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天敌昆虫包括捕食性天敌、寄生性天敌和食虫性天敌.利用天敌昆虫防治害虫,益处很大.在生物防治中,天敌使害虫种群经常处于抑制状态,使其控制在经济危害水平之下,减少农药对环境的污染.内蒙地区天敌资源丰富,为了更好地利用天敌资源消灭害虫,从本期开始将陆续介绍部分常见的天敌昆虫并配以彩图,便于读者了解其形态特征、种类、生活习性及分布情况.在生物防治实践当中.逐步应用和推广.
Natural enemies include predatory natural enemies, parasitic natural enemies and insect-eating natural enemies. The use of natural enemy insects pest control, great benefits in biological control, natural enemies pest populations are often in a state of repression, so that control under the level of economic harm, reduce In order to make better use of natural enemy resources to eliminate pests, some common natural enemy insects will be introduced one after another from the beginning of this issue and accompanied by color pictures to facilitate readers to understand their morphological characteristics, species, life Habits and distribution in the practice of biological control. Gradual application and promotion.