包头市达茂旗土地退化现状及其成因分析

Research on Current Situation and Cause of Land Deterioration in Damao County,Baotou

通过对包头市达茂旗自然环境和社会经济状况的研究,得出其土地退化问题十分严重。主要表现为:风蚀沙化严重、土壤水蚀问题突出、草地退化趋势加剧、耕地肥力下降相当普遍、盐渍化问题不容忽视。针对土地可持续利用中存在的主要制约因素进行了深入分析,得出长期的自然和人为因素的综合干扰是导致土地退化的主要原因,以期为各级决策部门提供参考。

Firstly, this article arrived that the problems of land deterioration was serious grounded on research of the aspeets of natural condition and social eeononfie resouree at Damao County in Baotou. The major displays were of wind erosion, desert spreading, soil eorroding, grassland deteriorate, fertility going down and salt enrichment of euhivated land. Then, made a further analysis for the major eondifioning faetors existed in land sustainable usage and pointed out that the long - term interaefion between nature and human aetivities was mostly reason that eaused land deterioration in order to provide reference for regional poliey.