{"id":8893,"date":"2014-06-05T09:00:31","date_gmt":"2014-06-05T14:00:31","guid":{"rendered":"https:\/\/www.insta-pro.com\/2014\/06\/05\/mais-ogm-pour-lethanol-les-plans-pour-lentree-des-matieres-premieres-plus-importants-que-jamais\/"},"modified":"2017-03-30T14:38:07","modified_gmt":"2017-03-30T19:38:07","slug":"mais-ogm-pour-lethanol-les-plans-pour-lentree-des-matieres-premieres-plus-importants-que-jamais","status":"publish","type":"post","link":"https:\/\/instapro.spinuhost.com\/fr\/blog\/nutrition-et-technologies\/mais-ogm-pour-lethanol-les-plans-pour-lentree-des-matieres-premieres-plus-importants-que-jamais\/","title":{"rendered":"Ma\u00efs OGM pour l\u2019\u00e9thanol\u00a0: les plans pour l\u2019entr\u00e9e des mati\u00e8res premi\u00e8res plus importants que jamais"},"content":{"rendered":"<p>Syngenta a mis au point une vari\u00e9t\u00e9 de ma\u00efs OGM appel\u00e9e <a href=\"http:\/\/www.syngenta.com\/country\/us\/en\/agriculture\/seeds\/corn\/enogen\/Pages\/enogen-home.aspx\">Enogen<\/a>, qui est con\u00e7ue pour l\u2019industrie du carburant \u00e9thanol.\u00a0 L\u2019Enogen est g\u00e9n\u00e9tiquement modifi\u00e9 pour produire <a href=\"http:\/\/www.nytimes.com\/2011\/02\/12\/business\/12corn.html?_r=0\">sa propre enzyme r\u00e9sistant \u00e0 la chaleur<\/a> pour aider \u00e0 d\u00e9composer l\u2019amidon du ma\u00efs, une premi\u00e8re \u00e9tape importante dans la production d\u2019\u00e9thanol.\u00a0 Le ma\u00efs est habituellement m\u00e9lang\u00e9 avec cette enzyme sous forme d\u2019un liquide \u00e0 acheter, au cours de la production d\u2019\u00e9thanol\u00a0; maintenant, ce n\u2019est plus n\u00e9cessaire.<\/p>\n<p>Le ma\u00efs qui poss\u00e8de d\u00e9j\u00e0 des teneurs \u00e9lev\u00e9es en enzymes stables \u00e0 la chaleur pour dig\u00e9rer l\u2019amidon est peut-\u00eatre appr\u00e9ciable pour l\u2019\u00e9thanol, mais pose un probl\u00e8me cons\u00e9quent pour les industries de l\u2019alimentation humaine et animale.\u00a0 La mouture du ma\u00efs pour l\u2019alimentation serait tr\u00e8s difficile, voire impossible\u00a0: l\u2019amidon qui est d\u00e9j\u00e0 d\u00e9grad\u00e9 aboutirait \u00e0 \u00ab\u00a0<a href=\"http:\/\/www.non-gmoreport.com\/articles\/october2013\/ethanol-gm-corn-disaster.php\">des copeaux de ma\u00efs friables, des c\u00e9r\u00e9ales molles et du pain de ma\u00efs<\/a>\u00a0\u00bb.<\/p>\n<p>L\u2019amidon est \u00e9galement un liant important dans les <a href=\"https:\/\/www.insta-pro.com\/products-services\/extruders\/test-medium-shear-extruder\/medium-shear-extruder.html\">produits extrud\u00e9s mis en forme<\/a>, comme les aliments pour animaux de compagnie et pour poissons.\u00a0 En outre, le ma\u00efs facilement dig\u00e9rable est probl\u00e9matique pour les ruminants, tels que les animaux producteurs de lait.\u00a0 Les vaches laiti\u00e8res sont souvent nourries avec du ma\u00efs d\u2019ensilage, des flocons de ma\u00efs obtenus par vapeur, ou du ma\u00efs broy\u00e9, et elles peuvent facilement souffrir d\u2019une affection appel\u00e9e <a href=\"https:\/\/extension.usu.edu\/files\/publications\/newsletter\/pub__5621800.html\">acidose<\/a>, ou plus grave, d\u2019une <a href=\"http:\/\/www.omafra.gov.on.ca\/english\/livestock\/dairy\/facts\/03-031.htm\">acidose ruminale subaigu\u00eb<\/a>.\u00a0 L\u2019acidose se produit lorsque <a href=\"http:\/\/en.wikipedia.org\/wiki\/Rumen#Digestion\">la fermentation dans le rumen<\/a> aboutit \u00e0 un pH anormalement faible, et elle est g\u00e9n\u00e9ralement due \u00e0 une surconsommation de c\u00e9r\u00e9ales.\u00a0 Du ma\u00efs contenant une enzyme d\u00e9gradant l\u2019amidon entra\u00eenerait une fermentation plus importante, abaissant davantage le pH dans le rumen et augmentant le risque d\u2019acidose.<\/p>\n<p>C\u2019est un fait, <a href=\"http:\/\/www.non-gmoreport.com\/articles\/october2013\/ethanol-gm-corn-disaster.php\">des mesures sont mises en place<\/a> pour s\u00e9parer l\u2019Enogen des autres types de ma\u00efs.\u00a0 Toutefois, si l\u2019on s\u2019en r\u00e9f\u00e8re aux \u00e9v\u00e9nements pass\u00e9s, des difficult\u00e9s sont \u00e0 pr\u00e9voir.\u00a0 Le ma\u00efs OGM StarLink n\u2019a pas \u00e9t\u00e9 approuv\u00e9 pour la consommation humaine, mais malgr\u00e9 tout <a href=\"http:\/\/en.wikipedia.org\/wiki\/Starlink_corn_recall\">retrouv\u00e9 dans plus de 300 produits alimentaires<\/a>.\u00a0 De m\u00eame, du riz OGM Liberty Link <a href=\"http:\/\/money.cnn.com\/magazines\/fortune\/fortune_archive\/2007\/07\/09\/100122123\/\">a \u00e9t\u00e9 trouv\u00e9 dans des produits alimentaires<\/a> sans que ce soit intentionnel.<\/p>\n<p>Alors, que peut-on faire\u00a0?\u00a0 Si vous n\u2019en avez pas d\u00e9j\u00e0 un, il est temps de mettre en place un plan d\u2019entr\u00e9e des mati\u00e8res premi\u00e8res.\u00a0 Cela devrait \u00eatre sp\u00e9cifique \u00e0 votre exploitation, mais devrait consister en un plan \u00e9crit d\u00e9taillant comment g\u00e9rer chaque ingr\u00e9dient et chaque lot de mati\u00e8re que vous recevez.\u00a0 Dans le cas de l\u2019Enogen, Syngenta a d\u00e9velopp\u00e9 des kits de test qui peuvent \u00eatre utilis\u00e9s pour v\u00e9rifier la pr\u00e9sence \u00e9ventuelle de leur enzyme sp\u00e9cifique pour l\u2019amidon.\u00a0 L\u2019importance de tels \u00e9chantillonnages et tests deviendrait \u00e9vidente si un nouveau lot de ma\u00efs vous emp\u00eachait soudainement de r\u00e9aliser tout produit commercialisable, ou entra\u00eenait la mort de vaches laiti\u00e8res des suites d\u2019une acidose aigu\u00eb.<\/p>\n<p>Alors que de plus en plus de variations concernant les ingr\u00e9dients \u00ab\u00a0de base\u00a0\u00bb apparaissent sur le march\u00e9, prenez d\u00e8s maintenant des mesures pour prot\u00e9ger votre exploitation en mettant en place un plan pour les entr\u00e9es de mati\u00e8res premi\u00e8res.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Syngenta a mis au point une vari\u00e9t\u00e9 de ma\u00efs OGM appel\u00e9e Enogen, qui est con\u00e7ue pour l\u2019industrie du carburant \u00e9thanol.\u00a0 L\u2019Enogen est g\u00e9n\u00e9tiquement modifi\u00e9 pour produire sa propre enzyme r\u00e9sistant \u00e0 la chaleur pour aider \u00e0 d\u00e9composer l\u2019amidon du ma\u00efs, une premi\u00e8re \u00e9tape importante dans la production d\u2019\u00e9thanol.\u00a0 Le ma\u00efs est habituellement m\u00e9lang\u00e9 avec cette [&hellip;]<\/p>\n","protected":false},"author":13,"featured_media":11096,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[7181],"tags":[750,748,751,585],"class_list":["post-8893","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nutrition-et-technologies","tag-ethanol-fr","tag-commodity-ingredients-fr","tag-gmo-fr","tag-produits-enrichis-fr-3"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.2 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Ma\u00efs OGM pour l\u2019\u00e9thanol\u00a0: les plans pour l\u2019entr\u00e9e des mati\u00e8res premi\u00e8res plus importants que jamais<\/title>\n<meta name=\"description\" content=\"Syngenta a mis au point une vari\u00e9t\u00e9 de ma\u00efs OGM appel\u00e9e Enogen, qui est con\u00e7ue pour l\u2019industrie du 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L\u2019Enogen est g\u00e9n\u00e9tiquement modifi\u00e9 pour produire sa propre enzyme r\u00e9sistant \u00e0 la chaleur pour aider \u00e0 d\u00e9composer l\u2019amidon du ma\u00efs, une premi\u00e8re \u00e9tape importante dans la production d\u2019\u00e9thanol.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/instapro.spinuhost.com\/fr\/blog\/nutrition-et-technologies\/mais-ogm-pour-lethanol-les-plans-pour-lentree-des-matieres-premieres-plus-importants-que-jamais\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ma\u00efs OGM pour l\u2019\u00e9thanol\u00a0: les plans pour l\u2019entr\u00e9e des mati\u00e8res premi\u00e8res plus importants que jamais\" \/>\n<meta property=\"og:description\" content=\"Syngenta a mis au point une vari\u00e9t\u00e9 de ma\u00efs OGM appel\u00e9e Enogen, qui est con\u00e7ue pour l\u2019industrie du carburant \u00e9thanol. 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