Approval: Weed 1997, 1: Results from testing of herbicides and growth regulators: Cereals, seed grasses

cereales cereals cultivos de invierno cultivos de primavera cultivos de semillas culture d'hiver culture de printemps danemark denmark dinamarca escarda field experimentation gramineas graminee grasses herbicidas herbicide herbicides hordeum vulgare ingredientes ingredients malezas mauvaise herbe porte graines secale seed crops spring crops triticum weather weed control weeds winter crops