The research result showed that MCPA-sodium was most economical and ef-fective when at the applying rate of 0.08kg/mu,and diluted to the concentrati-on of 1/1000.

 
  • 结果表明:选用2甲4氯钠20%25水剂;亩用药量为0.;08kg;稀释浓度为1‰时是最经济而有效的
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