{"id":945,"date":"2026-01-02T10:27:10","date_gmt":"2026-01-02T10:27:10","guid":{"rendered":"https:\/\/rebpasres.org\/?p=945"},"modified":"2026-04-22T10:54:08","modified_gmt":"2026-04-22T10:54:08","slug":"caracterisation-chimique-dun-biochar-de-residus-de-recolte-de-riz-destine-a-lamendement-des-sols-en-cote-divoire","status":"publish","type":"post","link":"https:\/\/rebpasres.org\/?p=945","title":{"rendered":"Caract\u00e9risation chimique d\u2019un biochar de r\u00e9sidus  de r\u00e9colte de riz destin\u00e9 \u00e0 l\u2019amendement des sols  en C\u00f4te d\u2019Ivoire"},"content":{"rendered":"<p>R\u00e9sum\u00e9 En adoptant le concept de l\u2019am\u00e9lioration de la cha\u00eene de valeurs de la riziculture, les d\u00e9chets agricoles de la riziculture<br \/>\npourraient \u00eatre transform\u00e9s en une forme d\u2019\u00e9nergie renouvelable par des m\u00e9thodes thermochimiques de traitement de la biomasse.<br \/>\nCette m\u00e9thode peut \u00eatre utilis\u00e9e pour la production de biochar. L\u2019utilisation du biochar a plusieurs applications importantes. Ces<br \/>\napplications comprennent l\u2019am\u00e9lioration du sol par l\u2019amendement en stimulant la production agricole en apportant des nutriments<br \/>\ndans le sol. Dans ce travail de recherche, un biochar a \u00e9t\u00e9 obtenu par un processus de pyrolyse lente de r\u00e9sidus agricole de la riziculture.<br \/>\nCette exp\u00e9rience a \u00e9t\u00e9 r\u00e9alis\u00e9e en utilisant un carbonisateur soumis \u00e0 une temp\u00e9rature de 500 \u00b0C. Le biochar obtenu apr\u00e8s<br \/>\npyrolyse de la paille de riz a fait l\u2019objet d\u2019une caract\u00e9risation chimique. Cette caract\u00e9risation chimique du biochar a \u00e9t\u00e9 faite \u00e0<br \/>\nl\u2019aide des m\u00e9thodes d\u2019analyse usuelles du laboratoire. Les r\u00e9sultats montrent que le biochar a une teneur de 26,03% en C, 50,37% en<br \/>\nmati\u00e8re organique, le rapport C\/N est de 46,48. Le biochar a une forte teneur en silice 16,78%. Le biochar est basique avec un pH qui<br \/>\nest \u00e9gal \u00e0 10,35. Cette \u00e9tude r\u00e9v\u00e8le que le biochar de paille de riz peut \u00eatre utilis\u00e9 pour l\u2019amendement des sols.<br \/>\n<strong>Mots cl\u00e9s : biochar, pyrolyse, paille de riz, basique, amendement<\/strong><\/p>\n<p><a href=\"https:\/\/rebpasres.org\/wp-content\/uploads\/2026\/04\/REB-PASRES-N\u00b0013_101_Bakayoko-S-et-al.pdf\">T\u00e9l\u00e9charger ici<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>R\u00e9sum\u00e9 En adoptant le concept de l\u2019am\u00e9lioration de la cha\u00eene de valeurs de la riziculture, les d\u00e9chets agricoles de la riziculture pourraient \u00eatre transform\u00e9s en une forme d\u2019\u00e9nergie renouvelable par des m\u00e9thodes thermochimiques de traitement de la biomasse. Cette m\u00e9thode peut \u00eatre utilis\u00e9e pour la production de biochar. L\u2019utilisation du biochar a plusieurs applications importantes. [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":946,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0},"categories":[11,9],"tags":[137,136,134,109,135],"blog_post_layout_featured_media_urls":{"thumbnail":["https:\/\/rebpasres.org\/wp-content\/uploads\/2026\/04\/REB-PASRES-N\u00b0013_101-Cover-4-pdf-106x150.jpg",106,150,true],"full":["https:\/\/rebpasres.org\/wp-content\/uploads\/2026\/04\/REB-PASRES-N\u00b0013_101-Cover-4-pdf.jpg",1058,1497,true]},"categories_names":{"11":{"name":"Archive","link":"https:\/\/rebpasres.org\/?cat=11"},"9":{"name":"Gestion durable des ressources naturelles","link":"https:\/\/rebpasres.org\/?cat=9"}},"tags_names":{"137":{"name":"amendement","link":"https:\/\/rebpasres.org\/?tag=amendement"},"136":{"name":"basique","link":"https:\/\/rebpasres.org\/?tag=basique"},"134":{"name":"biochar","link":"https:\/\/rebpasres.org\/?tag=biochar"},"109":{"name":"Paille de riz","link":"https:\/\/rebpasres.org\/?tag=paille-de-riz"},"135":{"name":"pyrolyse","link":"https:\/\/rebpasres.org\/?tag=pyrolyse"}},"comments_number":"0","wpmagazine_modules_lite_featured_media_urls":{"thumbnail":["https:\/\/rebpasres.org\/wp-content\/uploads\/2026\/04\/REB-PASRES-N\u00b0013_101-Cover-4-pdf-106x150.jpg",106,150,true],"cvmm-medium":["https:\/\/rebpasres.org\/wp-content\/uploads\/2026\/04\/REB-PASRES-N\u00b0013_101-Cover-4-pdf.jpg",212,300,false],"cvmm-medium-plus":["https:\/\/rebpasres.org\/wp-content\/uploads\/2026\/04\/REB-PASRES-N\u00b0013_101-Cover-4-pdf.jpg",146,207,false],"cvmm-portrait":["https:\/\/rebpasres.org\/wp-content\/uploads\/2026\/04\/REB-PASRES-N\u00b0013_101-Cover-4-pdf.jpg",400,566,false],"cvmm-medium-square":["https:\/\/rebpasres.org\/wp-content\/uploads\/2026\/04\/REB-PASRES-N\u00b0013_101-Cover-4-pdf.jpg",424,600,false],"cvmm-large":["https:\/\/rebpasres.org\/wp-content\/uploads\/2026\/04\/REB-PASRES-N\u00b0013_101-Cover-4-pdf.jpg",724,1024,false],"cvmm-small":["https:\/\/rebpasres.org\/wp-content\/uploads\/2026\/04\/REB-PASRES-N\u00b0013_101-Cover-4-pdf.jpg",67,95,false],"full":["https:\/\/rebpasres.org\/wp-content\/uploads\/2026\/04\/REB-PASRES-N\u00b0013_101-Cover-4-pdf.jpg",1058,1497,true]},"_links":{"self":[{"href":"https:\/\/rebpasres.org\/index.php?rest_route=\/wp\/v2\/posts\/945"}],"collection":[{"href":"https:\/\/rebpasres.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rebpasres.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rebpasres.org\/index.php?rest_route=\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/rebpasres.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=945"}],"version-history":[{"count":3,"href":"https:\/\/rebpasres.org\/index.php?rest_route=\/wp\/v2\/posts\/945\/revisions"}],"predecessor-version":[{"id":949,"href":"https:\/\/rebpasres.org\/index.php?rest_route=\/wp\/v2\/posts\/945\/revisions\/949"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rebpasres.org\/index.php?rest_route=\/wp\/v2\/media\/946"}],"wp:attachment":[{"href":"https:\/\/rebpasres.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=945"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rebpasres.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=945"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rebpasres.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=945"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}