赤眼蜂是我国用于防治农作物害虫的主要寄生蜂。据不完全统计其施放面积全国已达1300万亩以上,应用范围已扩展到粮、棉、蔗、果、林等作物,在生物防治上发挥了很大的作用。七十年代以来,赤眼蜂的利用研究多偏重于应用技术方面,取得不少成绩,但对基 Trichogramma is the main parasitic wasp in China for the control of crop pests. According to incomplete statistics, the applied area has reached more than 13 million mu nationwide, and the scope of application has been extended to crops such as grain, cotton, sugar cane, fruit and forest and played a great role in biological control. Since the seventies, the use of Trichogramma more emphasis on the application of technology, made many achievements, but the base