广东古兜山自然保护区森林生态系统服务价值评估

森林生态系统对维持自然生态系统格局、功能和过程具有特殊的生态意义。该文以广东省古兜山自然保护区为例,探讨了自然保护区森林生态系统服务功能的价值。采用市场价值法、影子工程法、替代花费法等对古兜山自然保护区森林生态系统服务功能价值进行评估,得出古兜山自然保护区每年森林生态系统服务功能总价值为57887615元。其中生产功能价值为6937700元,每年森林景观与游憩的平均价值为4050000元,森林生态系统改善大气环境的年总价值约32212700元,涵养水源与净化水质的年总价值为5809000元,森林保育土壤的年总价值为8878215元。该研究的目的在于以数值来显示自然保护区森林生态系统所提供的生态服务功能价值是巨大的,从而加深全社会对生态服务价值的认识,加强对森林生态系统服务功能的管理与保护。

The services valuation of forest ecosystem in nature reserves-case study of Gudou Mountain Nature Reserve of Guangdong Province

It is important to protect the structure, functions and process of nature ecosystem. This paper discussed the services valuation of forest ecosystem in nature reserves, which taking the Gudou Mountain Nature Reserve of Guangdong as an example. The methods applied in this paper included market-method , shadow-engineering method, product-cost method and substitute-expense method. Results showed that the total ecological value of this reserve was 57.887 615million Yuan. Among that, the production value was about 6.9 377 million Yuan; the production from the standing trees was about 4.05 million Yuan which was increased by tourism; the production from improving atmospheric environment was about 32.2 177 million Yuan; the production value from water holding and water cleaning was about 5.809 million Yuan and the value from soil conservation was about 8.878 215 million Yuan. The object of this study was to show the huge valuation of ecosystem services that provided by forest ecosystem of nature reserves and bring more attention from society to the valuation of ecosystem services, strengthen management and protection the forest ecosystem services.