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50％乙草胺乳油是旱地选择性芽前除草剂。我们于1990年5～7月在惠水县农场进行了应用技术试验,现将结果简报如下。一、材料与方法供试药剂为50％乙草胺乳油(昆山化工厂产)。用工农-16型背负式手动喷雾器喷雾。试验地为砂质土壤,肥沃,土层厚。主要杂草是马唐,其次是辣子草、竹叶草等。试验设3个处理,即每亩35克、55克、75克,以不用药为对照。随机区组排列,3次重复,共12个小区,每小区面积6米~2.
50% acetochlor EC is a selective dry herbicide. We conducted the application technology test in Huishui County Farm from May to July 1990, and the result is as follows. First, the material and method for the test agent is 50% acetochlor EC (Kunshan Chemical Plant). Spray with a worker-peasant-16 knapsack sprayer. Test for the sandy soil, fertile, thick soil. The main weed is crabgrass, followed by spicy grass, bamboo grass and so on. Experiment set up three treatments, that is, 35 grams per acre, 55 grams, 75 grams, with no medication as a control. Random block arrangement, 3 repetitions, a total of 12 districts, each district area of 6 m ~ 2.