水稻土肥力限制下的生产潜力模型

水稻土肥力限制下的生产潜力模型

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contributed at 2018-12-04

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Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
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水稻土肥力限制下的生产潜力模型

(1) 耕作层的隶属函数模型:

(2) 土壤容重的隶属函数模型:

(3) 土壤保肥性隶属函数:

(4) 土壤pH的隶属函数模型:

(5) 土壤养分(N.P. K)的隶属函数模型:

(6) 土壤有机质的隶属函数模型:

(7) 土壤肥力指数SI模型:

式中,为各肥力因子的权向量;为各种土壤肥力因子的隶属度向量阵。

参考文献

杨京平,章熙谷:江苏省丹阳市两种种植制度气候、土壤生产潜力的初步研究。自然资源,19935

 

How to Cite

《资源环境数学模型手册》 (2018). 水稻土肥力限制下的生产潜力模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/f7265298-751e-47a0-9de2-8f9424caafb4
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Last modifier : 
zhengzhong
Last modify time : 
2020-10-29
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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 : 
zhengzhong
Last modify time : 
2020-10-29
Modify times : 
View History

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