{"id":906,"date":"2025-05-27T11:49:54","date_gmt":"2025-05-27T11:49:54","guid":{"rendered":"https:\/\/rebpasres.org\/?p=906"},"modified":"2025-05-27T11:51:35","modified_gmt":"2025-05-27T11:51:35","slug":"etat-des-lieux-de-la-flore-et-de-la-vegetationde-la-foret-classee-de-mbao-dakar-senegal","status":"publish","type":"post","link":"https:\/\/rebpasres.org\/?p=906","title":{"rendered":"\u00c9tat des lieux de la flore et de la v\u00e9g\u00e9tationde la For\u00eat Class\u00e9e de Mbao (Dakar, S\u00e9n\u00e9gal)"},"content":{"rendered":"<p><strong> R\u00e9sum\u00e9:<\/strong><\/p>\n<p style=\"text-align: justify;\">La for\u00eat class\u00e9e de Mbao (FCM), l\u2019un des poumons verts de Dakar, constitue une for\u00eat urbaine align\u00e9e \u00e0 la politique socio\u00e9conomique et \u00e9cologique du S\u00e9n\u00e9gal. Malgr\u00e9 son importance, elle est sujette \u00e0 une forte pression en raison des perturbations anthropiques et naturelles, compromettant son avenir. L\u2019objectif de cette \u00e9tude est de caract\u00e9riser l\u2019\u00e9tat actuel de la FCM. Pour ce faire, sur la base d\u2019un \u00e9chantillonnage syst\u00e9matique, 30 parcelles de 2500 m2 chacune ont fait l\u2019objet d\u2019inventaire qui a consist\u00e9 en l\u2019identification des esp\u00e8ces et \u00e0 la mesure de<br \/>\ndiam\u00e8tres (dbh\u2265 5cm) et de hauteurs totales des individus. Cet inventaire a \u00e9t\u00e9 compl\u00e9t\u00e9 par des observations sur le terrain et des entretiens aupr\u00e8s des gestionnaires pour d\u00e9terminer les facteurs de d\u00e9forestation et de d\u00e9gradation. L\u2019inventaire floristique a fait \u00e9tat de 24 esp\u00e8ces r\u00e9parties entre 12 familles et 20 genres avec une population jeune moyennement diversifi\u00e9e (H= 2,12 bits ; E= 0,46 et D=0,61). Anacardium occidentale repr\u00e9sente 60,78% des individus inventori\u00e9s suivi de Eucalyptus camaldulensis avec 14,28 %. La r\u00e9g\u00e9n\u00e9ration est domin\u00e9e par Anacardium occidentale avec un taux de 48,87%. La classification ascendante hi\u00e9rarchique a permis de classer les esp\u00e8ces en 3 groupes. A. occidentale se particularise par son effectif (234 individus), sa densit\u00e9 (Dr = 60,78%) et sa surface terri\u00e8re (St= 1,88 m\u00b2.ha-1) \u00e9lev\u00e9s. Il ressort des r\u00e9sultats d\u2019observations et du guide d\u2019entretien que la construction d&rsquo;infrastructures majeures \u00e0 l\u2019int\u00e9rieur de la for\u00eat (51,13%), les inondations (20,42%), l\u2019expansion agricole (15,01%), les d\u00e9chets non biod\u00e9gradables (10,85%), la coupe illicite de bois (5,01%) et les feux de brousse (3,58%) sont les principales causes de la d\u00e9gradation et de la d\u00e9forestation de la FCM. Ces r\u00e9sultats devraient aider \u00e0 la prise de d\u00e9cision quant \u00e0 l\u2019am\u00e9nagement et la gestion de la FCM.<\/p>\n<p><strong>Key words :<\/strong> For\u00eat class\u00e9e de Mbao, Dakar, V\u00e9g\u00e9tation ligneuse,<br \/>\nD\u00e9gradation, D\u00e9forestation<\/p>\n<p><!--more--><\/p>\n<p><a href=\"https:\/\/rebpasres.org\/wp-content\/uploads\/2025\/05\/REB-PASRES-vol-922025_Diop-AB-1.pdf\">Voir plus<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>R\u00e9sum\u00e9: La for\u00eat class\u00e9e de Mbao (FCM), l\u2019un des poumons verts de Dakar, constitue une for\u00eat urbaine align\u00e9e \u00e0 la politique socio\u00e9conomique et \u00e9cologique du S\u00e9n\u00e9gal. Malgr\u00e9 son importance, elle est sujette \u00e0 une forte pression en raison des perturbations anthropiques et naturelles, compromettant son avenir. L\u2019objectif de cette \u00e9tude est de caract\u00e9riser l\u2019\u00e9tat actuel [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":346,"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":[6],"tags":[125,128,127,124,126],"blog_post_layout_featured_media_urls":{"thumbnail":["https:\/\/rebpasres.org\/wp-content\/uploads\/2019\/01\/cropped-Logo-REB-PASRES-150x45.jpg",150,45,true],"full":["https:\/\/rebpasres.org\/wp-content\/uploads\/2019\/01\/cropped-Logo-REB-PASRES.jpg",301,45,false]},"categories_names":{"6":{"name":"Qualit\u00e9 des ressources naturelles et des \u00e9cosyst\u00e8mes","link":"https:\/\/rebpasres.org\/?cat=6"}},"tags_names":{"125":{"name":"Dakar","link":"https:\/\/rebpasres.org\/?tag=dakar"},"128":{"name":"D\u00e9forestation","link":"https:\/\/rebpasres.org\/?tag=deforestation"},"127":{"name":"D\u00e9gradation","link":"https:\/\/rebpasres.org\/?tag=degradation"},"124":{"name":"For\u00eat class\u00e9e de Mbao","link":"https:\/\/rebpasres.org\/?tag=foret-classee-de-mbao"},"126":{"name":"V\u00e9g\u00e9tation ligneuse","link":"https:\/\/rebpasres.org\/?tag=vegetation-ligneuse"}},"comments_number":"0","wpmagazine_modules_lite_featured_media_urls":{"thumbnail":["https:\/\/rebpasres.org\/wp-content\/uploads\/2019\/01\/cropped-Logo-REB-PASRES-150x45.jpg",150,45,true],"cvmm-medium":["https:\/\/rebpasres.org\/wp-content\/uploads\/2019\/01\/cropped-Logo-REB-PASRES.jpg",300,45,false],"cvmm-medium-plus":["https:\/\/rebpasres.org\/wp-content\/uploads\/2019\/01\/cropped-Logo-REB-PASRES.jpg",301,45,false],"cvmm-portrait":["https:\/\/rebpasres.org\/wp-content\/uploads\/2019\/01\/cropped-Logo-REB-PASRES.jpg",301,45,false],"cvmm-medium-square":["https:\/\/rebpasres.org\/wp-content\/uploads\/2019\/01\/cropped-Logo-REB-PASRES.jpg",301,45,false],"cvmm-large":["https:\/\/rebpasres.org\/wp-content\/uploads\/2019\/01\/cropped-Logo-REB-PASRES.jpg",301,45,false],"cvmm-small":["https:\/\/rebpasres.org\/wp-content\/uploads\/2019\/01\/cropped-Logo-REB-PASRES.jpg",130,19,false],"full":["https:\/\/rebpasres.org\/wp-content\/uploads\/2019\/01\/cropped-Logo-REB-PASRES.jpg",301,45,false]},"_links":{"self":[{"href":"https:\/\/rebpasres.org\/index.php?rest_route=\/wp\/v2\/posts\/906"}],"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\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/rebpasres.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=906"}],"version-history":[{"count":3,"href":"https:\/\/rebpasres.org\/index.php?rest_route=\/wp\/v2\/posts\/906\/revisions"}],"predecessor-version":[{"id":909,"href":"https:\/\/rebpasres.org\/index.php?rest_route=\/wp\/v2\/posts\/906\/revisions\/909"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rebpasres.org\/index.php?rest_route=\/wp\/v2\/media\/346"}],"wp:attachment":[{"href":"https:\/\/rebpasres.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=906"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rebpasres.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=906"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rebpasres.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=906"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}