蚜茧蜂是麦蚜寄生性天敌中重要种群,山东、江苏、北京和山西等地已有种类调查及生物学特性方面的报道。本文就蚜茧蜂对麦蚜自然控制作用方面,根据1986年的观测结果简报如下。 材料与方法 在郑州市郊麦田,自小麦拔节期开始,采集田间僵蚜和网捕蚜茧蜂, Aphidius pulchricornis is an important population of the parasitoid natural enemies of wheat aphids. Species investigation and biological characteristics have been reported in Shandong, Jiangsu, Beijing and Shanxi. In this paper, the aphid Braconidae wheat aphid natural control role, according to the observations of 1986 briefing is as follows. MATERIALS AND METHODS In the wheat fields in the suburbs of Zhengzhou City, from the jointing stage of wheat, aphids and trapped aphids were collected.