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在乳山县夏村镇腾甲庄果园。于6月20日地面撒施阿特拉津粉剂和地面喷洒稀释成100倍液的西马津和2·4-D丁脂。每种药的使用面积为半亩,用药量为0.5kg,以不用药为对照。结果三种除草剂中,以西马津的除草效果最佳,阿特拉津次之,2·4-D丁脂较差;但2·4-D丁脂与对照相比,虽然杂草株
Summer Village in Rushan County Teng Jia Zhuang Orchard. On the 20th of June, atrazine was sprinkled on the ground and sprayed with Semaphine and 2.4-D butanol diluted to 100 times on the ground. The use of each drug area of half a mu, the dosage is 0.5kg, without medication as a control. Results Among the three herbicides, Ximazine had the best herbicidal effect, followed by atrazine, while 2,4-D butanol was inferior. However, compared with the control, 2.4-D butanol