土壤元素背景值的表达模型

土壤元素背景值的表达模型

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Contributor(s)

Initial contribute: 2018-12-04

Authorship

Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
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Application-focused categoriesNatural-perspectiveLand regions

Model Description

Chinese {{currentDetailLanguage}} Chinese

土壤元素背景值的表达模型

(1) 对于呈正态分布的元素:

式中,是土壤元素背景值的算术平均差;S为其标准差。一般取()表示其背景值范围。

(2) 对于呈对数正态分布的元素:

式中,M为土壤背景值的几何平均值;D为土壤背景值的几何标准差。一般取为背景值范围。

参考文献

孟宪玺等:东北中部地区主要农业土壤中若干金属元素的背景值。生态学报,1985,5(2)

 

How to Cite

《资源环境数学模型手册》 (2018). 土壤元素背景值的表达模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/ea5f7640-e4e9-4070-b542-703aba5656c3
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History

Last modifier : 
zhengzhong
Last modify time : 
2020-10-31
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Contributor

Initial contribute: 2018-12-04

Co-contributor(s)

Authorship

Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
Homepage:  
View
Is authorship not correct? Feedback

History

Last modifier : 
zhengzhong
Last modify time : 
2020-10-31
Modify times : 
View History

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