The distribution and adjustment of pastoral area based on water resources carrying capacity

摘要

According the feature of water resources system in typical grassland area, GIS is used to evaluate the water resources carrying capacity, and the evaluation model is established. Taking DAMAO Country as research area, the present situation of carrying capacity are analyzed and the results show that the water resources carrying capacity of DAMAO Country is on the weakness level. Considering the requirement of ecology-environment system protection and the demand of animal husbandry development, there are 5 cases for the adjusting and layout of animal husbandry are designed, and then evaluate the water resources carrying capacity situation in DAMAO Country in planning year with forecast the alternative of boundary conditions, the research results show that B-2 case is the best pattern to improve water resources carrying capacity in DAMAO Country.