丹东市生态公益林生态效益评价  

Evaluation of benefits for ecological public-welfare forest in Dandong City

作　　者：张慧东[1] 毛沂新[1] 尤文忠[1] 颜廷武[1] 魏文俊[1] 王睿照[1] 董莉莉[1] 郭锦山[1] 

机构地区：[1]辽宁省林业科学研究院,辽宁沈阳110032

出　　处：《辽宁林业科技》2016年第5期14-16,32,共4页Liaoning Forestry Science and Technology

基　　金：林业科技创新平台运行补助项目(2015-LYPT-DW-046;2015-LYPT-DW-047);林业公益性行业科研专项(201204101;201404303);辽宁省农业领域青年科技创新人才培养计划(2014015)

摘　　要：文章基于辽宁白石砬子森林生态系统国家定位观测研究站的观测数据,参照国家林业行业标准,对丹东市公益林生态服务及其价值进行评估。结果显示,丹东市2014年生态公益林涵养水源8.07亿m3,固碳203.19万t,产生氧气464.53万t。该地区2014年生态公益林服务总价值为250.28亿元,生态公益林对该地区生态环境的改善发挥着不可忽视作用。各项服务价值由大到小为:涵养水源>固碳制氧>多样性保护>净化大气环境>保育土壤>积累营养物质。栎(柞)类占所有树种组总价值的88.67%,是该地区服务价值的贡献主体。Using observation data of Baishilazi National Forest Ecosystem Observation and Research Station,the ecological service and its value in Dandong City was evaluated according to forestry industry standard. Results indicated that,in 2014,ecological forest of Dandong stored water 8.07×10^8 m^3,sequestrated carbon 2.0319×10^6 ton,and produced oxygen 4.6453×10^6 ton.Ecological forest play important role in local environment improvement and the total value of ecological serviceswas ￥25.028 billion.Each value of ecological services was ranged as following：Water storage〉 C fixation and O2 releasing〉 biodiversity conservation〉 atmosphere environment purifying〉soil conservation〉nutriment accumulation.Oak was the main subject in local service contribution,which made up 88.67%of the total service value.

关 键 词：丹东 评估 生态公益林 价值 

分 类 号：S718.5[农业科学—林学]