蓄积量的计算机模拟

蓄积量的计算机模拟

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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

Model Description

Chinese {{currentDetailLanguage}} Chinese

蓄积量的计算机模拟

 

(1)    未成林造林地的进界蓄积量模型:

式中,为人工造林的贡献量;为迹地更新的贡献量。

 

(2)    幼龄林、中龄林和成熟林的蓄积量模型:

式中,分别为幼龄林、中龄林和成熟林的蓄积量变化率;为各龄级林木的年均生长率;为各龄级林木的进界蓄积量比率;为各龄级的损失率。

 

(3)    采伐后的成熟林蓄积量模型:

式中,为年均资源消耗递增率;为时间;其他同上。

 

参考文献:

李飞:我国用材林资源的计算机模拟及其发展趋势预测。自然资源,1994,1

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How to Cite

《资源环境数学模型手册》 (2018). 蓄积量的计算机模拟, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/5e5c7844-ccad-4cc8-82e9-bc5552c044fc
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Last modifier : 
Anxun Ren
Last modify time : 
2020-11-07
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Contributor(s)

initial contribute: 2018-12-04

Authorship

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

History

Last modifier : 
Anxun Ren
Last modify time : 
2020-11-07
Modify times : 
View History

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