Development and evaluation of in-crop monitoring as a method of identifying BYDV high risk situations

aphidoidea barley barley yellow dwarf luteovirus cebada cereales cereals chemical control control de enfermedades control de plagas disease control enfermedades de las plantas forecasting hordeum vulgare insecte nuisible insecticidas insecticide insecticides lutte antiravageur lutte chimique maladie des plantes methode methods monitoring orge pathogens pest control pest insects plant diseases plant viruses reino unido riesgo risk risk assessment risque united kingdom vecteur de maladie vectores vectors vigilancia virus de las plantas