宁夏盐池县土地沙质荒漠化的发展趋势及其防治

宁夏盐池县是我国北方农牧交错带沙质荒漠化强烈发展的地区之一。通过分析该区土地沙质荒漠化的发展趋势及其成因，认为该区土地沙质荒漠化有日趋扩大、日益严重的发展趋势；在潜在自然因素的基础上，人为因素是造成该区土地沙质荒漠化的主要因素。针对该区土地沙质荒漠化的发展趋势及其成因，结合沙质荒漠化土地的农林牧综合开发，提出了防治土地沙质荒漠化的目标、实施步骤及基本对策。

STUDY ON THE DEVELOPMENT TREND AND CONTROL OF SANDY DESERTIFICATION IN YANCHI COUNTY OF NINGXIA

Yanchi county of Ningxia is one of the severe sandy desertification areas in interlaced agropastoral zone of northern China. This paper analyses the development trend and causes of sandy desertification in this region. It can be concluded that the sandy desertification in this region tends to become more wide and severe, and that human factor is chief cause on the basis of the natural factor to lead to the sandy desertification in this region. Being against the development trend and cause of the sandy desertification in this region, combining comprehensive exploitation of agriculture and forestry and animal husbandry, the objective and practical move and basic countermeasures of control sandy desertification were put forward.