1) geological setting content of soil
土壤背景含量
2) background soil
背景土壤
4) background content
背景含量
1.
In this paper the method of distinguishing background content and polluted content for As element of soil based on Hazen probability curve in Tongling diggings were discussed.
选取已知土壤背景含量的铜陵矿区,基于Hazen概率曲线,探讨了土壤污染重金属元素As背景含量与污染叠加含量的区分方法。
2.
In this paper,we discuss the method to distinguish background content from polluted content for Pb element in soil based on Hazen probability curve in Tongling area.
本文选取已知土壤背景含量的铜陵矿区,基于Hazen概率曲线,探讨了土壤污染重金属元素Pb背景含量与污染叠加含量的区分方法。
5) soil background value
土壤背景值
1.
This paper discusnes the soil background values at Yangzhong County where the cancers mortality rate is high in China, and then compares the values with that of Jiangsu Province and China, By the methods of comprehensive efficiency ratio tcorre.
本文对我国癌症高发区扬中县土壤环境背景值作了论述,并与同期调查的全国和江苏省土壤背景值进行对比,采用多元素综合效应比值、相关、多元回归分析法,探讨了癌症发病率与土壤微量元素间的关系。
6) indigenous N supply of soil
土壤背景氮
1.
N-fertilizer application in wheat significantly increased total N, ammonium-N and nitrate-N contents in paddy field, resulting in high indigenous N supply of soil (INS).
结果表明,麦季氮肥的施用明显提高了稻季土壤全氮、铵态氮和硝态氮的含量,造成土壤背景氮偏高。
补充资料：土壤环境背景值(background value of soil environment)
分子式：
CAS号：
性质：又称土壤环境背景值(background value of soil environment)。在土壤未受污染与破坏的情况下，土壤中基本化学元素的正常含量。实际上，只是在土壤相对未受污染的情况下，土壤的基本化学组成。
CAS号：
性质：又称土壤环境背景值(background value of soil environment)。在土壤未受污染与破坏的情况下，土壤中基本化学元素的正常含量。实际上，只是在土壤相对未受污染的情况下，土壤的基本化学组成。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条