{"id":729,"date":"2023-12-10T16:18:07","date_gmt":"2023-12-10T15:18:07","guid":{"rendered":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/enseignement-scientifique\/?p=729"},"modified":"2023-12-10T16:18:08","modified_gmt":"2023-12-10T15:18:08","slug":"la-vinification-par-la-levure-star-saccharomyces-cerevisiae","status":"publish","type":"post","link":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/enseignement-scientifique\/2023\/12\/10\/la-vinification-par-la-levure-star-saccharomyces-cerevisiae\/","title":{"rendered":"La vinification par la levure star Saccharomyces cerevisi\u00e6"},"content":{"rendered":"\n<p>Le &#8220;stress hydrique fort&#8221;, induit par&nbsp; le r\u00e9chauffement climatique et la s\u00e9cheresse, &#8220;bloque la maturit\u00e9 du raisin : le grain se concentre en sucre et donc il y a plus d&#8217;alcool dans le vin&#8221;, voil\u00e0 comment la situation est r\u00e9sum\u00e9e, dans la revue des vins de France, par Jean-Louis Escudier, ing\u00e9nieur de recherche INRA \u00e0 Pech Rouge (Aude). Les vins du Sud-Ouest ont gagn\u00e9 2,5 points d&#8217;alcool en 30 ans. Comment le manque d&#8217;eau au cours de la maturation du raisin permet-il de favoriser la production d&#8217;alcool dans le vin ?<\/p>\n\n\n\n<p>L&#8217;<strong>objectif<\/strong> de ce projet est le suivant : <strong>suivre les ph\u00e9nom\u00e8nes biologiques qui conduisent \u00e0 la production d\u2019\u00e9thanol gr\u00e2ce aux levures Saccharomyces cerevisiae.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Le projet<\/h2>\n\n\n\n<iframe loading=\"lazy\" src=\"https:\/\/ladigitale.dev\/digiquiz\/q\/656b2bd259424\" title=\"\" width=\"80%\" height=\"450\" scrolling=\"yes\" frameborder=\"0\" marginheight=\"0\" allowFullScreen=\"true\"><a href=\"https:\/\/ladigitale.dev\/digiquiz\/q\/656b2bd259424\" target=\"_blank\">https:\/\/ladigitale.dev\/digiquiz\/q\/656b2bd259424<\/a><\/iframe>\n\n\n\n<h2 class=\"wp-block-heading\">Les ressources n\u00e9cessaires \u00e0 sa mise en \u0153uvre<\/h2>\n\n\n\n<p><a href=\"https:\/\/tribu.phm.education.gouv.fr\/portal_v2\/tribu-app\/document?id=g7rzAo\" target=\"_blank\" rel=\"noreferrer noopener\">En t\u00e9l\u00e9chargement sur Tribu<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le &#8220;stress hydrique fort&#8221;, induit par&nbsp; le r\u00e9chauffement climatique et la s\u00e9cheresse, &#8220;bloque la maturit\u00e9 du raisin : le grain se concentre en sucre et donc il y a plus d&#8217;alcool dans le vin&#8221;, voil\u00e0 comment la situation est r\u00e9sum\u00e9e, dans la revue des vins de France, par Jean-Louis Escudier, ing\u00e9nieur de recherche INRA \u00e0 &hellip; <\/p>\n<p><a class=\"more-link btn\" href=\"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/enseignement-scientifique\/2023\/12\/10\/la-vinification-par-la-levure-star-saccharomyces-cerevisiae\/\">Lire la suite<\/a><\/p>\n","protected":false},"author":1614,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-729","post","type-post","status-publish","format-standard","hentry","category-non-classe","item-wrap"],"_links":{"self":[{"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/enseignement-scientifique\/wp-json\/wp\/v2\/posts\/729","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/enseignement-scientifique\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/enseignement-scientifique\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/enseignement-scientifique\/wp-json\/wp\/v2\/users\/1614"}],"replies":[{"embeddable":true,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/enseignement-scientifique\/wp-json\/wp\/v2\/comments?post=729"}],"version-history":[{"count":3,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/enseignement-scientifique\/wp-json\/wp\/v2\/posts\/729\/revisions"}],"predecessor-version":[{"id":740,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/enseignement-scientifique\/wp-json\/wp\/v2\/posts\/729\/revisions\/740"}],"wp:attachment":[{"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/enseignement-scientifique\/wp-json\/wp\/v2\/media?parent=729"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/enseignement-scientifique\/wp-json\/wp\/v2\/categories?post=729"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ent2d.ac-bordeaux.fr\/disciplines\/enseignement-scientifique\/wp-json\/wp\/v2\/tags?post=729"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}