摘要
防除草坪中双子叶杂草用７２％的２，４－Ｄ丁酯０．７５～０．９８ｋｇ／ｈｍ２或７２％的２甲４氯１．５ｋｇ／ｈｍ２，株防效为８６．２％～９６．９％；防除草坪中单子叶杂草可根据草坪的建植年限及草坪草的高度选用１２％的恶草灵３．６～４．２ｋｇ／ｈｍ２或１２．５％的拿扑净０．９ｋｇ／ｈｍ２，防效为８６％～９４．９％；同时防除单、双子叶杂草用恶草灵复配剂３．２～４．０ｋｇ／ｈｍ２或拿扑净复配剂１．７～２．１ｋｇ／ｈｍ２，其防效均在８５％以上。
Dicotyledou weeds were treated with 72% 2,4-D butylate at 0.75kg/hm 2～0.98 kg/hm 2 or with 72% MCPA——Na at 1.50kg/hm 2.That made the control efficiency to 86.2%～96.9%; Monocotyledon weeds were treated with 12% Oxadiazon at 3.6～ 4.0 kg/hm 2 or 12.5% sethoxydim according to planting lawn years and the lawn grass height; That made the control efficiency to 86%～94.9%. Mixture of dicotyledory and monocotyledon weeds were treated by Oxadiazon Compounds at 3.2～4.0kg/hm 2 or by Sethoxydim Compounds at 1.7～2.1kg/hm 2;That made the efficiency of Controll above 85%.
出处
《中国草地》
CSCD
1997年第1期49-52,66,共5页
Grassland of China
关键词
草坪草
杂草
药剂防治
Lawn grass,\ Monocotyledon weeds,\ Dicotyledon weeds,\ Chemical controll
