The control effect of 5.833%Derby is very well,it is safe for naked barley when it is used about 20g/667m~2 through experimentation and applied broadly in naked barley field.

• 通过田间试验及大田示范；使用20g/667m2的5.；83%25麦喜悬浮剂防除杂草效果较好；且安全、效益明显。