{"id":17681,"date":"2026-06-20T12:58:36","date_gmt":"2026-06-20T12:58:36","guid":{"rendered":"https:\/\/dev.iita.org\/news-item\/it-is-not-only-about-how-many-improved-crop-varieties-we-have-developed\/"},"modified":"2026-06-29T17:03:08","modified_gmt":"2026-06-29T17:03:08","slug":"it-is-not-only-about-how-many-improved-crop-varieties-we-have-developed","status":"publish","type":"news-item","link":"https:\/\/iita.org\/fr\/news-item\/it-is-not-only-about-how-many-improved-crop-varieties-we-have-developed\/","title":{"rendered":"Il ne s'agit pas seulement du nombre de vari\u00e9t\u00e9s de cultures am\u00e9lior\u00e9es que nous avons d\u00e9velopp\u00e9es..."},"content":{"rendered":"Il ne fait aucun doute que l'IITA a contribu\u00e9 \u00e0 l'am\u00e9lioration et \u00e0 la diffusion ult\u00e9rieure de diverses vari\u00e9t\u00e9s de cultures am\u00e9lior\u00e9es \u00e0 travers l'Afrique subsaharienne. Cependant, l'accent mis par l'Institut, en particulier en ce qui concerne sa strat\u00e9gie biotechnologique et sa strat\u00e9gie d'am\u00e9lioration des cultures, se d\u00e9place d\u00e9sormais avec une attention minutieuse sur l'impact qu'ont eu les vari\u00e9t\u00e9s am\u00e9lior\u00e9es d\u00e9j\u00e0 diffus\u00e9es et sur ce que les prochaines le seront permettront d'accomplir.\n\nLa biotechnologie et l'am\u00e9lioration g\u00e9n\u00e9tique sont comme les deux faces d'une m\u00eame pi\u00e8ce \u00e0 travers laquelle l'IITA vise \u00e0 offrir aux petits agriculteurs des vari\u00e9t\u00e9s de cultures am\u00e9lior\u00e9es qui sont bien plac\u00e9es pour faire face \u00e0 divers stress biotiques et abiotiques. Au cours de la session th\u00e9matique sur la biotechnologie et l'am\u00e9lioration g\u00e9n\u00e9tique, Robert Asiedu, directeur pour l'Afrique de l'Ouest, a offert un aper\u00e7u de\u00a0orientation strat\u00e9gique<\/a>\u00a0de l'Institut sur ce sujet qu'il dirige. Dans sa pr\u00e9sentation d'introduction pour la session, il a donn\u00e9 un aper\u00e7u de certains des efforts en cours de l'\u00e9quipe de recherche en am\u00e9lioration des cultures et en biotechnologie \u00e0 l'IITA.\n
\n\n\"Robert<\/a>\n

Robert Asiedu pr\u00e9sente la strat\u00e9gie de biotechnologie et d'am\u00e9lioration g\u00e9n\u00e9tique de l'IITA.<\/p>\n\n<\/div>\nCertains des travaux impressionnants men\u00e9s par l'\u00e9quipe et mis en avant lors de la session comprenaient : le syst\u00e8me de gestion des donn\u00e9es et des informations de la banque de g\u00e8nes ; les progr\u00e8s dans le ph\u00e9notypage de pointe pour la tol\u00e9rance \u00e0 la s\u00e9cheresse et\u00a0Striga<\/em>\u00a0g\u00e9notypes de ma\u00efs r\u00e9sistants pour la tol\u00e9rance au stress hydrique et thermique ; r\u00e9g\u00e9n\u00e9ration et transformation g\u00e9n\u00e9tique de l'igname ; am\u00e9lioration g\u00e9n\u00e9tique et g\u00e9n\u00e9tique du bananier ; et am\u00e9lioration de la provitamine A dans l'am\u00e9lioration du manioc \u00e0 l'aide de nouveaux outils.","protected":false},"excerpt":{"rendered":"

There is in no doubt that IITA has been involved in the improvement and subsequent release of various improved crop varieties across sub-Saharan Africa.<\/p>","protected":false},"featured_media":17682,"template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"tags":[2379],"science-area":[],"program":[],"location":[32],"news-type":[],"hub":[61],"crop":[],"impact-areas":[],"item-year":[194],"class_list":["post-17681","news-item","type-news-item","status-publish","has-post-thumbnail","hentry","tag-biotechnologybulletin-no-2304genetic-improvement","location-nigeria","hub-western-africa","item-year-194"],"yoast_head":"\nIt is not only about how many improved crop varieties we have developed\u2026 - IITA<\/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:\/\/iita.org\/fr\/news-item\/it-is-not-only-about-how-many-improved-crop-varieties-we-have-developed\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"It is not only about how many improved crop varieties we have developed\u2026 - IITA\" \/>\n<meta property=\"og:description\" content=\"There is in no doubt that IITA has been involved in the improvement and subsequent release of various improved crop varieties across sub-Saharan Africa.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/iita.org\/fr\/news-item\/it-is-not-only-about-how-many-improved-crop-varieties-we-have-developed\/\" \/>\n<meta property=\"og:site_name\" content=\"IITA\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/IITA.CGIAR\" \/>\n<meta property=\"article:modified_time\" content=\"2026-06-29T17:03:08+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/iita.org\/wp-content\/uploads\/2026\/06\/DSC0670_1024_o.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1024\" \/>\n\t<meta property=\"og:image:height\" content=\"642\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:site\" content=\"@IITA_CGIAR\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/iita.org\\\/news-item\\\/it-is-not-only-about-how-many-improved-crop-varieties-we-have-developed\\\/\",\"url\":\"https:\\\/\\\/iita.org\\\/news-item\\\/it-is-not-only-about-how-many-improved-crop-varieties-we-have-developed\\\/\",\"name\":\"It is not only about how many improved crop varieties we have developed\u2026 - 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