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通过对 6种除草剂除草药效的筛选试验 ,结果表明农民乐是防除假高粱植株有显著效果的除草剂。经对农民乐有效剂量和施药时期试验表明 ,最佳施药期是主株在 1 0片叶前 ,农民乐使用剂量为 0 53g/m2 ;而当假高粱主株进入抽穗结实期后 ,使用剂量则需增至0 6 8g/m
Through the herbicidal efficacy of six kinds of herbicide screening test, the results show that farmer music is to prevent the fake sorghum plants have a significant effect of herbicides. The effective dose of pesticide and pesticide application showed that the optimal application period was 10 53 leaf / leaf before the main plant was used. When the main sorghum plant entered the heading stage, Use the dose to be increased to 0 6 8g / m