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使用15%阿维·毒死蜱EC防治水稻纵卷叶螟,有效剂量135～157.5 g/hm2,药后20 d保叶防效为85.7%～89.0%;杀虫防效为92.0%～97.4%,可有效防治水稻纵卷叶螟的发生。值得在今后的生产中推广应用。
15% Avicel EC was used to control rice leaf roller, effective dose was 135-157.5 g / hm2, leaf defensive efficiency was 85.7% -89.0% 20 d after drug application, insecticidal control effect was 92.0% -97.4% Can effectively prevent the occurrence of rice leaf roller. Worth to promote the production in the future.