春尺蠖属鳞翅目尺蛾科,又名春尺蛾,俗名“吊死鬼”。危害树种有杨、柳、苹果、梨、榆、沙枣等。该虫属专性滞育的害虫,各地均为每年发生1代,是我国北方地区林木的主要食叶害虫之一。早春常常将刚萌发的幼芽嫩叶吃光,虽危害期不长,但密度大,幼虫发育快,常暴食成灾。此害虫繁殖量大,由于雌成虫无飞翔能力,所以传播途径少,扩散比较慢,便于控制, Spring 蠖 蠖 Lepidoptera moth family, also known as spring moth, common name “hanging death ghost ”. Harm tree species are Yang, Liu, apple, pear, elm, dates and so on. This pest is an obligate diapause pest, which takes place every year for one generation. It is one of the major leaf-eating pests in the forests of northern China. Early spring often young shoots of young leaves eaten light, although the harm is not long, but the density, rapid development of larvae, often gluttonous disaster. This pest breeding large, due to the females without flying ability, so less spread, spread more slowly, easy to control,