黄土高原重点水土流失区土地利用分区

Landuse Division for the Area With Serious Soil and Water Loss on Loess Plateau

该文以合理利用重点水土流失区土地资源、防治水土流失、保护耕地和发展经济为目的，应用模糊聚类分析方法进行土地利用分区。划分出３个区、７个亚区，并简述了各区概况和土地利用方向。

To use land resources rationally,to control soil and water loss and to protect culti-vated land for development of economics in the area with serious loss of soil and water,thelanduse division are conducted with the method of fuzzy clustering analysis.As a result,threedistricts and seven subdistricts are obtained,and the general situation and landuse directionat different districts are discribed.