论文部分内容阅读
二化螟、纵卷叶螟是水稻生产上的主要害虫,自推广超级杂交水稻以来其危害损失呈上升趋势,尤其是近几年来,二化螟和纵卷叶螟发生世代重叠,抗药性日趋增强,危害态势明显加重。虽然水稻综合治理的研究取得巨大进展,但化学防治仍然是生产上最为直接、有效和普遍采用的防治手段,三唑磷、杀虫双、杀虫单在水稻害虫防治中由于使用多年,治螟效果明显下降。为了筛选防治二化螟、纵卷叶螟的理想药剂,指导当前
Chilo suppressalis, Cnaphalocrocis medinalis is a major pest on rice production. Since the promotion of super hybrid rice, its damage loss is on the rise. Especially in recent years, Enhance, endanger the situation obviously increased. Although great progress has been made in the research of comprehensive management of rice, chemical control is still the most direct, effective and commonly used prevention and control measure in production. Triazophos, insecticidal double and pest control alone have been used for many years in rice pest control. The effect decreased significantly. In order to screen for the prevention and treatment of Chilo suppressalis, leafroller ideal agent, to guide the current