棉岭虫属鳞翅目.夜蛾科,主要为害棉花、小麦、玉米、蕃茄、辣椒等200多种作物。近两年来,棉岭虫的1～2代幼虫在我市苹果树上为害普遍严重,主要为害嫩叶及幼果,据调查发生重的园片,虫梢率达70%以上,虫果率达10%以上。据初步观察,棉铃虫以蛹在土壤中越冬,一年发生4代,赵冬代成虫? Insectidae of the cotton zone Lepidoptera. Noctuidae, mainly harmful cotton, wheat, corn, tomatoes, peppers and other 200 kinds of crops. In the past two years, cotton larvae 1 to 2 larvae in the apple tree in our city is generally serious damage, the main damage to young leaves and young fruits, according to the investigation of the occurrence of heavy discs, insect rate of more than 70%, fruit rate Up to 10%. According to preliminary observations, the cotton bollworm pupa in the soil overwintering, 4 generations a year, Zhao winter generation adults?