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高粱田高粱幼苗小,生长缓慢,杂草危害较为严重,主要杂草有:野燕麦、马唐、牛筋草、狗尾草、稗草、反枝苋、牛繁缕、猪殃殃、马齿苋、刺儿菜等。高粱苗期是防除田间杂草的关键时期,但是高粱种子小,在萌芽期抗药力极弱,易产生药害,应注意安全施药。(一)播后苗前土壤处理每亩用25%绿麦隆可湿性粉剂200克,或20%敌草隆可湿性粉剂200克,对水后均匀喷洒在土表层,可防除多种禾本科杂草和部分阔叶杂草。每亩也可用80%去草净可湿性粉剂72～150克,或
Sorghum field sorghum seedlings small, slow growth, weeds more serious damage, the main weeds are: wild oats, crabgrass, tendon grass, Setaria viridis, Amaranthus retroflexus, Niu Fan, Galium apricot, purslane , Spiny vegetables and so on. Sorghum seedling is the key period to control weeds in the field, but the sorghum seed is small, very weak in the germination period, easy to produce phytotoxicity, should pay attention to safe application. (A) after sowing seedlings before the soil treatment per acre with 25% chlorotoluron wettable powder 200 g, or 20% diuron wettable powder 200 g, evenly sprayed on the surface of the water after the earth can prevent a variety of grasses Weeds and some broadleaf weeds. 80% can also be used per acre to grass net WP 72 to 150 grams, or