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我国天敌资源丰富,其中天敌昆虫是农林害虫的重要控制者,近年来引起多方面重视,各地已进行系统调查,发现种类,日见增多,在福建仅已知的甘蔗绵蚜天敌昆虫达20多种。开发和利用这些天敌资源,当务之急是进一步探究天敌的发生及其生活习性,为促进扩大利用寻找科学依据。本文介绍一种在国内早已发现但对其习性还未了解的甘蔗绵蚜天敌——绿线螟虫在福建沙县的发生情况,供参考。
Natural enemies of our country are rich in resources. Natural enemies of insects are important controllers of agricultural and forestry pests. In recent years, they have attracted much attention. Various types of natural enemies have been systematically investigated and found to be increasing in Japan. Only 20 known predators of natural enemies of sugar beet Species. To develop and utilize these natural enemy resources, it is imperative to further explore the occurrence of natural enemies and their habits and habits, and to find scientific basis for promoting the expansion and utilization of natural enemies. This paper presents a case of aphid instar larvae in Shaxian County, Fujian Province, which has long been discovered but not yet known for its habitat, for reference.