基于益本分析的城市森林树种选择

Tree Species Selection to Urban Forest Based On Cost-Benefit Analysis

社会经济迅速发展,经济系统已经对地球生态系统产生重要影响。城市化是21世纪的主要问题,城市化给城市内部和周边的自然生态系统带来了巨大压力,城市森林已经成为城乡生态环境建设的重要组成部分。根据城市区域中不同的功能需求重点,通过对与树种选择相关的生物生长过程以及社会经济影响进行成本和效益分析来进行城乡绿化树种选择和植物群落设计,能够降低城乡绿化成本并使其发挥的综合效益最大化和持久性,是可持续发展的必然要求。

Social economic system has great effect on earth ecological system with the rapid development. Urbanization imposed huge pressures on natural ecosystem to urban inner and pert - urban area. Urban forest has become an important component of urban eco - environment construction. To select, arrange and design the plant community considering the main functional requirement and analysis the costs and benefits correlated with the physical processes and social -economic functions of tree species selection of urban and countryside afforestation in various urbanization area, the maximization and permanence of comprehensive benefits can be obtained. It is the requirement of sustainable development.