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Position: Home > Articles > 10%四氯虫酰胺悬浮剂对甜菜夜蛾的室内毒力测定及田间药效评价 Modern Agrochemicals 2019 (4) 39-40,44

10%四氯虫酰胺悬浮剂对甜菜夜蛾的室内毒力测定及田间药效评价

作  者:
范晓溪
单  位:
沈阳中化农药化工研发有限公司新农药创制与开发国家重点实验室
关键词:
四氯虫酰胺;甜菜夜蛾;室内毒力;田间药效
摘  要:
为明确10%四氯虫酰胺悬浮剂对甜菜夜蛾的防治效果,开展了室内毒力测定和田间药效评价.结果表明:四氯虫酰胺对甜菜夜蛾具有较好的防治效果,95%四氯虫酰胺原药对甜菜夜蛾的LC50值为0.123 7 mg/L.10%四氯虫酰胺悬浮剂有效成分用量为30~60 g/hm~2时,药后3 d、7 d、10 d对甜菜夜蛾的田间防治效果大于90%.
作  者:
Fan Xiao-xi;State Key Laboratory of the Discovery and Development of Novel Pesticide, Shenyang Sinochem Agrochemicals R&D Co.;
单  位:
Fan Xiao-xi%State Key Laboratory of the Discovery and Development of Novel Pesticide, Shenyang Sinochem Agrochemicals R&D Co.
关键词:
silv chong xian'an;;Spodoptera exigua;;toxicity;;field trail
摘  要:
In order to provide the basis for the new pesticide application, the control of effect silv chong xian'an 10% SC to Spodoptera exigua were studied in laboratory and field trails. The results showed that Silv chong xian'an had good control effects on Spodoptera exigua, and LC50 value was 0.334 5 mg/L. The control effects of silv chong xian'an 10% SC30-60 g/hm~2 were more than 90% on the third day, seventh day and the tenth day after spraying.

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