[Present situation of rainfed agricultural production in the Arab World]

arab countries cereales cereals control de enfermedades control de plagas cosecha cultivation cultivo cultivo de temporal culture pluviale development policies development projects disease control fertilisation fertilizer application forraje verde fourrage vert green feed harvesting irrigation legumes leguminosas lluvia lutte antiravageur mechanization oil crops pays arabes pest control plantas oleaginosas pluie pratique culturale production data productividad productivity proyectos de desarrollo rain rainfed farming riego rotation culturale rotational cropping