上海乡土树种及其在城市绿化建设中的应用

随着生态城市被列为上海市的建设发展目标,城市绿化建设被赋予了新的目标和内涵,生态林将逐渐成为城市绿化的主体,作为生态林建设基础的乡土树种也将得到更为广泛的应用.通过实地调查和资料调查,统计分析了上海市的乡土树种,共42科89属128种(含变种),可以分为常绿阔叶乔木、常绿阔叶灌木、半常绿阔叶灌木、落叶阔叶乔木、落叶阔叶小乔木和落叶阔叶灌木等6个类型.分析了乡土树种在上海绿化建设中的意义和应用现状,并对其应用进行了展望.表1参21

Native tree species and their application in the urban landscaping in Shanghai

With the progress of Shanghai urban landscaping, the method of ecological landscaping was accepted and applied gradually. As the basis of ecological landscaping, native tree species would be planted more widely. The native tree species in Shanghai were analyzed on the basis of the fieldwork and research literature. There were 128 tree species belonging to 89 genera and 42 families. The trees could be classified into 6 types, namely, evergreen broad-leaved tree species, evergreen broad-leaved shrub species, semi-green broad-leaved shrub species, deciduous broad-leaved tree species, deciduous broad-leaved sub-tree species and deciduous broad-leaved shrub species. The significance and the application of native tree species in the landscaping of Shanghai were analyzed. Ch, 1 tab.21 ref.]