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一、材料和方法 1.供试药剂:(1)40％快灭灵干燥悬浮剂;(2)75％巨星干燥悬浮剂;(3)48％百草敌水剂。2.试验地杂草:以播娘蒿为主,约占杂草的75％。涩荠,约占25％。3.试验设计:40％快灭灵2～4克;75％巨星0.9～1.3克;48％百草敌15～25克;对照为不施药。共有7个处理,3次重复。 二、结果与分析
First, the material and methods 1 for the test agents: (1) 40% of fast drying Ling suspension concentrate; (2) 75% superstar dry suspension agent; 2. Test weeds: mainly sowing Artemisia annua, accounting for about 75% of weeds. Astringent chestnuts, accounting for about 25%. 3. Experimental design: 40% of the fast extinction 2 ~ 4 grams; 75% superstar 0.9 ~ 1.3 grams; 48% paraquat enemies 15 ~ 25 grams; control is not applied. A total of seven treatment, three repetitions. Second, the results and analysis