Western corn rootworm (Diabrotica virgifera virgifera) has already arrived in Italy [Friuli Venezia Giulia - Veneto - Zea mays L.]

agricultural warning services avertissement agricole caza con trampa chemical control control cultural control de insectos controllo colturale controllo degli insetti crop losses cultural control diabrotica virgifera encuestas sobre plagas friuli venecia julia friuli venezia giulia infestation infestazione insect control insecte nuisible insetti parassiti lutte chimique lutte culturale monitoraggio monitoring parassiti delle piante perdite colturali pest insects pest surveys pests of plants plagas de plantas ravageur des plantes servizi di allarme agricoli trapping uso delle trappole veneto vigilancia zea mays