Technical And Economic Analysis Of Tree Species Selection For Greening Construction In Shanghai

With China’s rapid economic development, urbanization is accelerating throughout, the construction of the urban environment that people are more and more attention. Urban greening projects as the construction of the urban environment an important part of the city’s environmental quality to improve and beautify the city’s image has played an irreplaceable role. The choice of tree species in urban landscape has become a research focus of urban greening. Construction of the current urban landscape and more from the perspective of landscape configuration on species adaptability, economic, ecological, social and other considerations less, high investment cost, expected return is low, the overall landscape of the city create a larger building constraints. Unban greening projects in Shanghai is the country, especially Yangze River area’s weathervane, it has a representative and forward-looking meaning to analyze this projects status in Shanghai. This article will adopt the analysis of urban landscape of Shanghai, the choice of tree species in the technical and economic analysis of green building in Shanghai forward-looking comments and suggestions, will have some practical significance.By analyzing the status of landscape trees in Shanghai, selection of tree species on domestic and international research landscape experience to urban landscape species selection theory. To Ginkgo biloba, for example, from the economic, ecological, social these three aspects of the technical and economic analysis. Then, the ginkgo tree species and other cost-effectiveness and cost comparison analysis, the ginkgo is not only valuable medicinal value, the value of the fine and valuable wood research value, but also in eco-efficiency has the absolute advantage in the fixed carbon dioxide, produce oxygen, absorb heat, resulting in moisture absorption of harmful gases and dust, etc. have created tremendous ecological benefits. Finally, the choice of landscape trees, Shanghai, and application of state proposed to fully tap the cultural connotation of Ginkgo biloba to enhance the quality of urban culture and image; follow the Ginkgo in Shanghai in the application of the principles of landscaping; Rich in species adapted to local conditions in Shanghai landscaping proposals to comprehensively improve the level of urban landscape of Shanghai.