梨瘿蚊Diplosis sp·俗称梨芽蛆,属双翅目,瘿蚊科,是我省近年来新发生的梨树叶部害虫。据我们实地调查,目前在宣城、安庆、巢湖等地为害严重,东至、泾县、寿县、凤阳也有发生,已引起生产部门的重视。此虫在国内尚未见到系统研究报导。为了防治此虫,自1981年起我们先后在安庆、宣城等地对该虫进行了三年研究,现就结果初报如下。 Diplosis sp. Commonly known as pear bud maggot, is a Diptera, Culicidae Division, is the province in recent years pear pests occurred in the leaves. According to our field investigation, the current serious injuries in Xuancheng, Anqing and Chaohu are serious. In the east, Jingxian County, Shouxian County and Fengyang County have also taken place, which has attracted the attention of the production department. This worm has not seen systematic study in China yet. In order to prevent this pest, since 1981, we successively conducted the three-year research on the pest in Anqing, Xuancheng and other places, and the results are as follows.