The Research On Greening Patterns Of New Rural Human Settlements In LengShuijiang

As the rapid development of new rural construction,creating a high-quality rural living ecological environment has drawn the public attention and become the necessary way to improve the sustainable development of the country. The rural greening is the base of the optimum development of the rural ecology,and it is also a beneficial project to all families in the countries. Based on the above background,this article take the rural greening in Leng Shuijiang as the research object. On account of Lengshuijiang is famous as the "World antimony city"and "The region of non-ferrous metals",metal contamination definitely affect the living ecological environment.For the reason that it is essential and ugent to make use of rural greening to provide a ecological security,comfortable and beautiful living environment.(1)According to the overseas and domestic research status, summarize the related factors, principles and the basic ways about rural greening. Discusse the country of different geographic and geomorphic conditions, leading industry, the level of economy, then according to the actual demand to make tree species selection in various greenbelt types.(2)The article take rural greening of Lengshuijiang as the research object.According to the present situation investigation in four townships nine viilages's conclude existing plant species of Lengshuijiang.Based on the distance from the mining area and the vegetation pollution situation divided the countries into two parts:near-mining area and far-mining area;According to the analysis of rural soil fertility and heavy mental content draw the causes of the near-mining area's green staus.On the basis of the near-mining area's special eviroment,obtain the recommended tree specices in near-mining area after analysising the12kind plant's accumulation of heavy metals.According to the tree species'ornamental characteristics of far-mining area,then select the ornamental speice to beaudify the viilage environment. (3)Based on the previous investigation and analysis,propose green pattern to the near-mining area and far-mining area,including the countryard green pattern,road green pattern,park green pattern,prevention and isolation greenbelt pattern.