刺儿菜又名小蓟、刺蓟、刺蓟芽、刺刺菜、小恶鸡婆,属菊科多年生草本植物。一、分布与危害刺儿菜在我国东北、华北、华东、中南等地均有分布,在黑龙江普遍发生。主要为害小麦、玉米、大豆、花生、油菜、芝麻、烟草、棉花和果园等旱田作物,尤其对小麦危害较重,一般造成小麦减产12%~20%。 Cicada aka thistle, thistle thistle, Thistle thorn buds, thorn pickles, a small evil chicken woman, is a Asteraceae perennial herb. First, the distribution and harm Cicada in Northeast China, North China, East China, South Africa and other places are distributed in Heilongjiang generally occur. The main crops are dry crops such as wheat, corn, soybean, peanut, rape, sesame, tobacco, cotton and orchards, which are particularly damaging to wheat and generally reduce wheat yield by 12% -20%.