森林生态系统服务功能评价初探-以平顶山市为例

he assessment of the forest ecosystem services is to evaluate the direct or indirect value of the forest ecosystem service in certain areas. The purpose of this research is to evaluate the value of the forest ecosystem service in Pingdingshan city, To provide the basis for the reasonable planning for the urban forest resources and the utilization of the ecological benefits of forest. In this assessment,we use the value evaluation method, The value of the forest ecosystem service is divided into direct economic value and indirect economic value. Based on the frame of the《Specifications for assessmentof forestecosystem services in China》,the value of the forest ecosystem service in Pingdingshan city were assessed.The results show that:The total value of the forest ecosystem service in Pingdingshan city is 10070.4501 million yuan. One of direct value account for 5.61%,about 565.45 million yuan；About the indirect value, The largest part is the economic value of water conservation function.,counting for 45.15% of the total value; fixing carbon and releasing oxygen service value accounts for 36.41%; Purify environment function take of the total value of 5.40%; The economic value of the function of keeping the soil account for 7.43%.