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70.5% 2甲·唑酮WG防治夏玉米田香附子试验

Harrier(MCPA-Na and Carfentrazone-ethyl) 70.5% WG on Control Cyperus rotundus in Summer Corn Field

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【作者】 段美生; 赵士领; 杨丽霞; 李丽珍;

【Author】 DUAN Mei-sheng1, ZHAO Shi-ling2, YANG Li-xia2, LI Li-zhen1 (1.The Agriculture Bureau of Handan City in Hebei Province, Handan 056001, Hebei, China; 2.The Agriculture Bureau of Yongnian County in Hebei Province, yongnian 057150, Hebei, China)

【机构】 河北省邯郸市农业局; 河北省永年县农业局;

【摘要】 70.5% 2甲·唑酮(哈利)WG防治夏玉米田香附子的试验结果表明:在香附子9~11叶期,使用70.5%哈利WG675~900g/hm2,茎叶喷雾,用药后45d防效为85.2%~93.5%,有较好的防除效果,收获时测产表明对玉米有增产效果,田间观察对玉米安全;大面积示范也取得了良好的效果。

【Abstract】 The field trial showed that Harrier(MCPA-Na and carfentrazone-ethyl) 70.5% WG had a good control effect against weed Cyperus rotundus L. in summer corn field. Harrier 70.5% WG applied during 9-11 leaf of weed Cyperus rotundus L. had 85.2-93.5% control efficacy after treat 45 days. It was safe for corn and weed control with the herbicide significantly improved corn yield. The greater area application also has the good result.

【关键词】 哈利; 夏玉米; 香附子; 防治;
【Key words】 Harrier; summer corn; Cyperus rotundus L.; control effect;
  • 【文献出处】 农药 ,Agrochemicals , 编辑部邮箱 ,2008年09期
  • 【分类号】S451.2
  • 【被引频次】1
  • 【下载频次】83
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