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利用害虫天敌控制害虫的发生为害,符合生态学、经济学和环境保护学的要求,是综合防治的重要措施。 黑肩绿盲蝽(Cyrtorrhinus lividipenuisBedt.)是稻飞虱卵期的重要捕食天敌。其形态特征及生物学特性观察,已在本刊81年第4期上发表。田间黑肩绿盲蝽和稻飞虱(以下简称蝽虱)数量之比达1:1时,黑肩绿盲蝽能有效的控制稻飞虱的发生为害。且黑肩绿盲蝽在我县晚稻田间自然虫源大,据
The use of natural enemies of pests to control the occurrence of pests, in line with ecology, economics and environmental protection requirements, is an important measure for comprehensive prevention and control. Cyrtorrhinus lividipenuisBedt. Is an important predatory natural enemy in the fertilizing period of the rice planthopper. Morphological characteristics and biological characteristics observed, has been published in the 4th issue of 81. In the field, when the ratio of the numbers of Apodemus agrarius and planthopper (planthopper) is 1: 1, the Apodemus agrada can effectively control the occurrence of planthopper. And Black-shouldered green bugs in my county late rice field natural insect source, according to