Improving And Planning Study Of Old Town Main Greening In Nanjing Based On The Dust Effect

Urban road green space in urban road landscape, an important part of urbangreen space system in the protection and improvement of urban ecologicalenvironment, beautify the city, shaping the image of the city, etc, play an importantrole. Since China’s reform and opening up, the rapid growth of the economy in ourcountry at the same time also are making a lot of resources and environmental costs,including dust haze phenomena is very serious. Old city is the most dense population,buildings, traffic areas, vehicles is relatively more, pollutants discharge and urbansuspension problem is more outstanding, on both sides of urban main road due totraffic volume is larger and construction of high strength development, pollution ismore serious than other areas.This article is divided into five chapters. The first chapter is introduction, mainlydescribe the topic research background, to define the object of the thesis, the researchon related theory and learning and understanding, determine the research emphasisand methods. The second chapter focus on zhongshan road dust benefit of roadgreening has carried on the investigation and analysis to summarize, the zhongshannorth road common dust efficiency of seven kinds of greening plants of sorting, agrade evaluation was carried out. Dust detention in the third chapter is based on thefunction of road greening heald improve the research of zhongshan road north, is afocus in the study of this paper, based on the present situation investigation andrelated data collection, the end of the dust detention from three aspects of benefit,plane layout and the plant disposition improvement Suggestions are put forward. Theforth chapter analyses the status quo of old city main road, road greening, the presentsituation of the development process of the main rate is, the section form and greenlayout, plant configuration and traffic characteristics, summarizes the deficiencies andproblems. The fifth chapter is conclusion and prospect, summarizing papersdeficiency, hope this research in the implementation and constantly study furtherperfected.