大蒜播种后覆膜前,可以选用绿麦隆、异丙隆、农思它、乙草胺、大惠利、施田补等药剂化除。每亩用25%绿麦隆可湿性粉剂300克喷雾,可以防除牛繁缕、看麦娘等一年生禾本科杂草和阔叶杂草。绿麦隆药效期长、效果好,但大面积应用安全性较差,使用计量高时对蒜头产量有影响,频繁使用对 Garlic sowing before sowing, you can use chlorotoluron, isoproturon, agricultural thinking it, acetochlor, a large benefit, Shi Tianbu and other pharmaceutical addition. Spray 25 grams per acre with 25% Chlorothalonil wettable powder to control annuals of gramineous weeds and broad-leaved weeds such as Amanita and Amanita. Chlorotoluron long duration, the effect is good, but the application of large areas of poor security, the use of high metering of garlic production impact, frequent use of