炼山后杉木人工林地养分流失定量分析模型

炼山后杉木人工林地养分流失定量分析模型

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contributed at 2018-12-04

Authorship

Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
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Geography SubjectPhysical GeographyEcosystem

Detailed Description

炼山后杉木人工林地养分流失定量分析模型

 

(1) 养分流失量的预测模型:

式中,Y为上述各养分的含量;X为观测年时间序列;AB为参数。

(2) 年时间序列对各养分流失量效应的弹性系数()

式中,当1时,效应处于递增阶段;当0时,效应处于负效应阶段;当01时,效应处于递减阶段

(3) 年时间序列对各养分流失量的边际量分析:

参考文献

林思祖:炼山对杉木人工幼林养分流失影响的定量研究。自然资源学报,1997,12(3)

How to cite

《资源环境数学模型手册》 (2018). 炼山后杉木人工林地养分流失定量分析模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/fb0c13d9-0b6c-4e99-9414-e19d2d52aa34
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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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