热带生态系统中的太阳辐射和生产力模型

热带生态系统中的太阳辐射和生产力模型

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Contributor(s)

Initial contribute: 2018-12-04

Authorship

Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
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Method-focused categoriesProcess-perspectivePhysical process calculation

Model Description

Chinese {{currentDetailLanguage}} Chinese

热带生态系统中的太阳辐射和生产力模型

(1)整个系统效率的计算公式:

 

式中,农作物或者天然群落以效率 生产的干物质被定义为任意时期光合作用储存的净太阳能;是几何因子;是大气层传输因子;是光谱因子;是光化学效率;是中途拦截效率;是扩散效率;是呼吸作用因子。

(2)暴露在直射光下的叶片面积 :

 

式中,1-s是在组成单位叶面积指数的树叶层上的中途拦截的辐射部分;L是总的叶面积指数。

(3)被照射的叶片的总光合作用为:

 

式中,ab是强光和弱光条件下的因子;I是水平树叶的辐射。

 

参考文献

MonteithJL:热带生态系统中的太阳辐射和生产力。Journalof Applied
Ecology,1972,9(3)

How to Cite

《资源环境数学模型手册》 (2018). 热带生态系统中的太阳辐射和生产力模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/d0ce0060-615f-4285-99a3-a863f1ff041f
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Contributor

Initial contribute: 2018-12-04

Co-contributor(s)

Authorship

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

History

Last modifier : 
YY
Last modify time : 
2020-12-17
Modify times : 
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