烟青虫是烟草主要害虫之一,本地春烟虫株率一般为10—30％,夏烟高达80—100％,烟草生产遭受一定损失。一九八○年初步发现唇齿姬蜂对烟青虫寄生效果较好,八一年对其寄生效果、生活习性及形态等做了进一步调查、观察。结果初报如下: 一、寄生效果:一九八○年七月份调查,在本地平原、丘陵、山区各类烟田均有烟青虫被唇齿姬蜂寄生,查不同类型十块烟 Tobacco caterpillar is one of the major tobacco pests, the local rate of strains of tobacco insects is generally 10-30%, summer tobacco up to 80-100%, tobacco production suffered some losses. In 1980, it was preliminarily found that the parasitoids had a good parasitic effect on Helicoverpa armigera, and further investigations and observations were made on their parasitic effects, living habits and morphology in 1981. The results reported as follows: First, the parasitic effect: In July 1980 survey, in the local plains, hills and mountains of tobacco are all tobacco insects were parasitic waschidae, check the different types of ten cigarettes