地下生产模型

地下生产模型

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Contributor(s)

Initial contribute: 2018-12-04

Authorship

:  
岳天祥编著
:  
yue@lreis.ac.cn
:  
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Application-focused categoriesNatural-perspectiveLand regions

Detailed Description

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地下生产模型

(1)总净生产率:

 

 

 

(2)净地上生产率:

 

(3)净地下生产率:

 

(4)活的地下生物量:

 

式中,是根系和根状茎的活的干生物量;是净地上生产;是根系和根状茎的净干物质生产;是总的净干物质生产;是太阳高度角;l是地下生物量的重量损失率;是植冠的总干物质;是地上生产的总累积; F是绿叶重量的份额,即总植冠重量;是植冠顶部的太阳辐射;N是干叶片中的氮浓度;T是大气温度。

参考资料

Morris J T, Houghton R A, Botkin DB: spartina alterniflora下生产的理论限制-建模分析Ecological Modelling, 1984 26

 

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《资源环境数学模型手册》 (2018). 地下生产模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/a6ad5927-cd55-4c4e-a682-a187346fc5f2
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Last modifier
wu kai
Last modify time
2020-12-18
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Contributor(s)

Initial contribute : 2018-12-04

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Authorship

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

History

Last modifier
wu kai
Last modify time
2020-12-18
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