24%烯草酮EC防除春油菜田野燕麦药效试验

Control Effect of 24% Clethodim EC against Oat Grass in Spring Rape Field

24%烯草酮EC225mL/hm2于油菜2～5叶期、野燕麦为2～5叶期喷雾处理,防除野燕麦效果达85%以上,对油菜安全,增产显著,增产效果达19%以上。

The control effects of 24% clethodim EC were above 85% at the rate of 225 mL/hm^2, which being sprayed in 2 to 5 leaves stage of rape or in 2 to 5 leaves stage of oat grass, It was safe to spring rape; the yield of rape increased more than 19%.