基于遥感数据的地上生物量估计模型

基于遥感数据的地上生物量估计模型

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Initial contribute: 2018-12-04

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Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
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Method-focused categoriesData-perspectiveRemote sensing analysis

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Chinese {{currentDetailLanguage}} Chinese

基于遥感数据的地上生物量估计模型

Monteith1972)证明总的干物质的产出可表示为:

 
 


式中,M是总的干生物量;n是时间指数;是光化学效率因子;是光合作用有效辐射的吸收比例;是处于的电磁波谱范围内的能量比例 ;S是总的入射太阳辐射;C是农作物的胁迫指数,它的计算公式如下:

 
 

 

式中,

 
 


分别是实际蒸散率和潜在蒸散率;是湿度计常数;是农作物对水蒸气传输的阻力;是空气动力学阻力;是水分充足条件下农作物对水蒸气传输的阻力;是饱和水蒸气压在冠层温度与气温处的斜率。

参考文献

    Asrar G,Kanemasu E T,Jackson R Det al;利用遥感数据估计总的地上生物量。RemoteSensing of Environment,1985,17

 

How to Cite

《资源环境数学模型手册》 (2018). 基于遥感数据的地上生物量估计模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/30f2f0c5-cac2-4194-84f4-7e7c9a04a7e2
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Last modifier : 
haolingchen
Last modify time : 
2020-10-29
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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 : 
haolingchen
Last modify time : 
2020-10-29
Modify times : 
View History

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