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稻纵卷叶螟CnaphalocrocismodinalisGuen e ,二化螟Chilosuppressalis (Walker)是缙云县水稻生产上的主要害虫 ,近年来发生危害上升 ,产量损失大。目前防治农药以沙蚕毒素类和有机磷农药为主。沙蚕毒素类农药由于使用多年
Cnaphalocrocisodinalis Guené, Chlittrilidae Chilosuppressalis (Walker) is a major pest in rice production in Jinyun County. In recent years, the damage has risen and the yield loss has been great. At present, pest control to Nereis toxin and organophosphate pesticides. Nereis toxin pesticides due to the use of many years