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一、实验目的比较苯磺隆与二甲四氯除草效果,明确苯磺隆药剂的优缺点二:材料与方法(一)供试药剂:1 10%苯磺隆可湿性粉剂.2 20%二甲四氯水剂.3 植物杀虫增效剂.(二)试验作物及防除对象:148团技术组春麦田防除阔叶杂草.
First, the purpose of the experiment Comparison of trimethoprim and MCPA weeding effect, clear advantages and disadvantages of tribenuron-methyl agent II: Materials and methods (a) test agents: 10% tribenuron-methyl WP 2 .2% A tetrachloride agent .3 plant insecticide synergist. (Two) test crop and control object: 148 group technology spring wheat field control broad-leaved weeds.