Loss assessment studies on stalk rot of maize [fungal diseases of maize plant, Nepal]

agentes nocivos asia asie cereales cereals crop losses crops cultivos cultivos de grano diseases economic plants enfermedades fungosas facteur nuisible feed crops feed grasses glumiflorae grain crops gramineae gramineas graminee grasses industrial crops injurious factors losses monocotyledons mycose mycoses nepal oil crops perte plantas plantas azucareras plantas feculentas plantas forrajeras plantas industriales plantas oleaginosas plante plante de culture plante industrielle plants podredumbres pourriture profitability rentabilidad rots starch crops sugar crops symptome symptoms zea mays