The value of vegetation ecosystem services: a case of Qinling-Daba Mountains

编号 zgly0000311024

文献类型 期刊论文

文献题名 The value of vegetation ecosystem services: a case of Qinling-Daba Mountains

学科分类 220.1060;森林生态学

作者 RENZhiyuan  ZHANGYanfang  LIJing 

作者单位 CollegeofTourismandEnvironment  ShaanxiNormalUniversity  Xi‘an710062  China 

母体文献 Journal of Geographical Sciences;地理学报: 英文版 

年卷期 2003,13(2)

页码 195-200

年份 2003 

分类号 Q948.1  F062.2 

关键词 植被生态系统  秦岭-大巴山地区  类型  数据库  GIS  初级生产力  土壤  肥料 

文摘内容 According to differences in vegetation types and their coverage,combining the latest research ,using theory and method on the value of vegetation ecosystem services ,this paper not only calculated goods produced by different types of vegetation but also estimated the value of various vegetation ecosystem services and set up database,GIS and eco-account of vegetation ecosystem.The result was as follows: the value of vegetation''s primary productivity,soil and fertility conservation,water conservation.CO2 fixation and O2 release was 199.6 billion yuan/a 22.64 billion yuan/a 22.6 billion yuan/a ,352.24 billion yuan/a and 374.19 billion yuan/a ,respectively.The total value of ecosystem services was 968.33 billion yuan/a.The temperate deciduous broad-leaved forest had the highest contribution rate,accounting for 16.42%,The result of value can reflect regional reality more exactly。