天山北麓绿洲自然适宜性研究

从自然角度出发,以行政区为单位,勾绘出天山北麓11个绿洲,考虑水土资源、气候、自然灾害四个方面对绿洲发育的正负影响,提取11项指标,经标准化处理后从优到差加权计算,计算出绿洲之间的总体相对适宜值,总体上表现为:玛纳斯和昌吉的相对适宜值较高,奇台和精河的值较低,并结合各绿洲的地域特点进行横向比较:绿洲规模主要受水资源总量的控制,其质量的差异更多的受到地貌、气候和自然灾害的影响。

The suitability of oases in the northern Tianshan Mountains

Oasis suitability involves many aspects,here we only explore natural suitability of oasis in northern Tianshan mountains. Data mainly came from the statistic Yearbook,combined with Geography Information System,the 11 indexes were extracted,then the evaluation index system was set up. According to the model of oasis space development,relative suitability of oasis at the northern slope of Tianshan Mountains in Xinjiang was calculated,and classified into four levels. Generally,Manas and Changji have higher val...