【摘要】 由于特殊的自然地理条件和独特的地形地貌类型，阿拉善地区具有丰富的珍稀物种资源和多样的生态系统。本文依据保护生物多样性的要求，对该区重点保护区做了具体规划。更多还原

【Abstract】 There are rich species resources and diversified ecosystems in A La Shan area due to the specical conditions of natural geography and the unique topographic features. According to the demand of the bio-diversity conservation,the planning of the bio-diversity conservation in the major areas has been drawn up.更多还原