丁虫腈5%悬浮剂防治二化螟田间药效试验

Field Efficacy Test of Flufiprole 5% SC control Chilo

丁虫腈5%悬浮剂防治二化螟,按推荐剂量40-50ml/667m2试验,结果表明,对1-2龄幼虫效果较明显,最佳施药时期为二化螟1-2龄幼虫期。防治效果可达87.5%。

Flufiprole 5% SC control chilo,the experiment according to the recommended doae：40- 50ml/667m^2 ,It shows that：Flufipmle 5%SC have significant efficacy to 1 -2 instar larvae. SO,the key period that control chilo is 1 -2instar larvae. The control effect is high up to 87.5%.