{"id":14652,"date":"2014-09-10T00:00:00","date_gmt":"2014-09-09T22:00:00","guid":{"rendered":"https:\/\/blog.invinic.com\/limportance-du-liege-dans-le-secteur-viticole"},"modified":"2017-10-05T14:20:14","modified_gmt":"2017-10-05T12:20:14","slug":"limportance-du-liege-dans-le-secteur-viticole","status":"publish","type":"post","link":"https:\/\/blog.invinic.com\/fr\/limportance-du-liege-dans-le-secteur-viticole","title":{"rendered":"L’importance du li\u00e8ge dans le secteur viticole"},"content":{"rendered":"

De l’\u00e9corce du ch\u00eane-li\u00e8ge (Quercus suber), vient le li\u00e8ge, un mat\u00e9riau l\u00e9ger, poreux et imperm\u00e9able \u00e0 l’eau, trois qualit\u00e9s qui en font la solution id\u00e9ale pour fermer et sceller une bouteille de vin.<\/p>\n

Son origine remonte \u00e0 la mi-s. XVIII et son utilisation se r\u00e9pandit rapidement, gr\u00e2ce \u00e0 Dom P\u00e9rignon, un moine n\u00e9 dans l’ancienne province de Champagne (France). Le moine se rendit compte que le bouchon s’adapte parfaitement au goulot de la bouteille et, plus important, il emp\u00eache le dioxyde de carbone (produit par une seconde fermentation en bouteille) de lancer le bouchon en l’air, quand il se dilate ou se contracte en raison de changements de temp\u00e9rature.<\/p>\n

Les conditions climatiques ext\u00e9rieures ont une certaine influence dans l’\u00e9tat du bouchon: le manque d’humidit\u00e9 s\u00e8che le li\u00e8ge et provoque des pores qui risquent d’oxydation et le d\u00e9labrement plus rapide du vin. Inversement, trop d’humidit\u00e9 peut produire moule sur le dessus du bouchon.<\/p>\n

M\u00eame ainsi, le li\u00e8ge est encore le mat\u00e9riau id\u00e9al, en particulier pour les vins destin\u00e9s \u00e0 vieillir dans la cave. Ces vins ont vielli pendant une longue p\u00e9riode et ont besoin d’un peu de repos en bouteille, pour terminer l’assemblage de tous ses \u00e9l\u00e9ments et parvenir \u00e0 un meilleur \u00e9quilibre. Dans ce cas, le bouchon est essentielle car il fait la micro oxyg\u00e9nation possible, en aidant ainsi le vin \u00e1 \u00e9voluer doucement et de fa\u00e7on plus ou moins control\u00e9e.<\/p>\n

Donc, pour une bouteille de vin, le li\u00e8ge est devenu le compagnon id\u00e9al, mais il a aussi ses inconv\u00e9nients, comme la contamination par le TCA (trichloro), un risque possible si le bouchon n’est pas de bonne qualit\u00e9.<\/p>\n

Actuellement, la tendance est de remplacer les bouchons de li\u00e8ge par d’autres mat\u00e9riaux dans les vins jeunes, comme le silicium et le bouchon \u00e0 vis, avec de bons r\u00e9sultats jusqu’\u00e0 pr\u00e9sent. Mais quand il s’agit de grands vins, avec de nombreux mois de vieillissement, le bouchon r\u00e8gne toujours au sommet.<\/p>\n","protected":false},"excerpt":{"rendered":"

De l’\u00e9corce du ch\u00eane-li\u00e8ge (Quercus suber), vient le li\u00e8ge, un mat\u00e9riau l\u00e9ger, poreux et imperm\u00e9able \u00e0 l’eau, trois qualit\u00e9s qui en font la solution id\u00e9ale pour fermer et sceller une bouteille de vin. Son origine remonte \u00e0 la mi-s. XVIII et son utilisation se r\u00e9pandit rapidement, gr\u00e2ce \u00e0 Dom P\u00e9rignon, […]<\/p>\n","protected":false},"author":3,"featured_media":14653,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[350],"tags":[430],"class_list":["post-14652","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-saviez-vous","tag-elaboration-du-vin"],"yoast_head":"\nL'importance du li\u00e8ge dans le secteur viticole | Blog INVINIC<\/title>\n<meta name=\"description\" content=\"De l'\u00e9corce du ch\u00eane-li\u00e8ge (Quercus suber), vient le li\u00e8ge, un mat\u00e9riau l\u00e9ger, poreux et imperm\u00e9able \u00e0 l'eau, trois qualit\u00e9s qui en font la solution\" \/>\n<meta name=\"robots\" content=\"index, follow, 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