动态景观中的食草模型

动态景观中的食草模型

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Initial contribute: 2018-12-04

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

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动态景观中的食草模型

       1)食料的可用性:

        食料的可用性可用割草后第t天食草时能量的可能摄入率et)来表示:

                        

  式中,最大能量摄入率表示在一个刚收割的牧场上每单位时间的能量消耗;参数qt)是一个用以反应牧草收割后由于杂草的生长引起的草料场质量的下降。

       2)鹳食草的时间:

                 

  式中,鹳食草的时间表示鹳呆在缀块期间能量摄入的持续时间;d表示距离;是鹳飞行消耗的能量。

 

参考文献:

     Johnt KBrand RPfeifer R:在一个缀块的动态景观中的食草:人类土地利用与白鹳。Ecological  Applications2001,111

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《资源环境数学模型手册》 (2018). 动态景观中的食草模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/101d8f84-02de-4875-9251-d43c2050778e
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岳天祥编著
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yue@lreis.ac.cn
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