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FOREST RESOURCES WANAGEMENT ›› 2023›› Issue (3): 140-145.doi: 10.13466/j.cnki.lyzygl.2023.03.019

• Research Briefing • Previous Articles     Next Articles

Evaluation of Forest Ecosystem Service Function and Value in Huizhou City of Guangdong Province

XU Yun()   

  1. Central South Inventory and Planning Institute of National Forestry and Grassland Administration,Changsha 410014,China
  • Received:2023-05-22 Revised:2023-06-10 Online:2023-06-28 Published:2023-08-09

Abstract:

Based on the theories and methods of the "Specifications for Assessment of Forest Ecosystem Services"(GB/T 38582—2020) and the "Norm of Techniques for Valuation of Forest Resources Assets"(LY/T 2735—2016),and in combination with the survey and monitoring data of forest resources planning and design in Huizhou City,Guangdong Province,quantitative assessments were conducted on seven service functions and their values of forest ecosystems,including water source conservation,soil erosion prevention,carbon sequestration and oxygen release,atomospheric purification,forest protection,biodiversity conservation and forest recreation.The aim was to understand the forest ecological foundation in Huizhou City,and provide scientific basis for forest ecosystem zonation management,ecological conservation red line identificatin,fiscal transfers for ecological conservation,government ecological environment performance evaluation,ecological conservation and restoration projects,etc.The study shows that the forest ecological service value in Huizhou City is 44.138 billion yuan per annum,and the service function values are ranked in the following order:water source conservation>biodiversity conservation>carbon sequestration>soil erosion prevention and oxygen release>air purification>forest protection.Water source conservation and biodiversity conservation together account for 77.65% of the total value,and are the main service functions of forest ecosystems in Huizhou City.

Key words: forest, ecosystem, service function, value evaluation

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