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41%农达防除休闲耕地杂草试验研究
引用本文:耿贵工. 41%农达防除休闲耕地杂草试验研究[J]. 青海农林科技, 2007, 0(2): 14-16
作者姓名:耿贵工
作者单位:青海省农林科学院植保所,青海,西宁,810016
摘    要:采用农达防除休闲耕地杂草,结果表明:41%农达对苣荬菜的适用剂量(有效量)以3000mlhm-2为宜;野胡萝卜为1125mlhm-2,西伯利亚蓼为2250mlhm-2;旱雀麦等一年生杂草为1500mlhm-2,在杂草株高5~10cm时茎叶喷雾,防效可达80%~90%以上。

关 键 词:41  农达水剂  休闲耕地  杂草  株高  防除
文章编号:1004-9967(2007)02-0014-03
修稿时间:2007-03-23

Study on Weeds Control with 41% Roundup in Fallow Fields
GENG Gui-gong. Study on Weeds Control with 41% Roundup in Fallow Fields[J]. Science and Technology of Qinghai Agriculture and Forestry, 2007, 0(2): 14-16
Authors:GENG Gui-gong
Affiliation:Plant Protection Institute, Qinghai Academy of Agriculture and Forestry,Xining Qinghai 810016 China
Abstract:Control weeds with Roundup were tested in fallow fieds of Qinghai. The results showed that the fitting rate of rocket control the Sonchus brachyotus L. was 3000mlha^-1 ; and the Daucus carota L. was 1125mlha^-1 ; and Polygorum sibiricum Laxm was 2250mlha^-1 .For annual weed such as Bromus tectorum Linn was 1500mlha^-1 ,the control effect was 80% - 90% with mist spray to their leaf and stems when height of the weed were 5 - 10cm.
Keywords:41% Roundup aqua  Fallow field  Weed  Height  Control
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