斑须蝽主要为害小麦,其次是水稻、玉米、高粱、大豆、棉花、白菜及禾本科杂草、果树等。近年来在山西省种植的小麦一般被害率为18％,重者可达50％以上。该虫以成,若虫刺吸植株的汁液,受害茎、叶变黄,严重时叶片卷曲,嫩茎凋萎,籽粒秕瘦。生活史及习性斑须蝽在当地一年发生3代,以成虫在麦田杂草、枯枝落叶、埂埝裂缝处越冬。翌年3月下旬越冬 Stinkbug bug is mainly wheat, followed by rice, corn, sorghum, soybean, cotton, cabbage and grass weeds, fruit trees and so on. In recent years, wheat planted in Shanxi Province, the general damage rate of 18%, severe cases up to 50%. The worm to become, nymphs sucking the juice plant, damaged stems, leaves turn yellow, severe leaves curly, tender stem wilt, lean grains. Life history and habits Spotted stink bug Occurred 3 times a year in the local area, with adults in the wheat fields weeds, litter, 埂 埝 cracks at the winter. The following year in late March winter