白杨枯叶蛾Bhima idiota Graese是杨树防护林带内普遍发生的一种食叶害虫。在辽宁境内主要为害杨、榆,尚可为害唐槭、文冠果、柳和沙果、苹果、梨等果树。大量发生时,能将树叶全部吃光,影响树木正常生长并破坏了林带的防护效能,使大片树木枯死。 在赤峰和宁城地区一年发生一代,以老熟幼虫在 Bhima idiota Graese is a foliar pest commonly found in poplar shelterbelts. In Liaoning Province, the main damage to Yang, Yu, can still harm the Acer Aspire Orioles Hats, the crown of fruit, willow and sand, apple, pear and other fruit trees. A large number of occurrences, all the leaves can be eaten, affecting the normal growth of trees and undermine the protective effectiveness of the forest belt, so that the dead trees. A generation occurs in Chifeng and Ningcheng areas a year to mature larvae