Land and water use survey in Kordofan Province of the Republic of the Sudan - Agronomic investigations in the 1963 season.

agronomia agronomie agronomy agua del suelo arachide besoin en eau cacahuete contenido de agua en el suelo crop management eau du sol enfermedades de las plantas erosion erosion control experimentation fallow systems ferme pilote fertilidad del suelo fertilisation fertilizer application fincas experimentales gestion du sol groundnuts maladie des plantes malezas manejo del suelo mauvaise herbe meteorologia meteorologie meteorology natural resources necesidades de agua pastures pests of plants pilot farms plagas de plantas plant diseases ravageur des plantes recursos naturales ressource naturelle sesame sesamo sistemas con barbecho site factors soil analysis soil fertility soil management soil water soil water content sorghum teneur en eau du sol topografia topographie topography trial methods water requirements weeds