The supply of Libreville [Gabon] with basic local products: the case of plantains

africa africa central africa de habla francesa africa south of sahara afrique afrique au sud du sahara afrique centrale afrique francophone balance de provisiones banane plantain bilan d'approvisionnement central africa commercialisation crops cultivos economic plants food supply francophone africa fruit vegetables gabon hortalizas (plantas) hortalizas de fruto marketing mercadeo plantains plantas plante plante de culture plants platano suministro de alimentos supply balance vegetable crops