城市森林的成分及其类型

城市森林是城市范围内及与城市关系密切的、以树木为主体的生物群落。为便于分类型进行研究、规划设计和建设以及经营，将其按主要功能、所处的位置、经营管理的一致性及与城市规划和习惯接轨等因素，区分成防护林、公用林地、风景林、生产用森林和绿地、企事业单位林地、居民区林地、道路林地和其它林地、绿地等子系统。

The Conponents of Urban Forestry and Its Types

Urban forestry refers to the biocenosis that has close relation to the related major tree species in this area.In order to conveniently conduct its classification study,planning and design,construction and management,based on its major function,position,coordination of management and association of city planning with customs etc.the urban forestry is divided into several subsystems as follows:protective forest,public forest land,scenic forest,productive forest and greenified land,enterprise and institutional forest land,residential area forest land,land for roadside planting and the forest and greenified land for other uses.