25%苯噻酰·吡嘧泡腾片药效试验  

The Application of 25% Pyrazosulfuron-ethyl·Mefenacet PP for Control of Annual Weeds in Rice Fileds

作　　者：高生[1] 

机构地区：[1]唐山市农药监督管理站,河北唐山063004

出　　处：《河北农业科学》2006年第3期79-80,共2页Journal of Hebei Agricultural Sciences

摘　　要：采用田间对比试验方法，研究了25％苯噻酰·吡嘧泡腾片防除水稻移栽田1a生杂草的效果。结果表明：2775～5550g／hm^2能有效防除水稻移栽田稗草、异型莎草等一年生杂草，药后28d对稗草、异型莎草的株防效和鲜重防效均在88％以上。在推荐用量下，对水稻安全。Field trials showed that 25% Pyrazosulfuron-ethyl· Mefenacet PP 2 775 -5 550 g/hm^2 could control the annual weeds in rice fields such as barnyardgrass, difformed galingale and so on. After applying the herbicide 28 days, the effects to control Barnyardgrass and Difformed Galingale were over 90%. With usage dosages recommended, the applying was safe for rice plant.

关 键 词：25%苯噻雌·吡嘧泡腾片 水稻田 杂草 除草效果 

分 类 号：S482.4[农业科学—农药学]