南宁市道路绿化植物组成与结构特征分析

[目的]为了创造良好的城市道路绿化系统,加快南宁市的城市化发展进程。[方法]结合线路法与样地法,对4条主要道路(民族大道、友爱立交桥、星光大道、碧云路)的绿化植物资源进行调查,分别记录各条道路的乔木结构与灌木结构的植物种类、数量、生长状况、面积、分布状况和配置等。[结果]南宁市最常用的道路绿化树种主要有42种,其中乔木有19种,灌木有21种,草本植物有2种;各道路绿化效果的优劣次序为:碧云路>民族大道>友爱立交>星光大道。[结论]南宁道路绿化发展趋势的变化状况及绿化水平较高,也体现了该市的地方绿化特色。

Analysis on Composition and Structural Characteristics of Road Greening Plant in Nanning City

[Objective] The purpose was to create good urban road greening system,and accelerate the development process of urbanization.[Method] The resources of green plants in Minzu road,Youai overpass,Xingguang road,Biyun road were investigated,and plant species,quantities,growth status,areas,distributions,allocations of tree and shrub structure were recorded,which taken the methods by combination of path method and standard plot method.[Result] There were 42 species most common road greening tree species,which included 19 tree species,21 shrub species,2 herb species;the order from good to bad was in sequence of Biyun road>Minzu road>Youai overpass>Xingguang road.[Conclusion] The conditions and greening of development trends of road greening in Nanning City has relatively high lever,and local greening characteristics were embodied.