营养元素平衡状况度量模型

营养元素平衡状况度量模型

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contributed at 2018-12-04

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Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
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Classification(s)

Earth System SubjectEarth Surface SystemAnthroposphere
Geography SubjectHuman GeographyAgricultural Geography

Detailed Description

营养元素平衡状况度量模型

(1)养分库的亏盈量模型

式中,为某输入途径的养分输入量,Oj为某输出途径的养分输出量;mn分别为养分的输入和输出途径数;Bk为平衡值。

(2)顺向指标(养分平衡程度)模型:

    

参考文献:

    秦祖平,徐琪,熊毅:太湖地区两种稻麦轮作制中营养元素的循环。生态学报,1989,93

How to cite

《资源环境数学模型手册》 (2018). 营养元素平衡状况度量模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/33aa889c-c7bf-49b0-9f52-3b4abf662776
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Contributor

contributed at 2018-12-04

Authorship

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

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