为了查明我区马尾松毛虫寄生天敌种类和作用,为保护和利用天敌,开展协调防治提供依据。我们结合预测预报工作,对全区松毛虫蛹期、卵期寄生性天敌进行了初步考查。通过考查,发现我区松毛虫寄生天敌优势种群,蛹期主要有松毛虫黑瘤姬蜂、花胸姬 In order to find out the types and effects of natural enemy of Dendrolimus punctatus in our district, we provided evidences for the prevention and control of natural enemies. Based on the prediction and forecasting work, we conducted a preliminary examination of the parasitoid natural enemies at the pupal stage and the egg stage of the pine caterpillars in the region. Through examination, we found that the predominant population of parasitoid natural enemies in our district, the pupal stage are mainly pine caterpillar Melanogaster,