The Evaluation about Service Value of Agricultural Ecosystem in Haidian District, Beijing

Abstract

With the continuous development of urbanization and the influence of climatic factors, the ecotope’s instruction of Beijing is facing a major test. As an important part of urban ecosystem, the value of agricultural ecosystem plays a important role on improving Beijing’s ecotope. This research has established evaluation index system about service value of agricultural ecosystem and we measured and calculated different kinds of farmland such as grain, outdoor vegetables, agriculture of facilities, orchards, seeding nurseries and so on. The results show that the service value of agricultural ecosystem in Haidian District reaches 0.759 billion yuan, as 4 times as last year’s GDP of agriculture, the research also put forward to related proposals.