{"id":1723,"date":"2014-05-27T19:46:11","date_gmt":"2014-05-28T00:46:11","guid":{"rendered":"http:\/\/sciencemediacentre.ca\/site\/?p=1723"},"modified":"2014-05-28T09:49:15","modified_gmt":"2014-05-28T14:49:15","slug":"les-feuilles-des-plantes-ne-se-font-pas-tant-manger-que-ca","status":"publish","type":"post","link":"http:\/\/sciencemediacentre.ca\/site\/les-feuilles-des-plantes-ne-se-font-pas-tant-manger-que-ca\/","title":{"rendered":"Les feuilles des plantes ne se font pas tant manger que \u00e7a<img src=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/01\/canada_flag_icon_small.gif\">"},"content":{"rendered":"<div id=\"attachment_1675\" style=\"width: 310px\" class=\"wp-caption aligncenter\"><a href=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/05\/Quercus-rubra.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-1675\" class=\"size-full wp-image-1675\" src=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/05\/Quercus-rubra.jpg\" alt=\"Les plantes ligneuses comme ce ch\u00eane rouge souffrent plus des pr\u00e9dateurs que les autres plantes. Toutefois, seulement 5,3% des feuilles en moyenne se font manger par des herbivores. (Cr\u00e9dit : Marc T. J. Johnson)\" width=\"300\" height=\"300\" srcset=\"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/05\/Quercus-rubra.jpg 300w, http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/05\/Quercus-rubra-150x150.jpg 150w, http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/05\/Quercus-rubra-268x268.jpg 268w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-1675\" class=\"wp-caption-text\">Les plantes ligneuses comme ce ch\u00eane rouge souffrent plus des pr\u00e9dateurs que les autres plantes. Toutefois, seulement 5,3% des feuilles en moyenne se font manger par des herbivores. (Cr\u00e9dit : Marc T. J. Johnson)<\/p><\/div>\n<p><span style=\"color: #000000;\">Une nouvelle analyse men\u00e9e sur plus de 1000 esp\u00e8ces de plantes montre qu\u2019en moyenne seulement 5,3% des feuilles sont mang\u00e9es par des insectes et des herbivores, soit le tiers des estimations pr\u00e9c\u00e9dentes. Cela signifie que la majorit\u00e9 de l\u2019\u00e9nergie emmagasin\u00e9e dans les feuilles par la photosynth\u00e8se ne monte pas la cha\u00eene alimentaire, mais est plut\u00f4t transf\u00e9r\u00e9e \u00e9ventuellement aux d\u00e9composeurs dans le sol. Cette \u00e9tude am\u00e9liore notre compr\u00e9hension du transfert d\u2019\u00e9nergie dans les \u00e9cosyst\u00e8mes et pourrait am\u00e9liorer nos pr\u00e9dictions lorsqu\u2019un \u00e9cosyst\u00e8me change de climat ou subit les attaques d\u2019un parasite.<\/span><\/p>\n<p>Pour lire l\u2019article original publi\u00e9 dans\u00a0<em>Proceedings of the Royal Society B\u00a0<\/em>le\u00a0<strong>27 Mai<\/strong><strong>\u00a02014<\/strong>,\u00a0<span style=\"text-decoration: underline;\"><a href=\"http:\/\/rspb.royalsocietypublishing.org\/content\/281\/1787\/20140555.abstract?sid=71ab90fc-feca-4b31-8008-ab48c06c1a97\" target=\"_blank\"><span>cliquez\u00a0ici<\/span><\/a><\/span>.<\/p>\n<p><span style=\"text-decoration: underline;\"><span><em><strong>Auteur \u00e0 contacter pour plus d\u2019informations<\/strong><\/em><\/span><\/span><\/p>\n<h4><a style=\"color: #1155cc;\" href=\"http:\/\/individual.utoronto.ca\/martinturcotte\/\" target=\"_blank\">Martin M. Turcotte<\/a><span style=\"color: #000000;\">, Universit\u00e9 de Toronto \u00e0 Mississauga, Ontario<\/span><\/h4>\n<h4><a style=\"color: #1155cc;\" href=\"http:\/\/www.utm.utoronto.ca\/biology\/people\/johnson-marc\" target=\"_blank\">Marc Johnson<\/a><span style=\"color: #000000;\">, Universit\u00e9 de Toronto \u00e0 Mississauga, Ontario<\/span><\/h4>\n","protected":false},"excerpt":{"rendered":"<p>Une nouvelle analyse men\u00e9e sur plus de 1000 esp\u00e8ces de plantes montre qu\u2019en moyenne seulement 5,3% des feuilles sont mang\u00e9es par des insectes et des herbivores, soit le tiers des estimations pr\u00e9c\u00e9dentes. Cela signifie que la majorit\u00e9 de l\u2019\u00e9nergie emmagasin\u00e9e dans les feuilles par la photosynth\u00e8se ne monte pas la cha\u00eene alimentaire, mais est plut\u00f4t [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":1675,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[531],"tags":[66,1623,1622,683,919,846,1269],"class_list":["post-1723","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-paper-of-interest-fr","tag-biologie","tag-chaine-alimentaire","tag-ecosystemes","tag-environnement","tag-evolution-fr","tag-ontario-fr","tag-plantes"],"jetpack_featured_media_url":"http:\/\/sciencemediacentre.ca\/site\/wp-content\/uploads\/2014\/05\/Quercus-rubra.jpg","jetpack_shortlink":"https:\/\/wp.me\/p4DqbN-rN","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/1723","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/comments?post=1723"}],"version-history":[{"count":1,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/1723\/revisions"}],"predecessor-version":[{"id":1725,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/posts\/1723\/revisions\/1725"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/media\/1675"}],"wp:attachment":[{"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/media?parent=1723"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/categories?post=1723"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/sciencemediacentre.ca\/site\/wp-json\/wp\/v2\/tags?post=1723"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}