化学除草剂防除苗圃杂草  

Controlling Weeds in Nursery by Chemical Herbicide

作　　者：艾云庆 

机构地区：[1]同仁县苗圃,青海同仁811300

出　　处：《青海农林科技》2003年第4期63-64,共2页Science and Technology of Qinghai Agriculture and Forestry

摘　　要：1999—2000年同仁县苗圃开展利用化学除草剂防除苗圃杂草试验,经过对5种用药量及配比浓度分析,得出在本地区最佳的防除苗圃杂草化学除草剂用药量为:施绿黄隆60g·hm-2,施2.4 D丁酯乳油1050g·hm-2;配比浓度为:含绿黄隆0.027%,含2.4 D丁酯乳油0.47%的溶液。Controlling weeds test were controlled by chemical herbicide during 1999—2000 in Tong-ren county Nursery.Amount required and batch concerntration of 5 herbicides were analyzed.The results showed,chlorotoluron applied 60g·hm^(-2),2.4-D butyl ester EC applied 1050g·hm^(-2) of amount required,and 0.027%·chlorotoluron,0.47% 2.4-D butyl ester of batch concerntration were most effective.

关 键 词：化学除草剂 杂草防除 苗圃杂草 用药量 配比浓度 

分 类 号：S451.2[农业科学—植物保护]