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{"id":990,"date":"2025-08-28T16:11:59","date_gmt":"2025-08-28T15:11:59","guid":{"rendered":"https:\/\/grece-tchad.com\/?p=990"},"modified":"2025-08-28T16:14:16","modified_gmt":"2025-08-28T15:14:16","slug":"incidences-de-la-variabilite-pluviometrique-sur-le-rendement-du-mil-penicilaire-dans-la-plaine-dati-centre-du-tchad","status":"publish","type":"post","link":"https:\/\/grece-tchad.com\/?p=990","title":{"rendered":"INCIDENCES DE LA VARIABILIT\u00c9 PLUVIOM\u00c9TRIQUE SUR LE RENDEMENT DU MIL PENICILAIRE DANS LA PLAINE D\u2019ATI (CENTRE DU TCHAD)"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"990\" class=\"elementor elementor-990\">\n\t\t\t\t<div class=\"elementor-element elementor-element-664c6c5 e-flex e-con-boxed e-con e-parent\" data-id=\"664c6c5\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c8ff6de elementor-widget elementor-widget-text-editor\" data-id=\"c8ff6de\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"text-align: center;\"><strong>Mahamat Brahim NOURADINE<\/strong><\/p><p style=\"text-align: center;\"><em>Universit\u00e9 des Sciences et de Technologie d\u2019Ati, D\u00e9partement d\u2019Am\u00e9nagement du Territoire<\/em><\/p><p style=\"text-align: center;\"><em>Courriel\u00a0:<\/em> <a href=\"mailto:mahamatbrahim66@yahoo.com\"><em>mahamatbrahim66@yahoo.com<\/em><\/a><\/p><h4><strong>R\u00e9sum\u00e9<\/strong><\/h4><p>L\u2019agriculture occupe une place pr\u00e9pond\u00e9rante dans la vie \u00e9conomique de la population de la plaine d\u2019Ati, situ\u00e9e dans la province du Batha, au centre du Tchad. Cette activit\u00e9 entretient une \u00e9troite d\u00e9pendance vis-\u00e0-vis du climat, soumis de plus en plus, \u00e0 des changements ces derniers temps. Le pr\u00e9sent travail, vise \u00e0 examiner les incidences de la variabilit\u00e9 des pluies sur le rendement du mil dans la plaine d\u2019Ati. L\u2019analyse prend appui sur les donn\u00e9es pluviom\u00e9triques produites par l\u2019Agence Nationale de la M\u00e9t\u00e9orologie, les statistiques agricoles provenant de la Direction des Statistiques Agricoles de la p\u00e9riode 2000-2020 et les donn\u00e9es d\u00e9mographiques issues du Recensement G\u00e9n\u00e9ral de la Population et de l\u2019Habitat organis\u00e9 en 2009 par l\u2019INSEED. Un \u00e9chantillon de 143 m\u00e9nages r\u00e9partis dans 03 villages a \u00e9t\u00e9 enqu\u00eat\u00e9. La technique d\u2019\u00e9chantillonnage al\u00e9atoire syst\u00e9matique aux pas de trois (03) a \u00e9t\u00e9 retenue pour la s\u00e9lection des m\u00e9nages et l\u2019op\u00e9rationnalisation de l\u2019enqu\u00eate. Les r\u00e9sultats r\u00e9v\u00e8lent une concentration de la pluviom\u00e9trie entre juillet-ao\u00fbt (71%). L\u2019indice de Nicholson calcul\u00e9, donne 12 ann\u00e9es s\u00e8ches et 09 autres humides, avec une tendance pluviom\u00e9trique \u00e0 la hausse, comme l\u2019indique le coefficient de r\u00e9gression (a). Ces comportements des pluies ont influenc\u00e9 n\u00e9gativement le rendement du mil, comme le signifient la droite de tendance et le coefficient de r\u00e9gression. Conclusions confirm\u00e9es par 76% des enqu\u00eat\u00e9s. Le r\u00e9ajustement des calendriers culturaux, l\u2019utilisation des vari\u00e9t\u00e9s pr\u00e9coces, sont entre autres\u00a0; les strat\u00e9gies d\u2019adaptation d\u00e9velopp\u00e9es, respectivement par 79% et 64% des paysans, afin de transcender la situation.\u00a0<\/p><p><strong>Mots-cl\u00e9s<\/strong> : <em>Variabilit\u00e9 pluviom\u00e9trique, incidence, rendement du mil, plaine d\u2019Ati, Batha<\/em><\/p><p><a href=\"https:\/\/grece-tchad.com\/wp-content\/uploads\/2025\/08\/21-RIG245.pdf\" target=\"_blank\" rel=\"noopener\">T\u00e9l\u00e9charger l&rsquo;article<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Mahamat Brahim NOURADINE Universit\u00e9 des Sciences et de Technologie d\u2019Ati, D\u00e9partement d\u2019Am\u00e9nagement du Territoire Courriel\u00a0: mahamatbrahim66@yahoo.com R\u00e9sum\u00e9 L\u2019agriculture occupe une place pr\u00e9pond\u00e9rante dans la vie \u00e9conomique de la population de la plaine d\u2019Ati, situ\u00e9e dans la province du Batha, au centre du Tchad. Cette activit\u00e9 entretient une \u00e9troite d\u00e9pendance vis-\u00e0-vis du climat, soumis de plus [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-990","post","type-post","status-publish","format-standard","hentry","category-vol-1-n2"],"_links":{"self":[{"href":"https:\/\/grece-tchad.com\/index.php?rest_route=\/wp\/v2\/posts\/990","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/grece-tchad.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/grece-tchad.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/grece-tchad.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/grece-tchad.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=990"}],"version-history":[{"count":4,"href":"https:\/\/grece-tchad.com\/index.php?rest_route=\/wp\/v2\/posts\/990\/revisions"}],"predecessor-version":[{"id":994,"href":"https:\/\/grece-tchad.com\/index.php?rest_route=\/wp\/v2\/posts\/990\/revisions\/994"}],"wp:attachment":[{"href":"https:\/\/grece-tchad.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=990"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/grece-tchad.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=990"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/grece-tchad.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=990"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}