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田间药效试验结果表明,25%甲维.毒死蜱EW对稻纵卷叶螟有较好的防治效果,使用25%甲维·毒死蜱EW 60～80 ml/667m2药后16 d防效为73.85%～82.01%,与对照药剂1%甲氨基阿维菌素苯甲酸盐EC 60 ml/667m2防效79.99%和40%毒死蜱EC 100 ml/667m2防效76.01%相当或略高,能有效控制稻纵卷叶螟的发生为害,可以推荐使用。
The results of field efficacy test showed that 25% carbaryl chlorpyrifos showed a good control effect on C. medinalis. The control efficacy of EW 60-80 ml / 667m2 25% carbaryl was 73.85% ~ 82.01% with control agent 1% emamectin benzoate EC 60 ml / 667m2 control effect 79.99% and 40% chlorpyrifos EC 100 ml / 667m2 control effect 76.01% Cullen borer damage, can be recommended.