26%除莠定水剂防除春麦田阔叶杂草药效研究  

Control Effect of 26% Picloram AS against Broad Leaf Weeds in Spring Wheat Field

作　　者：郭良芝[1] 王永军 郭青云[1] 辛存岳[1] 魏有海[1] 翁华[1] 

机构地区：[1]青海省农林科学院植保所,青海西宁810016 [2]甘肃山丹中牧马场一场,甘肃山丹734000

出　　处：《青海农林科技》2008年第2期4-5,40,共3页Science and Technology of Qinghai Agriculture and Forestry

基　　金：青海省科学技术厅项目2001-N-503

摘　　要：26％除莠定AS1200ml·hm^-2，于小麦3—4叶期喷雾处理，防除阔叶杂草效果达60％以上，对小麦安全，增产显著，达10％以上。The control broad leaf weeds effects were above 60% with 26% Picloram AS at the rate of 1200ml · hm^-2 ,which being sprayed in 3 -4 leaves stage of broad leaf weeds. It was safe to spring wheat;the yield of wheat increased above 10%.

关 键 词：20%除莠定AS 阔叶杂草 春小麦 防除效果 

分 类 号：S451.2[农业科学—植物保护]