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不同植被类型生态效益的熵值评价——以浙江省为案例
Entropy’s Evaluation of Different Vegetation Type’s Ecological Effects——Taken Zhejiang Province as an Example
【摘要】 以生态系统评价的研究内容与特点为基础,综合生态学、土壤学等领域18个专家的经验与意见,结合浙江实际,应用综合法构建了浙江省不同植被类型生态效益综合评价指标体系。运用熵值法计算各指标权重,进而对浙江几种不同植被类型生态效益做了综合评价。通过对评价结果的分析,找出生态效益较好的植被类型,对浙江环境保护、生态经济发展具有一定的指导作用。
【Abstract】 On the base of content and characteristic of ecology system,this paper synthesized 18 expert’s experiences and ideas of ecology and agrology,combined Zhejiang province’s practice,applied synthesis and established Zhejiang province’s several different vegetation ecological effects index system.Making use of entropy method,this paper calculated weight of each index,Zhejiang province’s several different vegetation types’s ecological effects was synthetically evaluated.The evaluated results were analyzed,and better ecological effects of vegetation types was found,providing a guiding role for Zhejiang province’s environmental protection,ecological and economic development.
- 【文献出处】 林业经济 ,Forestry Economics , 编辑部邮箱 ,2008年07期
- 【分类号】X820
- 【被引频次】4
- 【下载频次】313