利用赤眼蜂防治农林害虫,在我国已在水稻、棉花、杂谷、甘蔗、林果等重要害虫的防治上取得了良好的效果。近年来对赤眼蜂研究和应用不论是深度和广度方面都在迅速的发展。广谱性的害虫卵寄生蜂(广赤眼蜂),在我区已知的寄主有地老虎、秀夜蛾、菜粉蝶、甘兰夜蛾、小菜蛾及大麻食心虫等。据报导还寄生玉米螟、梨小食心虫、 The use of Trichogramma against pests in agriculture and forestry has made good effects in the prevention and control of important pests such as rice, cotton, miscellaneous grain, sugar cane and fruit in our country. In recent years, the research and application of Trichogramma have been rapidly developed both in terms of depth and breadth. Broad-spectrum pest ova parasitoe (Broad-red eye bee), in our area known to host tiger, larva, cabbage butterfly, cabbage noctuid, diamondback moth and cannabis moth and so on. It has also been reported that parasitic corn borer, pear borer,