30%甲基磺草酮·乙草胺悬浮剂防治玉米田杂草试验  

Test of Controlling Maize Field Grass by 30% Mesotrione·acetochlor

作　　者：孙彦辉[1] 郑宝福[1] 田秀丽[1] 常福明[2] 

机构地区：[1]天津市津南区农林局,天津300350 [2]天津市种子管理站,天津300061

出　　处：《天津农业科学》2008年第1期53-55,共3页Tianjin Agricultural Sciences

摘　　要：利用30%甲基磺草酮.乙草胺悬浮剂在玉米田进行除草试验,从除草效果、安全性和经济成本等综合分析得知,30%甲基磺草酮.乙草胺悬浮剂450 g a.i./hm2处理对阔叶杂草的目测防效和鲜质量防效均在93%以上,对稗草、狗尾草的防效在87%以上,总体防效大于90%,对玉米安全,可根据当地实际情况用于生产。The four different dosage of 30% mesotrione, acetochlor were tested on maize field grass. The analysis of control effect, safe and cost showed that the efficacy of visual control and fresh quality were all over 93% against broad spectrum grass in 450 g a. i./hm^2; it was over 87% against echinochloa crus galli and setaria viridis; the total efficacy were above 90%. So, it was safe to maize and could be used according to fact condition.

关 键 词：甲基磺草酮 乙草胺 杂草 防治效果 

分 类 号：S451.222[农业科学—植物保护]