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采用价值量评估法,把森林生态系统服务功能的价值分成直接经济价值和间接经济价值两部分,根据《森林生态系统服务功能评估规范》的相关规范,对平顶山市森林的生态系统服务功能进行评估。结果表明:平顶山市森林生态系统服务功能总价值为100 704 5.01万元/a,其中直接经济价值为56 545万元/a,占总服务功能价值的5.61%;在间接经济价值中,以涵养水源功能价值所占比例最大,为45.15%;固碳释氧功能占总价值的比例为36.41%;净化大气环境功能价值占5.40%;固土保肥功能价值占7.43%。
The valuation of forest ecosystem services is divided into two parts: direct economic value and indirect economic value. According to the relevant norms of “Assessment Specifications of Forest Ecosystem Services”, the ecosystem services of Pingdingshan City are evaluated. The results showed that the total value of forest ecosystem service in Pingdingshan was 100 704 501 yuan / a, of which the direct economic value was 56 545 thousand yuan / a, accounting for 5.61% of the total service function value; in the indirect economic value, The ratio of carbon fixation and oxygen release to the total value was 36.41%, the functional value of the purified air environment accounted for 5.40%, and the functional value of solid earth fertilizer and manure accounted for 7.43%.