熏蒸毒签防治苹果蛀干害虫近年来，安徽省阜阳地区林科所利用熏蒸毒签防治苹果蛀干性害虫取得了很好的成效。目前有许多苹果园采用的防治方法是，幼龄幼虫期人工挖除，幼虫蛀入木质部后在虫道注入化学农药，及越冬期修除带虫枝等。这些方法比较费工费力，修除枝条又易造成... In recent years, Fuyang Prefecture, Anhui Province, Linke the use of fumigation drug control apple stem borer pests achieved good results. At present, there are many prevention and cure methods adopted by apple orchards, that is, young larvae are manually excised, larvae intrude into the xylem, inject chemical pesticides into the larvae, and repair insect pests during the wintering period. These methods are more laborious, repair the branches and easy to cause ...