干旱污染型城市绿化树种的选择与优化配置

Selection and Arrangement of Greenery Tree Species in Dry and Polluted Cities

干旱污染型工业城市的绿化树种选择应符合当地的自然地理条件、美化要求和环境污染特征,树种的优化配置应充分考虑绿化效益和经济可行性。本文以兰州市为例,提出了兰州市绿化树种选择与优化配置的整体思路和合理建议,同时有助于西北地区类似城市绿化措施的调整和优化。

Lanzhou is a typical industry city of drought and pollution. Urban greenery＇s target is to prevent pollution, beautify environment, keep ecology balance. The selection of the tree species should conform to physical geography, development conditions, and pollution characters. The arrangement of the tree species should be associated with greenery benefit and economic feasibility. The paper puts forward the thinkings and rational advices on the selection and arrangement of tree species in Lanzhou. It is helpful to adjustment and optimization of urban greenery measures in other cities, Northwest China.