[1]刘常富,赵爽,李玲,等.沈阳城市森林固碳和污染物净化效益差异初探[J].西北林学院学报,2008,23(04):56.
 LIU Chang fu,ZHAO Shuang,LI Ling,et al.Difference Analysis of Carbon Fixation and Pollution Removal of Urban Forest in Shenyang[J].JOURNAL OF NORTHWEST FORESTRY UNIVERSITY,2008,23(04):56.
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沈阳城市森林固碳和污染物净化效益差异初探()
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《西北林学院学报》[ISSN:1001-7461/CN:61-1202/S]

卷:
第23卷
期数:
2008年04期
页码:
56
栏目:
森林生物、生理、生态、植物、气象等
出版日期:
2008-07-30

文章信息/Info

Title:
Difference Analysis of Carbon Fixation and Pollution Removal of Urban Forest in Shenyang
作者:
刘常富 赵爽李玲
1.沈阳农业大学 林学院, 辽宁 沈阳 110161;2.中国科学院 沈阳应用生态研究所, 辽宁 沈阳 110016
Author(s):
LIU Changfu12 ZHAO Shuang1 LI Ling1 LI Xiaoma1 HE Xingyuan2 CHEN Wei2
1.College of Forestry,Shenyang Agricultural University,Shenyang,Liaoning 110161,China; 2. Institute of Applied Ecology,CAS, Shenyang,Liaoning 110016,China
关键词:
城市森林CITY green模型固碳污染物净化
Keywords:
urban forest CITY green model carbon fixation pollution removal
分类号:
S718.56
文献标志码:
A
摘要:
城市森林效益是城市森林建设和规划的重要依据,为寻求城市森林效益差别的原因,采用抽样调查方法,对沈阳三环内城市森林213块样地进行实地每木调查,在基于CITYgreen模型基础之上对城市森林所产生的碳密度、固碳率以及污染物净化效益进行对比分析,结果表明:等密度等胸径条件下城市森林效益基本趋于多层林>复层林>单层林;平均树高与碳密度之间以及平均树高与污染物净化量之间基本呈现“S”曲线关系;在平均胸径相等的低密度条件下,城市森林效益随密度的增加而增大;混交林随着年龄的增长随密度的增加效益表现出先增加后降低的趋势;单株树木碳密度和污染物净化量均与单株树木三维绿量之间呈现幂函数关系;不同森林类型碳密度和污染物净化量变化趋势为附属林>风景游憩林>生态公益林>生产经营林>道路林;而固碳率为生态公益林>风景游憩林>生产经营林>附属林>道路林。西北林学院学报23卷第4期刘常富等沈阳城市森林固碳和污染物净化效益差异初探
Abstract:
Benefit is the important basis of construction and planning for urban forest. To probe the difference of urban forest benefits 213 sampling plots were investigated by the method of on the site enumeration survey in Shenyang with 3rd ring road of the city. Based on CITY green model, carbon storage per hectare, carbon sequestration and pollution removal of urban forest were analyzed.The results showed that urban forest benefits had a trend of polylayer forest>multilayer forest>monolayer forest with equal DBH and density. Average tree height exhibitted "S" curve correlationship with carbon storage per hectare and pollution removal respectively. Urban forest benefits with equal DBH increased with density as the density was low. While that of mixed forest increased first and then decreased with density. Carbon storage and pollution removal per tree respectively appeared power function with 3dimisional green biomass per tree. Carbon density and pollution removal of urban forest types exhibitted trend of S>L>E>P>R and carbon sequestration E>L>P>S>R.

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备注/Memo

备注/Memo:
收稿日期:20080118修回日期:20080213 基金项目: 国家自然科学基金项目“基于GIS 和网络分析法的沈阳城市森林景观格局优化研究”(30600482)、国家自然科学基金重大研究计划重点项目“城市森林对全球气候变化的响应与反馈”(90411019)作者简介:刘常富,男,副教授,主要从事城市森林生态和园林生态研究。
更新日期/Last Update: 2008-07-30