桃蛀螟是一种杂食性害虫,不仅危害桃果,而且危害李、梨、杏、石榴、板栗、椿树、玉米等多种果树、林木、及农作物。在大部分桃、李、板栗等经济林产区都有发生,一般受害率30%～40%,特别是近几年在恩施地区已发现该虫危害柚类的果实。幼虫蛀入桃、李、柚果实内危害,使蛀孔外堆满虫粪,并有黄褐色的透明胶液流出,果 Beetle borer is a omnivorous pest that not only endangers peach but also endangers many fruit trees, trees and crops such as plum, pear, apricot, pomegranate, chestnut, toon and corn. In most of the peach, plum, chestnut and other economic forest areas have occurred, the general damage rate of 30% to 40%, especially in recent years in Enshi region has found that the pest damaging the fruit of pomelo. Larvae eroded peach, plum, pomelo fruit endangered, so that wormhole full of insect excrement, and a transparent brown gum outflow, fruit