| The paper systematically analyzes the development patterns of Soil and Water Conservation with system theory and systematic analytical approach, basing on overall assessment and summarization of both international and domestic the development patterns of Soil and Water Conservation.After that the paper systematically analyzes the composition, charateristics and operation rules of Soil and Water Conservation, and put forward some policy advices.The paper will roundly analyze all the factors, which are involved in the mechanism of the nature, economy and society based on systemic and unitary, by utilizing the system dynamics to analysis the system of Soil and Water Conservation in Qingdao.Generally, social and economic benefits of Soil and Water Conservation were assessed according to on the ground strucrure measures in the past.With a different perspective, the paper primarily analyzes the patterns of Soil and Water Conservation in Qingdao with theries from economics, social and ecological science and then proposes that Soil and Water Conservation is highly related to regional industry structure, agriculture, and so on. Main economic and social factors affecting water and soil conservation are discussed and concluded that issues of interest between regions, generations and equity must be handled carefully.Finally, the paper takes Qingdao as an example, and undertakes systematic analysis and quantitative calculation and proves that water and soil conservation not only feature in outstanding ecological benefits but also have explicit economic revenue and social improvement, which both directly and indirectly prove in the patterns of Soil and Water Conservation in Qingdao, even more have importance in reginal industry constucure adjustment and relaxtion water tensity. |