盖草能由美国陶氏化学公司研制，是阔叶作物苗后选择除草剂，具内吸传导性，禾本科杂草茎叶经药处理后很快被吸收输导到整个植株，5～10天后杂草变黄枯萎死亡。经几次在柑桔苗圃使用，效果很理想。盖草能主要防看麦浪、野燕麦、牛筋草、稗草、狗尾草等一年生和狗牙根、白茅、获 Cover grass can be developed by the United States Dow Chemical Company, is the choice of broad-leaved crop seedlings herbicides, with internal absorption conductivity, grass weeds stems and leaves quickly after treatment by the absorption of the entire plant absorption, 5 to 10 Weeds droop after days of death. After several times in the citrus nursery, the effect is very satisfactory. Cover grass can mainly look at wheat waves, wild oats, tendon grass, barnyard grass, Setaria and other annual and bermudagrass, Imperata received