33%二氯喹啉酸·莠去津可分散油悬浮剂对高粱田间杂草的防除效果

Control Effect of 33% Dichloroquinolinate·Atrazine Dispersible Oil Suspension on Weeds in Sorghum Field

为解决高粱田杂草防除难、无专用除草剂的问题,研究二氯喹啉酸和莠去津复配对高粱田杂草的防除效果及对高粱发育的影响和安全性。结果表明,33%二氯喹啉酸·莠去津可分散油悬浮剂可有效控制高粱田杂草,推荐用量为742.5~990.0 g/hm^2(有效成分),药后35 d对杂草的总体防效可达到97.85%。33%二氯喹啉酸·莠去津可分散油悬浮剂可作为高粱田专用除草剂,能够有效防除高粱田杂草,且安全性好。

To solve the problem that it is difficult to control weeds in sorghum field and there is no special herbicide,the control effect of Dichloroquinolinate and Atrazine on weeds in sorghum field and the influence and safety on sorghum development were studied.The results showed that 33% Dichloroquinolinate·Atrazine dispersible oil SC could effectively control weeds in sorghum field.The recommended dosage was 742.5-990.0 g/hm^2(effective ingredient),and the overall control effect of 33% Dichloroquinolinate·Atrazine dispersible oil SC on weeds could reach 97.85% after 35 d.33%Dichloroquinolinate·Atrazine dispersible oil SC can be used as a special herbicide in sorghum field,which can effectively control weeds in sorghum field with good safety.