烟草苗床期杂草药剂防效试验  

Weed Control in Tobacco Seedbed with Herbicides

作　　者：张永春[1] 关国经[1] 商胜华[1] 

机构地区：[1]贵州省烟草科学研究所,贵阳550003

出　　处：《贵州农业科学》2002年第3期32-34,共3页Guizhou Agricultural Sciences

摘　　要：对斯美地水剂等 4种药剂防除烟草苗床期杂草的试验结果表明 ,32 .7%斯美地水剂、35 %适每地水剂、98%必速灭颗粒剂、棉隆等 4种药剂对烟草苗床期杂草均有较好的防除效果 ,能有效地防除禾本科、蓼科、苋科、鸭跖草科、菊科等烟草苗期主要杂草 ;对苗床期次要杂草石竹科、茜草科、豆科等的防效高达10 0 %。有的次要杂草 (如莎草科的香附子 )Four herbicides were tested to control weeds in tobacco seedbed. The result showed that 32.7% Simeidi, 35% Shimeidi, 98% Bisumie and Mianlong were more effective in controlling main weeds of Families Graminieae, polygonaceae, Amaranthaceae, Commelinaceae and Compositae, and had 100% control effect to secondary weeds of Families Caryophyllaceae, Rubiaceae and Leguminosae. But the weed Cyperus rotundus showed high tolerence to four herbicides.

关 键 词：烟草 苗床杂草 药剂防治 药效试验 除草剂 

分 类 号：S451.223[农业科学—植物保护]