桃蛀果蛾(桃小食心虫)是我国苹果、梨、桃、枣产区的一大害虫。以老熟幼虫结冬茧在果园土壤内越冬,次年春季出土做夏茧化蛹,成虫羽化后在果实上产卵,幼虫孵出后不久即蛀果为害。越冬幼虫出土时期的测报是进行地面适时施药的依据,田间卵发生情况调查则是树上喷药的指南。但目前生产上对越冬幼虫出土时期的测报,多采用埋茧罩笼法,测报日期与实际出土情况有 Peach moth (Peach Mungbean) is China’s apple, pear, peach, jujube producing a large pest. Cocoon mature winter larvae wintering in the soil orchard, unearthed in the spring of the next year to do cocoon pupation, adult emergence after spawning in the fruit, larvae soon after hatching fruit damage. Overwintering larvae unearthed during the reporting is the basis for timely application of the ground, the field of egg occurrence survey is the tree spray guide. However, the production of overwintering larvae during the unearthed period of the newspaper, the use of cocoon cage cage method, the measured date and the actual unearthed there