36%唑草酮·苯磺隆水分散粒剂防除冬小麦田一年生阔叶杂草田间药效评价  

Carfentrazone·Tribenuron 36% WG Controlling annual Broadleaf Weeds in Winter Wheat Field

作　　者：王素平[1] 程亚樵[1] 张志刚[1] 宋语娇[1] 

机构地区：[1]河南农业职业学院,河南中牟451450

出　　处：《农药》2013年第2期139-141,共3页Agrochemicals

摘　　要：[目的]通过田间药效试验验证,36%唑草酮.苯磺隆水分散粒剂可防除冬小麦田一年生阔叶杂草,并有良好的增产效果。[方法]在小麦拔节期进行茎叶喷雾施药。[结果]药后20 d总株防效可达81.4%～88.4%,药后40 d鲜质量总防效可达82.6%～90.4%,小麦增产率为12.6%～18.0%。[结论]该药剂对小麦安全,适宜推荐剂量为32.4～43.2 g/hm2。[Aims] This paper aims to verify the carfentrazone, tribenuron 36% WG has good herbicidal effect on annual broadleaf weeds and can increase the production of wheat. [Methods] Foliage spray was carried out in the jointing stage of wheat. [Results] In 20 days after spraying, the preventing effect was 81.4 to 88.4% for each plant and the fresh and heavy effect was 82.6 to 90.4% after 40 days, the rate of increase production was 12.6 to 18.0%. [Conclusions] The herbicide was safe to wheat, and the recommend dosage is 32.4 to 43.2 g/ha.

关 键 词：唑草酮·苯磺隆 冬小麦 阔叶杂草 除草活性 

分 类 号：S451.221[农业科学—植物保护]