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各国用于防治棉铃虫的赤眼蜂种类及自然寄生于棉铃虫卵内的赤眼蜂种类颇不一致,如美国系采用微小赤眼蜂Trichogramma minutum Riley作为防治棉铃虫的蜂种,该种亦系自然寄生于棉铃虫卵内的种类。苏联则曾用广赤眼蜂T.evanescens来防治棉铃虫。而在英国有人认为棉铃虫卵寄生蜂=系T.lutea,但该种已不属于赤眼蜂属。我
Trichogramma species used in the control of the cotton bollworm in various countries and the species of Trichogramma were naturally parasitized in the eggs of the cotton bollworm are quite different. For example, Trichogramma minutum Riley Natural parasitic in the cotton boll egg species. The Soviet union used T. evanescens to control the cotton bollworm. In Britain, some people think that the eggs of Helicoverpa armigera = T. lutea, but this species is no longer belong to the Trichogramma. I