Economic returns to agricultural research in Nepal

arroz asia asie cereales cereals crops cultivos cultivos de grano economic plants feed crops feed grasses glumiflorae grain crops gramineae gramineas graminee grasses industrial crops monocotyledons nepal oil crops plantas plantas azucareras plantas feculentas plantas forrajeras plantas industriales plantas oleaginosas plante plante de culture plante industrielle plants recherche research rice riz starch crops sugar crops trigo wheats zea mays