{"id":2074,"date":"2008-08-21T11:28:32","date_gmt":"2008-08-21T11:28:32","guid":{"rendered":"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/2008\/08\/21\/ethanol-la-pata\/"},"modified":"2012-07-12T10:53:08","modified_gmt":"2012-07-12T10:53:08","slug":"ethanol-la-pata","status":"publish","type":"post","link":"https:\/\/blogs.thesocialmedia.com\/leblogenergie\/2008\/08\/21\/ethanol-la-pata\/","title":{"rendered":"Ethanol: la patate douce pourrait avantageusement remplacer le ma\u00efs dans les Etats du Sud am\u00e9ricains"},"content":{"rendered":"<p>&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; <strong><span style=\"font-size: 1.4em\">L<\/span><\/strong>e Service de Recherches de l&rsquo;Agriculture am\u00e9ricain a men\u00e9 des essais en vraie grandeur de culture simultan\u00e9e de ma\u00efs, de manioc (cassave) et de patate douce dans les Etats de L&rsquo;Alabama et du Maryland. Les r\u00e9sultats des r\u00e9coltes exprim\u00e9es en carbohydrates \u00e0 l&rsquo;hectare sont sans appel: les rendements de patate douce surpassent et de loin ceux du ma\u00efs. La patate douce pr\u00e9sente un int\u00e9r\u00eat suppl\u00e9mentaire, elle contient des sucres pour environ 30% qui produisent plus d&rsquo;\u00e9thanol que l&rsquo;amidon. Un calcul partant des r\u00e9coltes \u00e0 l&rsquo;hectare pour \u00e9valuer le rendement en \u00e9thanol final conduit donc \u00e0 des r\u00e9sultats tr\u00e8s favorables \u00e0 la patate douce dans les deux Etats et acceptables pour le manioc en Alabama (FIG.). <\/p>\n<p>&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; Ces essais devront \u00eatre poursuivis pour pr\u00e9ciser les apports n\u00e9cessaires en eau, en engrais et fertilisants divers \u00e0 ces cultures. Un obstacle cependant \u00e0 un rapide d\u00e9veloppement r\u00e9side dans la n\u00e9cessaire m\u00e9canisation des techniques de plantage et de r\u00e9colte, afin de r\u00e9duire les probl\u00e8mes de main d&rsquo;oeuvre attach\u00e9s \u00e0 ces cultures. Ces r\u00e9sultats montrent cependant une fois de plus que bien des cultures peuvent constituer des alternatives au ma\u00efs.<a href=\"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/files\/2012\/07\/rendementethanol1.jpg\"><img loading=\"lazy\" decoding=\"async\" height=\"370\" alt=\"Rendementethanol\" src=\"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/files\/2012\/07\/rendementethanol.jpg\" width=\"467\"  \/><\/a><\/p>\n<p>Le 21 Ao\u00fbt 2008.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; Le Service de Recherches de l&rsquo;Agriculture am\u00e9ricain a men\u00e9 des essais en vraie grandeur de culture simultan\u00e9e de ma\u00efs, de manioc (cassave) et de patate douce dans les Etats de L&rsquo;Alabama et du Maryland. Les r\u00e9sultats des r\u00e9coltes exprim\u00e9es en carbohydrates \u00e0 l&rsquo;hectare sont sans appel: les [&hellip;]<\/p>\n","protected":false},"author":341,"featured_media":9899,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2074","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Ethanol: la patate douce pourrait avantageusement remplacer le ma\u00efs dans les Etats du Sud am\u00e9ricains - leblogenergie.com<\/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:\/\/blogs.thesocialmedia.com\/leblogenergie\/2008\/08\/21\/ethanol-la-pata\/\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Ethanol: la patate douce pourrait avantageusement remplacer le ma\u00efs dans les Etats du Sud am\u00e9ricains - leblogenergie.com\" \/>\n<meta name=\"twitter:description\" content=\"&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; Le Service de Recherches de l&rsquo;Agriculture am\u00e9ricain a men\u00e9 des essais en vraie grandeur de culture simultan\u00e9e de ma\u00efs, de manioc (cassave) et de patate douce dans les Etats de L&rsquo;Alabama et du Maryland. 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