养分循环模型

养分循环模型

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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)

Geography SubjectPhysical GeographyEcosystem

Detailed Description

养分循环模型

(1)系统状态模型:

式中,Uij (i=1,2,3,,n,m)为营养元素从分室1,2,3,,n及环境m流人分室Xj的流通率; Vj为从该部分流出的流通率。

(2) 油茶林生态系统氮、磷、钾循环的局部动态模型:

1)  氮循环模型:

2)     磷循环模型:

3)     钾循环模型

式中,,,为油茶林木和林冠下灌丛中氮、磷、钾养分含量; ,,全为枯枝落叶层中氮、磷、钾养分含量; ,,为土壤中氮、磷、钾养分含量; ,,为氮、磷、钾施肥量; ,,为油茶林淋溶水和穿透水中氮、磷、钾含量; ,,为土壤下水中氮、磷、钾含量。

 

参考文献

谭云峰,黄建旗,陈新媛等:油茶林生态系统中营养元素循环的研究。生态学报,1989 9(3)

 

How to cite

《资源环境数学模型手册》 (2018). 养分循环模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/53e0fc7d-4964-439c-8c33-8c0646f152e5
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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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