Results 51 to 60 of about 33,911 (186)

Le diagnostic de Trypanosoma vivax : un problème non résolu dans l'épidémiologie des trypanosomoses

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux, 1997
Trypanosoma (Duttonella) vivax est un parasite des ruminants domestiques en Afrique et en Amérique latine. Les souches en Amérique latine, transmises mécaniquement par divers insectes piqueurs, ont perdu la capacité d'infecter les glossines qui les ...
Philippe Solano   +2 more
doaj   +1 more source

Landrace diversity and heritage of the indigenous millet crop fonio (Digitaria exilis): Socio‐cultural and climatic drivers of change in the Fouta Djallon region of Guinea

open access: yesPLANTS, PEOPLE, PLANET, Volume 7, Issue 3, Page 704-718, May 2025.
White fonio (Digitaria exilis [Kippist] Stapf) is an understudied millet crop, indigenous to West Africa and cultivated in the region largely through traditional practices. This species is climate‐resilient, fast‐growing, nutritionally rich, and provides livelihoods and food security to rural communities.
George Burton   +9 more
wiley   +1 more source

"Migrations sénégalaises : entre culture du voyage, enjeux socioéconomiques et politiques, destinations et désillusions"

open access: yesIkhtilaf
L’Afrique de l’Ouest est aujourd’hui le lieu de flux importants de migrations transnationales, elle renoue ainsi avec sa fonction ancienne de terre de transit et d’échange.
Aly Tandian
doaj   +1 more source

Le jeu des acteurs de la filière « énergie solaire » en Afrique de l’Ouest [PDF]

open access: yesSciences, Eaux & Territoires, 2019
Quelles sont les catégories d’acteurs de la filière de l’énergie solaire en Afrique de l’Ouest ? Et comment interagissent-ils ? À partir de l’analyse qualitative d’enquêtes de terrain et de rapports écrits, l’auteur étudie le jeu des acteurs de la ...
GBOSSOU K., Christophe
doaj  

Spotted! Remote camera traps used in a novel design reveal a perilous situation for the Critically Endangered Northwest African cheetah (Acinonyx jubatus hecki) in a conflict‐affected protected area in Benin

open access: yesEcological Solutions and Evidence, Volume 6, Issue 2, April–June 2025.
This first long‐term study of the Critically Endangered Northwest African cheetah in Benin highlights a very low density. The Pendjari National Park is likely to be a core area for cheetah in the WAP (W‐Arly‐Pendjari) Complex. Urgent action is needed to protect this iconic cat.
Marine Drouilly   +10 more
wiley   +1 more source

La reconnaissance institutionnelle des systèmes participatifs de garantie d’Afrique de l’Ouest et du Centre comme levier de réduction de l’usage des produits phytopharmaceutiques de synthèse

open access: yesCahiers Agricultures
Les systèmes participatifs de garantie (SPG) sont des systèmes d’assurance de qualité biologique orientés localement et basés sur la participation active des acteurs.
Ouedraogo Rahim   +6 more
doaj   +1 more source

Opinion and report of the French Agency for Food, Environmental and Occupational Health & Safety (ANSES) on the assessment of the impact of fox population dynamics on public health

open access: yesFood Risk Assess Europe, Volume 3, Issue 2, April 2025.
ABSTRACT The Red Fox (Vulpes vulpes) can be hunted as a game species. It may also be listed as a “species likely to cause damage” (ESOD – the acronym in French), for public health reasons among others. Conversely, benefits linked to the presence of foxes are also put forward, such as the predation of rodents carrying zoonotic agents.
Emmanuelle Gilot‐Fromont   +97 more
wiley   +1 more source

Degradation and Fragmentation Effects on Structural Complexity in West‐African Forest Patches

open access: yesBiotropica, Volume 57, Issue 2, March 2025.
We use a terrestrial laser scanner in the forests of Togo, Benin, Nigeria, and Cameroon. Edge effects, such as reduced stand structural complexity, are pronounced in isolated forest patches with low connectivity. Structural complexity below the ecological reference indicates forest degradation.
Samuel Hepner   +5 more
wiley   +1 more source

What motivates West African cocoa farmers to value trees? Taking the 4 W approach to the heart of the field

open access: yesPeople and Nature, Volume 7, Issue 1, Page 215-230, January 2025.
Abstract West Africa, the largest cocoa‐producing region globally, has experienced significant deforestation in recent decades, leading countries to implement large‐scale agroforestry policies; however, most studies on farmers' adoption of agroforestry fail to consider the social (Who?), historical (When?), geographical (Where?), and ecological (What?)
Marie Ruth Dago   +10 more
wiley   +1 more source

Maryse Condé ou l’Afrique sans voiles dans La vie sans fards de Maryse Condé [PDF]

open access: yesAkofena
Résumé: Dans cette autobiographie, La vie sans fards de Maryse Condé, nous analyserons les raisons qui emmènent l’écrivaine à opérer un long voyage en Afrique de l’ouest.
Bob Emarculin LYAMANGOYE
doaj   +1 more source

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