舞毒蛾又叫秋千毛虫,食性杂,食量大,在我省主要为害柞、柳、杨、桦、落叶松、苹果、梨、李等多种树木,在大发生的情况下也为害农作物。过去对舞毒蛾的防治一直使用化学药剂,多年使用农药使虫体产生了一定程度的抗药性,并且污染了环境,杀伤了天敌益虫,成本又 Gypsy moths, also known as swing caterpillars, dietary miscellaneous, food intake, mainly in our province oak, willow, poplar, birch, larch, apple, pear, plum and other trees, in the event of a large crop damage to crops. In the past, the control of Gypsy moth had been using chemical agents. Pesticides used for many years produced a certain degree of resistance to the parasites and polluted the environment, killing the natural enemies and insects. The costs