我所于1978年初,开始人工饲养螳螂的试验。至今,已完成两个世代,共饲养出29239只若虫。利用其捕食马尾松毛虫、蚜虫等林农业害虫的试验,取得了可喜的成效。螳螂,是人们比较熟悉的益虫,喜欢捕食各种各样的昆虫,是多种农林害虫的天 At the beginning of 1978, I started the experiment of raising mantises by hand. To date, two generations have been completed and 29,239 nymphs have been raised. The use of its predation Dendrolimus punctatus, aphids and other forest pests of agricultural experiments, and achieved gratifying results. Praying mantis, people are more familiar with beneficial insects, like to prey on a variety of insects, is a variety of agroforestry days