【摘要】 室内外测定了4种酰胺类除草剂对玉米安全性及药效。结果表明 :异丙甲草胺与异丙草胺对玉米安全性最高 ,甲草胺次之 ,乙草胺对玉米苗期有药害。田间测产证明异丙甲草胺与异丙草胺对玉米增产明显 ,而乙草胺同人工除草对比略有减产。田间药效表明乙草胺对杂草防除效果最高更多还原

【Abstract】 Experiments on control effects and safety evaluation of 4 acyl amino herbicides on maize were conducted in Lab and filed.Lab test showed that,the most safe herbicides to maize were:metolachlor,propisochlor>alachlor>acetochlor.Alachlor had detrimental sfeects on maize seedlings.Field trial showed that metolachlor and propisochlor significantly increased maize production.Acetochlor was most effective on weed control,but maize production was sligtly lower that of hand control.更多还原