森林资源退化和再生的数学模型

森林资源退化和再生的数学模型

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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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Application-focused categoriesNatural-perspectiveLand regions

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Chinese {{currentDetailLanguage}} Chinese

森林资源退化和再生的数学模型

(1) 森林退化模型:

考虑在一个简单的封闭区域中森林生长的容量

式中,Laplace扩散算子;处和时间时的森林生物量和工业化压力;分别是森林生物量和工业化压力的物种增长率;分别是它们的承载力;分别是它们的扩散系数;是森林生物量退化系数。

的物种增长率;KL分别是它们的承载力;D

(2)退化和森林再生的组合模型:

式中,是森林再生效果。

 

参考文献

Shukla J B,Freedman H I,Pal V N et al:森林资源的退化和再生――一个数字模型。Ecological Modelling,1988,44

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How to Cite

《资源环境数学模型手册》 (2018). 森林资源退化和再生的数学模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/186bf5b0-ddce-4dee-916f-a805cfddf9ab
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Last modifier : 
XiaoYu He
Last modify time : 
2020-12-29
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Contributor(s)

Initial contribute: 2018-12-04

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Authorship

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

History

Last modifier : 
XiaoYu He
Last modify time : 
2020-12-29
Modify times : 
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