Presentation of an authenticated formula establishing the relationship between pastoral values of fodder species and carrying capacities in Sudanian wildlife reserve | Presentation d'une formule validee etablissant la relation entre les valeurs pastorales des especes fourrageres et les capacites de charge dans une reserve de faune soudanienne

benin carga ganadera ecologia ecologie ecology feed crops nature reserves nutritive value pastizales pastures plant animal relations plant resources plantas forrajeras recursos vegetales relaciones planta animal relation plante animal reservas naturales stocking density taux de charge valeur nutritive valor nutritivo