菜蝽[Eurydema dominulus(Socopoli)]过去在察哈尔右翼中旗仅零星点片发生,2005年突然在本旗油菜等作物上暴发成灾。全旗发生面积1 067hm2,成虫密度达350～610头/m2,单株虫量最高达13头。旗种子公司种植的2 hm2油菜被菜蝽严重为害,花蕾、嫩叶、嫩茎的汁液被吸食呈黑色坏死斑,整 Eurydema dominulus (Socopoli), which used to occur only sporadically in the right-wing Central Flag of Chahar in 2005, was suddenly catastrophic in crops such as the flag rape in 2005. The whole area of ​​1 067hm2 area occurred, the adult density of 350 ~ 610 head / m2, the highest number of individual plants up to 13 head. The 2 hm2 rapeseed planted by the flag seed company was severely damaged by the vegetative bug. Buds, young leaves and tender stems were smoked black necrotic spots