土壤卫生

  • 网络Hygiene of Soil;soil and hygiene
土壤卫生土壤卫生
  1. 为制定西玛津对土壤卫生标准,确定国家标准分析方法,故进行本题研究。

    To make health standard of simazine for soil and define nation standard analytical method this subject was researched .

  2. 土壤铜卫生标准的现场调查

    Investigation of Sanitary Standard of Soil Copper in Field

  3. 结果该方法的稳定性和精确性均较好,18个灭螺现场土壤样品砷含量均低于国家土壤卫生标准的要求。

    Result In all of the soil samples , the arsenic contents did not exceed the national health criterion .