香料作物茅香,有较高的经济价值。而茅香四草害严重,一般头熟田需除草4—5次,二熟田2—3次,全年用工20个左右。草害造成减产一般在3成左右,严重时失收。1984—1985年,我们对茅香田的杂草进行了调查,并开展了化学除草试验。参试除草剂有敌草隆、伏草隆、除草醚、氟乐灵和拉索等。以亩用25％敌草隆可湿粉0.2—0.3公斤,兑水40公斤在头熟茅香出苗前士表喷雾,对荠 Fragrance crop hilly, has high economic value. The Fragrant grass four serious harm, the first mature field needs weeding 4-5 times, two mature fields 2-3 times, annual employment of 20 or so. Grass cut damage caused by the general about 3 percent, serious loss. From 1984 to 1985, we investigated the weeds in Mao Xiang Tian and conducted chemical weeding experiments. Test herbicides Diuron, Fusulin, weeding ether, trifluralin and cable and so on. To mu 25% Diuron Long wettable powder 0.2-0.3 kg, watered 40 kg Prehousy incense in front of the table spray, water chestnuts