梨木虱是香梨生产上危害最重、防治最难的害虫。我们多年以来对其生活习性、危害特点、防治方法、防治药剂进行了多点观察、调查与试验,现将我们在工作中的一些体会与经验简介如下。1与防治有关的生活习性和危害特点1.1食性专一,只危害梨树叶片。1.2从萌芽到落叶,在整个生长季 Pear lice is the most harmful pear production, pest control the most difficult. We have conducted many observations, surveys and experiments on the habits, hazards, prevention and treatment methods, and medicaments for prevention and control over many years. We will briefly introduce some of our experiences and experiences in our work as follows. 1 and the prevention and control of life habits and hazards 1.1 Food specific, only endanger the leaves of pear. 1.2 From sprouting to deciduous, throughout the growing season