杂草科学
雜草科學
잡초과학
WEED SCIENCE
2014年
4期
58-61
,共4页
叶照春%何永福%李鸿波%杨雨环%朱峰%张昌容%陆德清
葉照春%何永福%李鴻波%楊雨環%硃峰%張昌容%陸德清
협조춘%하영복%리홍파%양우배%주봉%장창용%륙덕청
莠去津%复配剂%玉米%杂草%防除效果
莠去津%複配劑%玉米%雜草%防除效果
유거진%복배제%옥미%잡초%방제효과
atrazine%compound agent%maize%weed%control effect
为降低莠去津对后茬作物的危害及环境的污染,选用3种莠去津复配制剂(20%烟嘧·莠去津可分散油悬浮剂、25%硝磺草酮·莠去津悬浮剂、50%硝磺草酮·莠去津·乙草胺悬乳剂)进行玉米田杂草防除效果研究,为田间合理选用除草剂提供依据。结果显示,3种复配剂对玉米地田间杂草群体防效均较好,药后45 d杂草群体株防效在84.00%以上、鲜质量防效在97.00%以上,25%硝磺草酮·莠去津悬浮剂对狗尾草防效较差,说明各复配剂能有效防除玉米地田间杂草且对玉米生长安全。
為降低莠去津對後茬作物的危害及環境的汙染,選用3種莠去津複配製劑(20%煙嘧·莠去津可分散油懸浮劑、25%硝磺草酮·莠去津懸浮劑、50%硝磺草酮·莠去津·乙草胺懸乳劑)進行玉米田雜草防除效果研究,為田間閤理選用除草劑提供依據。結果顯示,3種複配劑對玉米地田間雜草群體防效均較好,藥後45 d雜草群體株防效在84.00%以上、鮮質量防效在97.00%以上,25%硝磺草酮·莠去津懸浮劑對狗尾草防效較差,說明各複配劑能有效防除玉米地田間雜草且對玉米生長安全。
위강저유거진대후치작물적위해급배경적오염,선용3충유거진복배제제(20%연밀·유거진가분산유현부제、25%초광초동·유거진현부제、50%초광초동·유거진·을초알현유제)진행옥미전잡초방제효과연구,위전간합리선용제초제제공의거。결과현시,3충복배제대옥미지전간잡초군체방효균교호,약후45 d잡초군체주방효재84.00%이상、선질량방효재97.00%이상,25%초광초동·유거진현부제대구미초방효교차,설명각복배제능유효방제옥미지전간잡초차대옥미생장안전。
To reduce the hazards of atrazine to the succeeding crop and environment pollution and to provide a basis for ra-tional use of herbicides,the efficacy of three atrazines mixtures 20%nicosulfuron· atrazine dispensed oil suspension con-centrate,25% mesotrione · atrazine suspension concentrate and 50% mesotrione · atrazine · acetochlor on weeds was comparatively evaluated in a corn field.Efficacy of those three atrazine mixtures on weeds in corn field was excellent, strain and fresh weight control efficiency on weed population was above 84%and 97%,respectively,45 days after applica-tion.The effect of mesotrione· atrazine 25%SC on Setaria viridis ( L.) Beauv was rather poor.It indicated that atrazi-na-containing products can effectively control weeds in corn fields without crop injury.