{"id":8067,"date":"2026-02-06T15:59:58","date_gmt":"2026-02-06T14:59:58","guid":{"rendered":"https:\/\/www.domaines-tatin.com\/?p=8067"},"modified":"2026-03-12T11:03:57","modified_gmt":"2026-03-12T10:03:57","slug":"reintroduire-de-la-diversite-genetique-dans-les-vignes","status":"publish","type":"post","link":"https:\/\/www.domaines-tatin.com\/en\/reintroduire-de-la-diversite-genetique-dans-les-vignes\/","title":{"rendered":"R\u00e9introduire de la diversit\u00e9 g\u00e9n\u00e9tique dans les vignes"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"8067\" class=\"elementor elementor-8067\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9df759e elementor-section-boxed elementor-section-height-default elementor-section-height-default parallax_section_no qode_elementor_container_no\" data-id=\"9df759e\" 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-2c571ae\" data-id=\"2c571ae\" 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-7927348 elementor-widget elementor-widget-text-editor\" data-id=\"7927348\" 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>Pourquoi les vignerons ont-ils recommenc\u00e9 \u00e0 s\u00e9lectionner les pieds de vignes par eux-m\u00eames (s\u00e9lection massale), comme leurs anc\u00eatres l&#8217;ont fait pendant des g\u00e9n\u00e9rations, jusqu&#8217;\u00e0 l&#8217;introduction de la s\u00e9lection clonale ?<\/p><p>Un petit retour en arri\u00e8re s&#8217;impose sur l&#8217;\u00e9volution r\u00e9cente de la culture de la vigne.<\/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-1662f23 elementor-headline--style-highlight elementor-widget elementor-widget-animated-headline\" data-id=\"1662f23\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;highlighted_text&quot;:&quot;Evolution&quot;,&quot;headline_style&quot;:&quot;highlight&quot;,&quot;marker&quot;:&quot;circle&quot;,&quot;loop&quot;:&quot;yes&quot;,&quot;highlight_animation_duration&quot;:1200,&quot;highlight_iteration_delay&quot;:8000}\" data-widget_type=\"animated-headline.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<h5 class=\"elementor-headline\">\n\t\t\t\t<span class=\"elementor-headline-dynamic-wrapper elementor-headline-text-wrapper\">\n\t\t\t\t\t<span class=\"elementor-headline-dynamic-text elementor-headline-text-active\">Evolution<\/span>\n\t\t\t\t<\/span>\n\t\t\t\t\t<span class=\"elementor-headline-plain-text elementor-headline-text-wrapper\">de la culture de la vigne<\/span>\n\t\t\t\t\t<\/h5>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-bc61006 elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default parallax_section_no qode_elementor_container_no\" data-id=\"bc61006\" 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-50 elementor-inner-column elementor-element elementor-element-8b0374a\" data-id=\"8b0374a\" 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-5576a81 elementor-widget elementor-widget-toggle\" data-id=\"5576a81\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-8961\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-8961\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">La p\u00e9riode pr\u00e9phyllox\u00e9rique<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-8961\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-8961\"><p>Grosso modo, avant les ann\u00e9es 1860-70 et la d\u00e9vastation du vignoble fran\u00e7ais par le puceron ravageur de la vigne venu d&#8217;Am\u00e9rique, et plus connu sous le nom de \u00ab phyllox\u00e9ra \u00bb, nos anc\u00eatres marcottaient la vigne. Il \u00ab suffisait \u00bb d&#8217;enfouir un sarment dans le sol et il reprenait\u00a0 racines. Facile !<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-8962\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-8962\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Apr\u00e8s le phyllox\u00e9ra<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-8962\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-8962\"><p>Le marcottage est devenu impossible puisqu&#8217;il fallait greffer les c\u00e9pages fran\u00e7ais (alias &#8220;Vitis vinifera&#8221;) sur des porte-greffes de vari\u00e9t\u00e9s am\u00e9ricaines (comme &#8220;Vitis riparia&#8221;) ayant d\u00e9velopp\u00e9 une r\u00e9sistance \u00e0 la maladie caus\u00e9e par le petit insecte, suite \u00e0 leur co\u00e9volution sur le m\u00eame continent. Les vignerons continuaient \u00e0 s\u00e9lectionner des sarments sur plusieurs individus, qui \u00e9taient ensuite greff\u00e9s sur la vigne-h\u00f4te.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-8963\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-8963\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">A partir des ann\u00e9es 1970<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-8963\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-8963\"><p>La technique de clonage a \u00e9t\u00e9 mise en place \u00e0 partir de la culture des cellules des bourgeons terminaux. Les m\u00eames plants ont pu \u00eatre multipli\u00e9s en grande quantit\u00e9. Donc, un m\u00eame individu a \u00e9t\u00e9 clon\u00e9 en grande quantit\u00e9. C&#8217;est ainsi qu&#8217;entre 1970 et 2000, c&#8217;est une dizaine d&#8217;individus de Sauvignon Blanc qui fut plant\u00e9e \u00e0 travers le vignoble.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-8964\" class=\"elementor-tab-title\" data-tab=\"4\" role=\"button\" aria-controls=\"elementor-tab-content-8964\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-caret-right\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-caret-up\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Dans les ann\u00e9es 2000<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-8964\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"4\" role=\"region\" aria-labelledby=\"elementor-tab-title-8964\"><p>Les vignerons constatent un d\u00e9p\u00e9rissement du vignoble suite \u00e0 l&#8217;interdiction des traitements \u00e0 l\u2019ars\u00e9nite de sodium pour des motifs de sant\u00e9 publique (propri\u00e9t\u00e9s canc\u00e9rig\u00e8nes de l&#8217;arsenic). L&#8217;ars\u00e9nite de sodium \u00e9tait utilis\u00e9 pour prot\u00e9ger les vignes des maladies du bois (Esca, Black Dead Arm, Court-nou\u00e9,&#8230;). Son interdiction a ainsi rendu les vignes plus vuln\u00e9rables aux attaques et par cons\u00e9quence, a augment\u00e9 la mortalit\u00e9 au sein du vignoble.<\/p><p>\u26a0\ufe0f Attention, il n\u2019y a pas de lien entre la s\u00e9lection clonale et l\u2019augmentation des maladies du bois : les parcelles de s\u00e9lection massale sont tout autant touch\u00e9es que les parcelles clonales.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\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<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-a0e3d7c\" data-id=\"a0e3d7c\" 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-f9c9964 elementor-widget elementor-widget-text-editor\" data-id=\"f9c9964\" 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 style=\"text-align: center;\">Dans cette vid\u00e9o, <a href=\"https:\/\/www.facebook.com\/profile.php?id=61553670548807\">Guy Perrot<\/a> interviewe Jean Tatin \u00e0 propos du travail en s\u00e9lection massale.<\/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-6ba5450 elementor-widget elementor-widget-video\" data-id=\"6ba5450\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtu.be\\\/_ircbVFmyjc&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\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 class=\"elementor-element elementor-element-eca8223 elementor-headline--style-highlight elementor-widget elementor-widget-animated-headline\" data-id=\"eca8223\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;highlighted_text&quot;:&quot;avantages&quot;,&quot;headline_style&quot;:&quot;highlight&quot;,&quot;marker&quot;:&quot;circle&quot;,&quot;loop&quot;:&quot;yes&quot;,&quot;highlight_animation_duration&quot;:1200,&quot;highlight_iteration_delay&quot;:8000}\" data-widget_type=\"animated-headline.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<h5 class=\"elementor-headline\">\n\t\t\t\t\t<span class=\"elementor-headline-plain-text elementor-headline-text-wrapper\">Les<\/span>\n\t\t\t\t<span class=\"elementor-headline-dynamic-wrapper elementor-headline-text-wrapper\">\n\t\t\t\t\t<span class=\"elementor-headline-dynamic-text elementor-headline-text-active\">avantages<\/span>\n\t\t\t\t<\/span>\n\t\t\t\t\t<span class=\"elementor-headline-plain-text elementor-headline-text-wrapper\">de la s\u00e9lection massale<\/span>\n\t\t\t\t\t<\/h5>\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-6b749c8 elementor-widget elementor-widget-text-editor\" data-id=\"6b749c8\" 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>Face \u00e0 \u00e0 la hausse du taux de mortalit\u00e9 de nos vignes, nous avons souhait\u00e9 sauvegarder la diversit\u00e9 g\u00e9n\u00e9tique du vignoble par le biais de la s\u00e9lection massale qui pr\u00e9sente plusieurs avantages.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-efe6612 elementor-section-boxed elementor-section-height-default elementor-section-height-default parallax_section_no qode_elementor_container_no\" data-id=\"efe6612\" 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-50 elementor-inner-column elementor-element elementor-element-0182972\" data-id=\"0182972\" 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-d44e634 elementor-widget elementor-widget-html\" data-id=\"d44e634\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<iframe src=\"https:\/\/www.linkedin.com\/embed\/feed\/update\/urn:li:ugcPost:7328324682347167744?collapsed=1\" height=\"877\" width=\"504\" frameborder=\"0\" allowfullscreen=\"\" title=\"Post int\u00e9gr\u00e9\"><\/iframe>\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<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-c1b377b\" data-id=\"c1b377b\" 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-e065854 elementor-widget elementor-widget-text-editor\" data-id=\"e065854\" 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>Primo, l\u2019assemblage de plusieurs individus aux diff\u00e9rentes caract\u00e9ristiques conf\u00e8re au vin sa <b>complexit\u00e9<\/b>. Le <a href=\"https:\/\/www.vins-centre-loire.com\/fr\/qui-sommes-nous8\/\" target=\"_blank\" rel=\"noopener\">SICAVAC<\/a> a d\u00e9montr\u00e9 depuis 2018 (premier mill\u00e9sime r\u00e9colt\u00e9 sur les parcelles de CEPS SICAVAC) que les s\u00e9lections massales peuvent permettre une nette am\u00e9lioration qualitative gr\u00e2ce \u00e0 une plus grande complexit\u00e9 des vins.<\/p><p>Mais ce n\u2019est pas la seule raison ! Diversit\u00e9 rime \u00e9galement avec une meilleure <strong>r\u00e9silience<\/strong> vis-\u00e0-vis des contraintes environnementales et une <strong>capacit\u00e9 d\u2019adaptation<\/strong>, notamment au d\u00e9r\u00e8glement climatique. Ce point est incontestable, explique Fran\u00e7ois DAL du SICAVAC : \u00ab il est possible par exemple, de choisir des individus ayant une maturit\u00e9 plus tardive afin de contrer en partie l\u2019avanc\u00e9e de la date de vendange et la modification des \u00e9quilibres des vins. \u00bb<\/p><p>Le troisi\u00e8me avantage de la s\u00e9lection massale reste quant \u00e0 lui hypoth\u00e9tique (un fantasme ??). La diversit\u00e9 g\u00e9n\u00e9tique pourrait apporter une meilleure <strong>r\u00e9sistance<\/strong> vis-\u00e0-vis des maladies. En effet, un individu moins sensible au mildiou aurait davantage de chance de survie les ann\u00e9es chaudes et humides. Mais face \u00e0 un ravageur puissant, cette diff\u00e9rence n\u2019est pas suffisante, dit Fran\u00e7ois DAL du SICAVAC, en illustrant son propos :<\/p><blockquote><p style=\"text-align: center;\"><strong><em><span style=\"color: #ff6600;\"> \u00ab Lorsque les Europ\u00e9ens ont conquis les Am\u00e9riques, la plupart des Am\u00e9rindiens ont \u00e9t\u00e9 \u00e9radiqu\u00e9s \u00e0 cause du virus de la grippe. Ils avaient beau avoir chacun une g\u00e9n\u00e9tique diff\u00e9rente, ils n\u2019\u00e9taient pas adapt\u00e9s \u00e0 ce nouveau virus. Il en est de m\u00eame de nos vignes face au mildiou, par exemple. \u00bb<\/span><\/em><\/strong><\/p><\/blockquote>\t\t\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 class=\"elementor-element elementor-element-c06fbbd elementor-widget elementor-widget-text-editor\" data-id=\"c06fbbd\" 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\u00e9veloppement de r\u00e9sistance aux maladies se jouerait-il plut\u00f4t au niveau de l\u2019esp\u00e8ce, plut\u00f4t que de l\u2019individu ? Telle que la r\u00e9sistance au phyllox\u00e9ra d\u00e9velopp\u00e9e chez Vitis riparia, suite \u00e0 des mill\u00e9naires de co\u00e9volution avec le petit puceron sur le continent am\u00e9ricain, que notre Vitis vinifera europ\u00e9enne n\u2019avait pas lors de l\u2019arriv\u00e9e de cet insecte dans les ann\u00e9es 1870.<\/p><p>Peut-\u00eatre \u00e9galement que cela ne fonctionne pas car la s\u00e9lection massale est une reproduction asexu\u00e9e ? La s\u00e9lection naturelle des mutations \u00ab avantageuses \u00bb et l\u2019\u00e9volution g\u00e9n\u00e9tique d\u2019une esp\u00e8ce n\u2019agirait que si la vigne \u00e9tait reproduite de mani\u00e8re sexu\u00e9e, \u00e0 savoir par le biais des p\u00e9pins des raisins ? Mais alors, qui sait quel go\u00fbt auraient les fruits de leur prog\u00e9niture ? \u2026<\/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-3498c72 elementor-headline--style-highlight elementor-widget elementor-widget-animated-headline\" data-id=\"3498c72\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;highlighted_text&quot;:&quot;opposer&quot;,&quot;headline_style&quot;:&quot;highlight&quot;,&quot;marker&quot;:&quot;circle&quot;,&quot;loop&quot;:&quot;yes&quot;,&quot;highlight_animation_duration&quot;:1200,&quot;highlight_iteration_delay&quot;:8000}\" data-widget_type=\"animated-headline.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<h5 class=\"elementor-headline\">\n\t\t\t\t\t<span class=\"elementor-headline-plain-text elementor-headline-text-wrapper\">S\u00e9lection massale VS s\u00e9lection clonale : faut-il vraiment les<\/span>\n\t\t\t\t<span class=\"elementor-headline-dynamic-wrapper elementor-headline-text-wrapper\">\n\t\t\t\t\t<span class=\"elementor-headline-dynamic-text elementor-headline-text-active\">opposer<\/span>\n\t\t\t\t<\/span>\n\t\t\t\t\t<span class=\"elementor-headline-plain-text elementor-headline-text-wrapper\"> ?<\/span>\n\t\t\t\t\t<\/h5>\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-6f9fcdf elementor-widget elementor-widget-text-editor\" data-id=\"6f9fcdf\" 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>A noter que la s\u00e9lection clonale a des avantages aussi, sinon on ne l\u2019aurait pas d\u00e9velopp\u00e9e ! Dans les ann\u00e9es 70, les vignerons avaient besoin de clones \u00e0 haut rendement et produisant des grappes avec des taux de sucres \u00e9lev\u00e9s. Aujourd\u2019hui, ce n\u2019est plus le rendement \u00e9lev\u00e9 qui est recherch\u00e9, mais la r\u00e9sistance aux maladies. Et dans le futur (proche ?), sur base des projections du r\u00e9chauffement climatique, ce sont des clones \u00e0 maturit\u00e9 plus tardive et avec des taux des sucres plus faibles qui risquent d\u2019\u00eatre demand\u00e9s (<a href=\"https:\/\/ives-openscience.eu\/wp-content\/uploads\/2023\/03\/Towards_Relationship_Roby.pdf\" target=\"_blank\" rel=\"noopener\">source en ligne<\/a> : <em>Roby J.P. et al., Towards a relationship between institutional clonal selection, mass selection and private clonal selection of grapevins cultivars<\/em>).<\/p><p>Il y a en fait un \u00e9quilibre \u00e0 \u00e9tablir entre les deux types de s\u00e9lection puisque\u00a0 la s\u00e9lection clonale puise dans un r\u00e9servoir de g\u00e8nes afin de s\u00e9lectionner les meilleurs attributs, en fonction des conditions et besoins de l\u2019\u00e9poque. Mais le r\u00e9servoir s\u2019appauvrit lorsqu\u2019on ne plante que des clones d\u2019un seul individu dans une parcelle. La diversit\u00e9 g\u00e9n\u00e9tique de la vigne s\u2019entretient donc en continuant de planter des pieds en s\u00e9lection massale.<\/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-92b7e6e elementor-headline--style-highlight elementor-widget elementor-widget-animated-headline\" data-id=\"92b7e6e\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;highlighted_text&quot;:&quot;vieilles vignes&quot;,&quot;headline_style&quot;:&quot;highlight&quot;,&quot;marker&quot;:&quot;circle&quot;,&quot;loop&quot;:&quot;yes&quot;,&quot;highlight_animation_duration&quot;:1200,&quot;highlight_iteration_delay&quot;:8000}\" data-widget_type=\"animated-headline.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<h5 class=\"elementor-headline\">\n\t\t\t\t\t<span class=\"elementor-headline-plain-text elementor-headline-text-wrapper\">S\u00e9lection massale \u00e0 partir de nos<\/span>\n\t\t\t\t<span class=\"elementor-headline-dynamic-wrapper elementor-headline-text-wrapper\">\n\t\t\t\t\t<span class=\"elementor-headline-dynamic-text elementor-headline-text-active\">vieilles vignes<\/span>\n\t\t\t\t<\/span>\n\t\t\t\t\t<span class=\"elementor-headline-plain-text elementor-headline-text-wrapper\">des Nouzats<\/span>\n\t\t\t\t\t<\/h5>\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-3ce1b97 elementor-widget elementor-widget-text-editor\" data-id=\"3ce1b97\" 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>Partant donc de ce constat, \u00e0 partir des ann\u00e9es 2000,\u00a0 nous avons lanc\u00e9 nos s\u00e9lections massales au domaine, gr\u00e2ce aux ceps plant\u00e9s dans la <strong>parcelle des Nouzats<\/strong> \u00e0 la fin des ann\u00e9es 50 (et donc, qui n&#8217;\u00e9taient pas des clones, car les premi\u00e8res plantations avec des clones agr\u00e9\u00e9s remontent \u00e0 1975). Ces vieilles vignes ont \u00e9t\u00e9 plant\u00e9es par Roger DURET, un vigneron de Quincy install\u00e9 d\u00e8s 1936\u2026ann\u00e9e de naissance de l\u2019<a href=\"https:\/\/vinquincy.fr\/\" target=\"_blank\" rel=\"noopener\">AOC Quincy<\/a> ! C\u2019est un terroir de graves sableuses, rouges et profondes de plusieurs m\u00e8tres, domin\u00e9 par le paysage ouvert des hautes terrasses de la vall\u00e9e du Cher.\u00a0 La <a href=\"https:\/\/www.domaines-tatin.com\/produit\/collection-terroirs-nouzats\/\" target=\"_blank\" rel=\"noopener\">cuv\u00e9e Terroir Nouzats<\/a> nous donne d\u2019ailleurs des vins d\u00e9licats, souples et suaves, toujours tr\u00e8s expressifs\u2026<\/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-7419a4a elementor-widget elementor-widget-gallery\" data-id=\"7419a4a\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;gallery_layout&quot;:&quot;justified&quot;,&quot;ideal_row_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:298,&quot;sizes&quot;:[]},&quot;lazyload&quot;:&quot;yes&quot;,&quot;ideal_row_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:150,&quot;sizes&quot;:[]},&quot;ideal_row_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:150,&quot;sizes&quot;:[]},&quot;gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:10,&quot;sizes&quot;:[]},&quot;link_to&quot;:&quot;file&quot;,&quot;overlay_background&quot;:&quot;yes&quot;,&quot;content_hover_animation&quot;:&quot;fade-in&quot;}\" data-widget_type=\"gallery.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-gallery__container\">\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\" href=\"https:\/\/www.domaines-tatin.com\/wp-content\/uploads\/2025\/07\/vieilles-vignes-nouzats-260625-4-redim-scaled.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"7419a4a\" data-elementor-lightbox-title=\"vieilles vignes nouzats 260625-4-redim\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6Nzk0MSwidXJsIjoiaHR0cHM6XC9cL3d3dy5kb21haW5lcy10YXRpbi5jb21cL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjVcLzA3XC92aWVpbGxlcy12aWduZXMtbm91emF0cy0yNjA2MjUtNC1yZWRpbS1zY2FsZWQuanBnIiwic2xpZGVzaG93IjoiNzQxOWE0YSJ9\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/www.domaines-tatin.com\/wp-content\/uploads\/2025\/07\/vieilles-vignes-nouzats-260625-4-redim-375x500.jpg\" data-width=\"375\" data-height=\"500\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__overlay\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\" href=\"https:\/\/www.domaines-tatin.com\/wp-content\/uploads\/2025\/07\/nouzats-3.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"7419a4a\" data-elementor-lightbox-title=\"nouzats-3\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NzkzOSwidXJsIjoiaHR0cHM6XC9cL3d3dy5kb21haW5lcy10YXRpbi5jb21cL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjVcLzA3XC9ub3V6YXRzLTMuanBnIiwic2xpZGVzaG93IjoiNzQxOWE0YSJ9\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/www.domaines-tatin.com\/wp-content\/uploads\/2025\/07\/nouzats-3-500x375.jpg\" data-width=\"500\" data-height=\"375\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__overlay\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<a class=\"e-gallery-item elementor-gallery-item elementor-animated-content\" href=\"https:\/\/www.domaines-tatin.com\/wp-content\/uploads\/2025\/07\/nouzats-4.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"7419a4a\" data-elementor-lightbox-title=\"nouzats-4\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NzkzNywidXJsIjoiaHR0cHM6XC9cL3d3dy5kb21haW5lcy10YXRpbi5jb21cL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjVcLzA3XC9ub3V6YXRzLTQuanBnIiwic2xpZGVzaG93IjoiNzQxOWE0YSJ9\">\n\t\t\t\t\t<div class=\"e-gallery-image elementor-gallery-item__image\" data-thumbnail=\"https:\/\/www.domaines-tatin.com\/wp-content\/uploads\/2025\/07\/nouzats-4-375x500.jpg\" data-width=\"375\" data-height=\"500\" aria-label=\"\" role=\"img\" ><\/div>\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-gallery-item__overlay\"><\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-05cb11a elementor-section-boxed elementor-section-height-default elementor-section-height-default parallax_section_no qode_elementor_container_no\" data-id=\"05cb11a\" 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-50 elementor-inner-column elementor-element elementor-element-a76392f\" data-id=\"a76392f\" 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-2f22545 elementor-widget elementor-widget-text-editor\" data-id=\"2f22545\" 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>Ce travail de s\u00e9lection est le fruit d&#8217;une collaboration avec la <a href=\"https:\/\/www.pepinieres-guillaume.com\/\" target=\"_blank\" rel=\"noopener\">maison Guillaume<\/a> (notre p\u00e9pini\u00e9riste). Au d\u00e9but, 100 plants sans maladies \u00e0 virus ont \u00e9t\u00e9 s\u00e9lectionn\u00e9s. Nous avons r\u00e9colt\u00e9 leurs sarments lors de la taille et nous les avons remis au p\u00e9pini\u00e9riste sous forme de fagots pour qu&#8217;il les greffe. Nous avons poursuivi cette d\u00e9marche sur nos vieilles vignes de Chaumoux. (n\u2019h\u00e9sitez pas \u00e0 parcourir notre article sur <a href=\"https:\/\/www.domaines-tatin.com\/les-vignes-de-chaumoux\/\" target=\"_blank\" rel=\"noopener\">Les vignes de Chaumoux<\/a>).<\/p>\t\t\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<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-6fdbecd\" data-id=\"6fdbecd\" 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-f458128 elementor-widget elementor-widget-image\" data-id=\"f458128\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"206\" height=\"654\" src=\"https:\/\/www.domaines-tatin.com\/wp-content\/uploads\/2023\/04\/domainestatin-chaumoux-e1682674318836.jpg\" class=\"attachment-large size-large wp-image-5310\" alt=\"\" \/>\t\t\t\t\t\t\t\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-05e24ea elementor-widget elementor-widget-text-editor\" data-id=\"05e24ea\" 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>Ici \u00e9galement, la parcelle a donn\u00e9 naissance \u00e0 une cuv\u00e9e parcellaire : la <a href=\"https:\/\/www.domaines-tatin.com\/produit\/collection-terroirs-chaumoux\/\" target=\"_blank\" rel=\"noopener\">cuv\u00e9e Terroir Chaumoux<\/a>.\u00a0<\/p>\t\t\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 class=\"elementor-element elementor-element-f48b571 elementor-widget elementor-widget-text-editor\" data-id=\"f48b571\" 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>En esp\u00e9rant avoir r\u00e9introduit un peu de diversit\u00e9 dans nos vignes et nos vins !<\/p><p>N&#8217;h\u00e9sitez pas \u00e0 partager et \u00e0 commenter \ud83d\ude09<\/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-cdca1ce elementor-share-buttons--view-icon-text elementor-share-buttons--skin-gradient elementor-share-buttons--shape-square elementor-grid-0 elementor-share-buttons--color-official elementor-widget elementor-widget-share-buttons\" data-id=\"cdca1ce\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"share-buttons.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-grid\" role=\"list\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t\t<div class=\"elementor-share-btn elementor-share-btn_facebook\" role=\"button\" tabindex=\"0\" aria-label=\"Share on facebook\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<i class=\"fab fa-facebook\" aria-hidden=\"true\"><\/i>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-share-btn__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__title\">\n\t\t\t\t\t\t\t\t\t\tFacebook\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t\t<div class=\"elementor-share-btn elementor-share-btn_linkedin\" role=\"button\" tabindex=\"0\" aria-label=\"Share on linkedin\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<i class=\"fab fa-linkedin\" aria-hidden=\"true\"><\/i>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-share-btn__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__title\">\n\t\t\t\t\t\t\t\t\t\tLinkedIn\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t\t<div class=\"elementor-share-btn elementor-share-btn_whatsapp\" role=\"button\" tabindex=\"0\" aria-label=\"Share on whatsapp\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<i class=\"fab fa-whatsapp\" aria-hidden=\"true\"><\/i>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-share-btn__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__title\">\n\t\t\t\t\t\t\t\t\t\tWhatsApp\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t\t<div class=\"elementor-share-btn elementor-share-btn_email\" role=\"button\" tabindex=\"0\" aria-label=\"Share on email\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<i class=\"fas fa-envelope\" aria-hidden=\"true\"><\/i>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-share-btn__text\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__title\">\n\t\t\t\t\t\t\t\t\t\tEmail\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\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>Pourquoi les vignerons ont-ils recommenc\u00e9 \u00e0 s\u00e9lectionner les pieds de vignes par eux-m\u00eames (s\u00e9lection massale), comme leurs anc\u00eatres l&#8217;ont fait pendant des g\u00e9n\u00e9rations, jusqu&#8217;\u00e0 l&#8217;introduction&#8230;<\/p>\n","protected":false},"author":542,"featured_media":7941,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[57,131],"tags":[],"class_list":["post-8067","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites","category-terroir"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>R\u00e9introduire de la diversit\u00e9 g\u00e9n\u00e9tique dans les vignes - Domaines Tatin<\/title>\n<meta name=\"description\" content=\"La s\u00e9lection massale \u00e0 partir des vieilles vignes non clonales conf\u00e8re \u00e0 nos vins de la complexit\u00e9 ainsi que de la r\u00e9silience \u00e0 notre vignoble\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" 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