樗蚕、绿尾大蚕蛾目前是林木发生的二大主要害虫，由于以前发生少，为害轻，常被忽视。近年来发生量剧增。但因很多农民不认识该虫，任其发生，给树木生长带来很大危害。现将格蚕和绿尾大蚕蛾的发生和防治技术作简单介绍。一、形态特征与发生规律1．得好翅展127～130毫米。翅顶 Silkworm, silkworm large silk moth is currently the two major pests occurring in the forest, due to the previous occurrence of less harmful to the light, often overlooked. In recent years, the occurrence of sharp increase. But because many peasants do not know the pest, let it happen, bring great harm to the growth of trees. Now the occurrence of silkworm and green tail moth and prevention and control technology for a brief introduction. First, the morphological characteristics and occurrence of law 1. Well wingspan 127 ~ 130 mm. Top of the wing