浅析6%阿维·茚虫威微乳剂对水稻稻纵卷叶螟的防治效果
Agricultural Development and Equipments(2017)
Abstract
为有效控制稻纵卷叶螟的危害,储备好水稻稻纵卷叶螟大发生时的速效高效环保防控药剂资源,选择了6%阿维·茚虫威微乳剂与当前当家防控药剂蓝锐(1.8%阿维菌素乳油)、宽康(20%氯虫笨甲酰胺悬浮剂)进行防效对比.试验结果表明:在稻纵卷叶螟幼虫2~4龄暴发时,6%阿维·茚虫威ME50、70ml/667m2的作用速度较快,药后1天防效为11.65%、26.82%,3天后防效可达60.54%、73.43%,药后15天保叶防治效果达92.62%、96.63%,明显优于对照药剂.
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