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克稗灵商品药为20%可湿性粉剂每亩用100克,兑水60公斤,叶面喷雾在稗龄4.5叶期,水
Grams of barnyardin drug 20% of the wettable powder 100 grams per mu, watered 60 kg, foliar spray at the age of 4.5 leaf age, water