Extension service in seed production and distribution policy [of rice, maize, wheat, vegetables and potato, Nepal]

alimentos arroz asia asie cereales cereals commercialisation crops cultivos cultivos de grano distribution economic plants economic sectors extension extension activities feed crops feed grasses foods glumiflorae grain crops gramineae gramineas graminee grasses hortalizas hortalizas (plantas) industria industria de semillas industrial crops industrie industrie des semences industry legume marketing mercadeo monocotyledons nepal oil crops papa plantas plantas azucareras plantas feculentas plantas forrajeras plantas industriales plantas oleaginosas plante plante de culture plante industrielle plante racine plants pomme de terre potatoes production de semences produit alimentaire professional services rice riz root crops root vegetables secondary sector secteur secondaire secteur tertiaire sector secundario sector terciario seed industry seed production service service professionnel services servicios servicios profesionales starch crops sugar crops tertiary sector trigo vegetable crops vegetables vulgarisation agricole wheats zea mays