水分为限制因子的草地优化收获理论模型

水分为限制因子的草地优化收获理论模型

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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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Method-focused categoriesData-perspectiveGeoinformation analysis
Method-focused categoriesProcess-perspectivePhysical process calculation
Method-focused categoriesProcess-perspectiveBiological process calculation

Detailed Description

Chinese {{currentDetailLanguage}} Chinese

水分为限制因子的草地优化收获理论模型

(1)水分为限制因子的草地植物生物量和土壤水分动态模型:

系统的一般模型:

 

 

式中w,m分别为土壤水分和单位面积的群落生物量;p(t)为降水速率;u(t)为收获比率强度;f(w,m,t),g(w,m,t)分别为蒸散速率和生物量增长速率。

(2)优化收获理论——优化收获理论方程:

 

 

式中分别为两个伴随变量;um为一种收获力,表示控制着最多可能投入收获的能量因素。

 

参考文献

高琼: 水分为限制因子的草地优化收获理论的研究植物生态学与地植物学学报1992,16(2)

 

How to Cite

《资源环境数学模型手册》 (2018). 水分为限制因子的草地优化收获理论模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/a08ebb41-c937-4041-84f3-3739d43e6429
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History

Last modifier : 
Zhiyi Zhu
Last modify time : 
2020-10-31
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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? Feedback

History

Last modifier : 
Zhiyi Zhu
Last modify time : 
2020-10-31
Modify times : 
View History

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