该文在认真分析昕水河流域自然、生态和社会经济状况的基础上，论述了生态经济型防护林体系建设的必要性和可行性；应用多目标规划和ＥＳ技术，对流域内三个不同类型的区域进行了优化规划模型的设计，并预测其发展趋势，寻求合理的土地利用结构和林种结构，以期在生态经济型防护林体系建设调控中提高各类用地的经济效益，促进整个昕水河流域生态经济系统向良性循环的机制发展． Based on a careful analysis of the natural, ecological and socio-economic conditions of the Xishui River Basin, this paper discusses the necessity and feasibility of the eco-economic shelterbelt system construction. By using multi-objective programming and ES technology, Of the region to optimize the planning model design and forecast its development trend to seek a reasonable structure of land use and forest structure in order to control the construction of eco-economic shelter forest system to improve the economic benefits of various types of land use, and promote the entire Xin Shui River The eco-economic system in the basin has developed into a virtuous cycle mechanism.