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Position: Home > Articles > Field Trails of 3% Emamectin Benzoate ME on Cnaphalocrocis medinalis Guenee Modern Agrochemicals 2008,7 (6) 58-59+61

3%甲维盐微乳剂防治水稻稻纵卷叶螟田间药效试验

作  者:
陈明艳;邵彦坡;刘德如;王宏年;庞云红
单  位:
青岛瀚生生物科技股份有限公司化工技术开发中心
关键词:
甲维盐;稻纵卷叶螟;防效
摘  要:
3%甲维盐微乳剂防治稻纵卷叶螟的田间药效实验结果表明,每亩施用有效成分1.35g,药后1d、3d、7d的防治效果分别为70.33%、76.09%、80.95%;施用2.25g,药后1d、3d、7d的防治效果分别为82.57%、86.75%、90.34%。对照药剂40%毒死蜱乳油亩用有效成分30.0g,药后1d、3d、7d的防治效果分别为65.67%、70.34%、73.23%。试验药剂在施药后1d,防治效果即达到70%以上,说明该药剂作用速度快,并且在施药后7d还能有效控制害虫的危害,说明该药剂持效期较长。
译  名:
Field Trails of 3% Emamectin Benzoate ME on Cnaphalocrocis medinalis Guenee
作  者:
CHEN Ming-yan,SHAO Yan-po,LIU De-ru,WANG Hong-nian,PANG Yun-hong(The Chemical Center of Qingdao Hansen Bio-science and technology Co.,Ltd.,Shandong Qingdao 266601,China)
关键词:
enaectin benzoate;Cnaphalocrocis medinalis Guenee;efficacy
摘  要:
The field trials of 3% emanectin benzoate ME on Cnaphalocrocis medinalis Guenee were carried out.The results showed that at 1 d,3 d,7 d after application the efficacy of 3% emanectin benzoate ME at 1.35 g a.i./666.7m2 was 70.33%,76.09%,80.95%,and the efficacy of 3% emanectin benzoate ME at 2.25 g a.i./666.7m2 was 82.5%,86.75%,90.34%,but the efficacy of 40% chlorpyrifos EC at 30.0 g a.i./666.7m2 was 65.67%,70.34% and 73.23%,respectively.The result showed that 3% emanectin benzoate ME was better than 40% chlorpyrifos EC against Cnaphalocrocis medinalis Guenee.

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