40%快灭灵防除春小麦田杂草效果

Effect of carfentrazone-ethyl to Control Weed in Spring Wheat Fields

田间小区试验结果表明，４０％快灭灵干燥悬浮剂对春小麦田的藜、本氏蓼、卷茎 蓼、香薷、鼬瓣花、苍耳等阔叶杂草有良好的防除效果。在小麦３～４叶期，阔叶杂草株高 ３－５ｃｍ时，用４０％快灭灵干燥悬浮剂５６．２５～７５．０ｇ／ｈｍ２进行茎叶喷雾，在此推荐剂量范围 内除草效果好，对小麦安全，增产明显。

Herbicide carfentrazone-ethyl were applied in the spring wheat fields after wheat seed germination. The results showed that the effects of control to broad leaves weeds were good with carfentrazone-ethyl 56.25-75.0g/hm2, and no phytotoxicity to spring wheat seedling were observed.