{"id":2391,"date":"2025-07-23T21:54:11","date_gmt":"2025-07-23T21:54:11","guid":{"rendered":"https:\/\/voxsahel.com\/?p=2391"},"modified":"2025-07-23T21:54:11","modified_gmt":"2025-07-23T21:54:11","slug":"recherche-agricole-et-nutrition-zakaridja-sawadogo-valorise-les-especes-locales-de-corchoruspour-renforcer-la-securite-alimentaire","status":"publish","type":"post","link":"https:\/\/voxsahel.com\/?p=2391","title":{"rendered":"Recherche agricole et nutrition : Zakaridja Sawadogo valorise les esp\u00e8ces locales de corchoruspour renforcer la s\u00e9curit\u00e9 alimentaire"},"content":{"rendered":"<p class=\"p1\">Zakaridja Sawadogo a soutenu, le mercredi 23 juillet 2024 \u00e0 l\u2019Universit\u00e9 Joseph Ki-Zerbo, une th\u00e8se de doctorat unique en g\u00e9n\u00e9tique et am\u00e9lioration des plantes. Le th\u00e8me de ses travaux, \u00ab Diversit\u00e9 g\u00e9n\u00e9tique et connaissance endog\u00e8ne des esp\u00e8ces du genre Corchorus au Burkina Faso \u00bb, a suscit\u00e9 l\u2019int\u00e9r\u00eat pour sa port\u00e9e \u00e0 la fois scientifique et soci\u00e9tale. Le jury lui a d\u00e9cern\u00e9 la mention tr\u00e8s honorable, saluant une recherche rigoureuse, bien ancr\u00e9e dans les enjeux nutritionnels du pays.<\/p>\n<figure id=\"attachment_2392\" aria-describedby=\"caption-attachment-2392\" style=\"width: 640px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-2392\" src=\"https:\/\/voxsahel.com\/wp-content\/uploads\/2025\/07\/aed97028-b82f-4516-b35c-ad551145a76d-1024x678.jpeg\" alt=\"\" width=\"640\" height=\"424\" srcset=\"https:\/\/voxsahel.com\/wp-content\/uploads\/2025\/07\/aed97028-b82f-4516-b35c-ad551145a76d-1024x678.jpeg 1024w, https:\/\/voxsahel.com\/wp-content\/uploads\/2025\/07\/aed97028-b82f-4516-b35c-ad551145a76d-300x199.jpeg 300w, https:\/\/voxsahel.com\/wp-content\/uploads\/2025\/07\/aed97028-b82f-4516-b35c-ad551145a76d-768x508.jpeg 768w, https:\/\/voxsahel.com\/wp-content\/uploads\/2025\/07\/aed97028-b82f-4516-b35c-ad551145a76d-610x404.jpeg 610w, https:\/\/voxsahel.com\/wp-content\/uploads\/2025\/07\/aed97028-b82f-4516-b35c-ad551145a76d.jpeg 1080w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><figcaption id=\"caption-attachment-2392\" class=\"wp-caption-text\">Zakaridja Sawadogo est d\u00e9sormais docteur<\/figcaption><\/figure>\n<p class=\"p1\">Dans un amphith\u00e9\u00e2tre \u00a0de l\u2019Universit\u00e9 Joseph Ki-Zerbo, l\u2019\u00e9motion \u00e9tait palpable ce 23 juillet. Famille, coll\u00e8gues, encadreurs, \u00e9tudiants et curieux sont venus nombreux assister \u00e0 la soutenance d\u2019un travail de recherche qui remet au go\u00fbt du jour une plante traditionnelle tomb\u00e9e dans l\u2019oubli. Une plante que beaucoup consomment sans toujours en conna\u00eetre les richesses ni le potentiel.<\/p>\n<p class=\"p1\"><span class=\"s1\">Localement connue sous le nom de Boulvanca en moor\u00e9 et souvent d\u00e9sign\u00e9e en fran\u00e7ais comme \u00ab carotte potag\u00e8re \u00bb, la plante Corchorus, aux feuilles mucilagineuses tr\u00e8s utilis\u00e9es en cuisine, a \u00e9t\u00e9 au c\u0153ur de cette \u00e9tude. Le doctorant Zakaridja Sawadogo a explor\u00e9 quatre esp\u00e8ces principales : olitorius, capsularis, aestuans et trilocularis. Seule la premi\u00e8re est v\u00e9ritablement valoris\u00e9e par les populations. <\/span><\/p>\n<p class=\"p1\"><span class=\"s2\">\u00ab Nous avons d\u00e9montr\u00e9 que d\u2019autres esp\u00e8ces, souvent n\u00e9glig\u00e9es, sont pourtant tr\u00e8s riches en \u00e9l\u00e9ments nutritifs, notamment en sels min\u00e9raux <\/span><span class=\"s1\">\u00bb, a soulign\u00e9 ZakaridjaSawadogo.<\/span><\/p>\n<figure id=\"attachment_2393\" aria-describedby=\"caption-attachment-2393\" style=\"width: 640px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-2393\" src=\"https:\/\/voxsahel.com\/wp-content\/uploads\/2025\/07\/6dc12031-86d5-47b5-aa52-e64dcdc9b5a4-678x1024.jpeg\" alt=\"Le pr\u00e9sident du jury Mahamadou Sawadogo a f\u00e9licit\u00e9 le docteur pour la qualit\u00e9 de son travail\" width=\"640\" height=\"967\" srcset=\"https:\/\/voxsahel.com\/wp-content\/uploads\/2025\/07\/6dc12031-86d5-47b5-aa52-e64dcdc9b5a4-678x1024.jpeg 678w, https:\/\/voxsahel.com\/wp-content\/uploads\/2025\/07\/6dc12031-86d5-47b5-aa52-e64dcdc9b5a4-199x300.jpeg 199w, https:\/\/voxsahel.com\/wp-content\/uploads\/2025\/07\/6dc12031-86d5-47b5-aa52-e64dcdc9b5a4-610x921.jpeg 610w, https:\/\/voxsahel.com\/wp-content\/uploads\/2025\/07\/6dc12031-86d5-47b5-aa52-e64dcdc9b5a4.jpeg 715w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><figcaption id=\"caption-attachment-2393\" class=\"wp-caption-text\">Le pr\u00e9sident du jury Mahamadou Sawadogo a f\u00e9licit\u00e9 le docteur pour la qualit\u00e9 de son travail<\/figcaption><\/figure>\n<p class=\"p1\"><span class=\"s1\">D\u2019apr\u00e8s lui, une meilleure valorisation de ces esp\u00e8ces pourrait significativement contribuer \u00e0 renforcer la s\u00e9curit\u00e9 nutritionnelle, particuli\u00e8rement en milieu urbain, o\u00f9 l\u2019alimentation est souvent domin\u00e9e par les produits transform\u00e9s. Pour mener \u00e0 bien ses recherches, pr\u00e8s de 200 \u00e9chantillons ont \u00e9t\u00e9 collect\u00e9s \u00e0 travers le Burkina Faso. <\/span><\/p>\n<p class=\"p1\"><span class=\"s1\">Toutefois, en raison de contraintes logistiques et de la dur\u00e9e r\u00e9glementaire de trois ans pour la th\u00e8se, seuls 100 \u00e9chantillons ont pu \u00eatre analys\u00e9s, comme l\u2019a pr\u00e9cis\u00e9 la directrice de th\u00e8se, Pr Kando Pauline Bationo. Ces derniers ont \u00e9t\u00e9 multipli\u00e9s sur le terrain et suivis \u00e0 trois reprises, totalisant ainsi 300 parcelles exp\u00e9rimentales. Elle a \u00e9galement mentionn\u00e9 que les analyses biochimiques, co\u00fbteuses, ont \u00e9t\u00e9 concentr\u00e9es sur les quatre esp\u00e8ces les plus repr\u00e9sentatives. <\/span><\/p>\n<p class=\"p1\"><span class=\"s2\">\u00ab Si nous avions dispos\u00e9 de plus de temps et de ressources, nous aurions pu \u00e9tendre les analyses \u00e0 tous les \u00e9chantillons <\/span><span class=\"s1\">\u00bb, a-t-elle regrett\u00e9, tout en se disant satisfaite des r\u00e9sultats. La soutenance, qui a dur\u00e9 quatre heures, a permis au candidat de pr\u00e9senter ses travaux en profondeur et de discuter avec les membres du jury des perspectives de vulgarisation et de valorisation de ces esp\u00e8ces locales. <\/span><\/p>\n<p class=\"p1\"><span class=\"s1\">Le Professeur Mahamadou Sawadogo, pr\u00e9sident du jury, a salu\u00e9 le s\u00e9rieux du travail pr\u00e9sent\u00e9. <\/span><span class=\"s2\">\u00ab L\u2019imp\u00e9trant a r\u00e9pondu de mani\u00e8re satisfaisante \u00e0 toutes les questions pos\u00e9es. Son travail apporte une contribution importante \u00e0 la valorisation des ressources locales pour l\u2019autosuffisance nutritionnelle<\/span><span class=\"s1\"> \u00bb, a-t-il d\u00e9clar\u00e9.<\/span><\/p>\n<figure id=\"attachment_2394\" aria-describedby=\"caption-attachment-2394\" style=\"width: 640px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-2394\" src=\"https:\/\/voxsahel.com\/wp-content\/uploads\/2025\/07\/0545d5fc-308b-413c-9f6d-09684e3333cc-678x1024.jpeg\" alt=\"Pr Kando Pauline Bationo,directrice de th\u00e8se de ZakaridjaSawadogo\" width=\"640\" height=\"967\" srcset=\"https:\/\/voxsahel.com\/wp-content\/uploads\/2025\/07\/0545d5fc-308b-413c-9f6d-09684e3333cc-678x1024.jpeg 678w, https:\/\/voxsahel.com\/wp-content\/uploads\/2025\/07\/0545d5fc-308b-413c-9f6d-09684e3333cc-199x300.jpeg 199w, https:\/\/voxsahel.com\/wp-content\/uploads\/2025\/07\/0545d5fc-308b-413c-9f6d-09684e3333cc-610x921.jpeg 610w, https:\/\/voxsahel.com\/wp-content\/uploads\/2025\/07\/0545d5fc-308b-413c-9f6d-09684e3333cc.jpeg 715w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><figcaption id=\"caption-attachment-2394\" class=\"wp-caption-text\">Pr Kando Pauline Bationo,directrice de th\u00e8se de ZakaridjaSawadogo<\/figcaption><\/figure>\n<p class=\"p1\"><span class=\"s1\">Le nouveau docteur souhaite voir ses r\u00e9sultats largement diffus\u00e9s, tant aupr\u00e8s des d\u00e9cideurs que du grand public. Il esp\u00e8re contribuer \u00e0 changer le regard port\u00e9 sur les esp\u00e8ces locales sous-exploit\u00e9es. \u00ab <\/span><span class=\"s2\">Plus ces esp\u00e8ces seront cultiv\u00e9es, plus elles perdront leur caract\u00e8re sauvage et seront accept\u00e9es par les m\u00e9nag\u00e8res et les march\u00e9s<\/span><span class=\"s1\">\u00bb, a expliqu\u00e9 sa directrice de th\u00e8se.<\/span><\/p>\n<p class=\"p1\"><span class=\"s1\"> Dans un message adress\u00e9 aux jeunes chercheurs, Zakaridja Sawadogo a lanc\u00e9 un appel \u00e0 la pers\u00e9v\u00e9rance : \u00ab <\/span><span class=\"s2\">Ce n\u2019est pas toujours les meilleurs qui avancent, mais ceux qui tiennent bon. Il faut du courage, car la recherche n\u2019est pas facile, surtout avec les moyens financiers limit\u00e9s<\/span><span class=\"s1\">. \u00bb<br \/>\n<\/span>La soutenance a aussi b\u00e9n\u00e9fici\u00e9 de la participation \u00e0 distance de deux professeurs titulaires : le Pr Alexandre Dansi Anagonou de l\u2019Universit\u00e9 d\u2019Abomey-Calaviau B\u00e9nin et le Pr Harouna Issa Amadou de l\u2019Universit\u00e9 Abdou Moumouni du Niger. Tous deux ont activement pris part aux \u00e9changes en tant que membres du jury.<\/p>\n<p class=\"p1\"><span class=\"s1\">\u00a0<\/span>La distinction acad\u00e9mique obtenue par Zakaridja Sawadogone marque pas une fin, mais plut\u00f4t un point de d\u00e9part. Il appartient d\u00e9sormais aux chercheurs, aux d\u00e9cideurs politiques, aux agriculteurs et aux consommateurs de s\u2019approprier ces r\u00e9sultats pour qu\u2019ils sortent des laboratoires et s\u2019ancrent durablement dans les habitudes alimentaires burkinab\u00e8.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Zakaridja Sawadogo a soutenu, le mercredi 23 juillet 2024 \u00e0 l\u2019Universit\u00e9 Joseph Ki-Zerbo, une th\u00e8se<\/p>\n","protected":false},"author":2,"featured_media":2395,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[7],"tags":[18,847,120,212],"class_list":["post-2391","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sante","tag-burkina-faso","tag-nutrition","tag-sante","tag-sante-publique"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - 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