[目的]评估灵宝市森林生态系统生态服务功能的物质量和价值量.[方法]应用物质量和价值量相结合的方法,借助ARCVIEW地理信息系统技术,定量评价灵宝市森林生态服务功能的经济价值.[结果]灵宝市森林生态系统服务总价值为44 327.99万元.其中涵养水源价值3 817.66万元;土壤保持价值5 355.22万元;净化空气价值9 940.00万元;营养物质循环价值9 469.80万元;固碳释氧价值为 15 745.31万元.[结论]灵宝市森林生态系统对该市生态环境可持续发展有着重要的作用.%［ Objective］ The aim was to estimate quantty substance and mangitudz of value of forest ecosystem services in Lingbao. [ Method ]The economic value of forest ecosystem services in Lingbao was assessed quantificationally based on the combinmation of quantity substance and magnitude of value as well as ARCVIEW geographic information system technology. [Result] The total value of forest ecosystem services in Lingbao was 443.2799 million yuan, of which, water conservation value was 38. 176 6 million yuan; soil congeation value was 53.552 2 million yuan; and air purification value was 99.4 million, yuan; nutrient cycling value was 94. 698 million yuan; as well as carbon fixation and oxygen re lease value were 157.453 1 million yuan. [ Conclusion ］ Lingbao forest ecosystem had an important role in sustainable development of ecological environment.
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