" decoding=\"async\" width=\"1440\" height=\"965\" src=\"https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_175328.jpg\" class=\"attachment-2048x2048 size-2048x2048\" alt=\"\" aria-describedby=\"gallery-2-8414\" srcset=\"https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_175328.jpg 1440w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_175328-300x201.jpg 300w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_175328-1024x686.jpg 1024w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_175328-768x515.jpg 768w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_175328-90x60.jpg 90w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_175328-420x280.jpg 420w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" \/><\/a>\r\n    \t\t<\/div>\r\n    \t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-2-8414'>\r\n    \t\t\tInflorescences femelles\r\n    \t\t\t<\/figcaption><\/figure><figure class='gallery-item'>\r\n    \t\t<div class='gallery-icon landscape'>\r\n    \t\t\t<a href='https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_174327.jpg' data-fancybox='group3' data-caption='F\u00e9condation aboutie...'><img loading=\"lazy\" decoding=\"async\" width=\"1069\" height=\"616\" src=\"https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_174327.jpg\" class=\"attachment-2048x2048 size-2048x2048\" alt=\"\" aria-describedby=\"gallery-2-8413\" srcset=\"https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_174327.jpg 1069w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_174327-300x173.jpg 300w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_174327-1024x590.jpg 1024w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_174327-768x443.jpg 768w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_174327-330x190.jpg 330w, https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_174327-104x60.jpg 104w\" sizes=\"(max-width: 1069px) 100vw, 1069px\" \/><\/a>\r\n    \t\t<\/div>\r\n    \t\t\t<figcaption class='wp-caption-text gallery-caption' id='gallery-2-8413'>\r\n    \t\t\tF\u00e9condation aboutie&#8230;\r\n    \t\t\t<\/figcaption><\/figure>\r\n    \t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>pour Quer\u00e7us Toza ou Ch\u00eane tauzin au moment de son d\u00e9bourrement tardif. Cette teinte rouge correspond \u00e0 l&rsquo;apparition de pigments naturels appel\u00e9s anthocyanes. Ici, il &hellip; <\/p>\n","protected":false},"author":3,"featured_media":8412,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[25,31,28],"tags":[],"class_list":["post-8408","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualite","category-clin-doeil","category-milieux-acides"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>&quot;Vigilance&quot; rouge... - Des clics botaniques<\/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.epl-bazas.fr\/Botanique\/2024\/05\/21\/vigilance-rouge\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"&quot;Vigilance&quot; rouge... - Des clics botaniques\" \/>\n<meta property=\"og:description\" content=\"pour Quer\u00e7us Toza ou Ch\u00eane tauzin au moment de son d\u00e9bourrement tardif. Cette teinte rouge correspond \u00e0 l&rsquo;apparition de pigments naturels appel\u00e9s anthocyanes. Ici, il &hellip;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.epl-bazas.fr\/Botanique\/2024\/05\/21\/vigilance-rouge\/\" \/>\n<meta property=\"og:site_name\" content=\"Des clics botaniques\" \/>\n<meta property=\"article:published_time\" content=\"2024-05-21T12:33:12+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-05-21T12:35:58+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.epl-bazas.fr\/Botanique\/wp-content\/uploads\/2024\/05\/20240519_173429.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2560\" \/>\n\t<meta property=\"og:image:height\" content=\"1395\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Michel BARREAU\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Michel BARREAU\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.epl-bazas.fr\\\/Botanique\\\/2024\\\/05\\\/21\\\/vigilance-rouge\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.epl-bazas.fr\\\/Botanique\\\/2024\\\/05\\\/21\\\/vigilance-rouge\\\/\"},\"author\":{\"name\":\"Michel BARREAU\",\"@id\":\"https:\\\/\\\/www.epl-bazas.fr\\\/Botanique\\\/#\\\/schema\\\/person\\\/fffec63d86aed39704d03031704c4e0c\"},\"headline\":\"\u00ab\u00a0Vigilance\u00a0\u00bb rouge&#8230;\",\"datePublished\":\"2024-05-21T12:33:12+00:00\",\"dateModified\":\"2024-05-21T12:35:58+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.epl-bazas.fr\\\/Botanique\\\/2024\\\/05\\\/21\\\/vigilance-rouge\\\/\"},\"wordCount\":158,\"publisher\":{\"@id\":\"https:\\\/\\\/www.epl-bazas.fr\\\/Botanique\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.epl-bazas.fr\\\/Botanique\\\/2024\\\/05\\\/21\\\/vigilance-rouge\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.epl-bazas.fr\\\/Botanique\\\/wp-content\\\/uploads\\\/2024\\\/05\\\/20240519_173429.jpg\",\"articleSection\":[\"Actualit\u00e9\",\"Clin d'oeil\",\"Milieux acides\"],\"inLanguage\":\"fr-FR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.epl-bazas.fr\\\/Botanique\\\/2024\\\/05\\\/21\\\/vigilance-rouge\\\/\",\"url\":\"https:\\\/\\\/www.epl-bazas.fr\\\/Botanique\\\/2024\\\/05\\\/21\\\/vigilance-rouge\\\/\",\"name\":\"\\\"Vigilance\\\" rouge... - 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