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克阔乐24%EC防除花生田杂草药效及安全性研究
WEED CONTROL EFFICACY AND CROP SAFETY OF COBRA 240 EC IN PEANUT
【作者】 由振国; 谢召彦; 黄恒福; 宋协松; 陈文芳; 刘宇; 张平磊;
【Author】 You Zhenguo;Xie Zhaoyan;Huang Hengfu;Song Xiesong;Chen Wenfang;Liu Yu;Zhang Pinglei;AgrEvo(China) Co,LTD;Guangdong Plant Protection Station;Shandong Peanut Institute;West Suburb Farm;Xinxiang Plant Protection;
【机构】 德国艾格福(中国)有限公司开发部; 广东省植保站; 山东省花生研究所; 北京西郊农场; 河南省新乡植保站;
【摘要】 大田试验表明,克阔乐24%EC(Cobra240EC)在花生田使用高效、安全,每亩制剂用量南方20ml~30ml,北方25ml~35ml,可有效防除花生田内各种阔叶杂草,增产显著,是目前花生田优秀的苗后茎叶除阔叶草除草剂。与威霸、精禾草克等多种苗后茎叶处理禾本科除草剂配合施用,先常量施用威霸、禾草克等禾本科苗后除草剂,1天后再用克阔乐,则可全面经济有效地解除花生田各种主要单双子叶杂草之危害。
【Abstract】 Field trials were conducted in 1997 and 1998 to determine the selectivity and weed control efficacy of Cobra 240 EC in peanut.Cobra 240 EC gave excellent crop safety and excellent weed control performance when applied post- emergently in peanut,with an average control percentage ranging from 90%~ 99%against various broadleaf weeds including Amaranthus retroflexus,Portulaca oleracea,Acalypha australis and Eclipta prostrata at rate of 30 ~ 35ml/mu(108 ~ 126 g ai/ha).Cobra used 1day after grassy herbicides such as Whip Super 75 EW and NC302 at normal rate,provided excellent control of various grasses and dicot weeds.
【Key words】 Cobra 240EC; peanut; broadleaf weeds; postemergently; tankmix;
- 【会议录名称】 面向21世纪中国农田杂草可持续治理——第六次全国杂草科学学术研讨会论文集
- 【会议名称】第六次全国杂草科学学术会议
- 【会议时间】1999-03-01
- 【会议地点】中国广西壮族自治区南宁
- 【分类号】S451.224
- 【主办单位】中国植物保护学会杂草学分会(The Weed Science Branch of China Society of Plant Protection)