耕作和化学除草对大豆田杂草数量的影响  

Effect of Cultivation and Chemical Weed Control on Population of Weeds in Soybean Fields

作　　者：王宇[1,2] 陈铁保[1,2] 杨绍义 黄春艳[1,2] 曲洪君 邓英杰[1,2] 

机构地区：[1]黑龙江省农科院植保所 [2]黑龙江省花园农场

出　　处：《黑龙江农业科学》1999年第2期21-22,共2页Heilongjiang Agricultural Sciences

摘　　要：耕作和化学除草对大豆田杂草数量影响的研究结果表明，药剂除草结合两次中耕，辅以一次人工拔大草。The effect of cultivation and chemical weed control on population of weeds in soybean fields was studied. The result showed that chemical weed control together with two times of cultivation and pulling up big weeds one time, could control weeds effectively and economically.

关 键 词：耕作 化学除草 大豆田 杂草 数量 

分 类 号：S565.105[农业科学—作物学] S451.221