It provided basic technological guarantee for enlarging scope of biological control to feed artificially Sitotroga cerealella and enlarged the kinds of natural enemies by artificial breeding.
人工饲养麦蛾，扩大人工繁殖天敌的种类，为扩大生物防治范围提供基础的技术保证。
2
Parasitic behavior of two strains of Trichogramma brassicae, G and F, was found to be influenced by their factitious hosts, when reared on eggs of Corcyra cephaonica and Sitotroga cerealella.