陕北宋代堡寨分布的特点

修堡筑寨是北宋对西夏战争中的一项重要的战略措施。北宋政府在陕北地区修筑了大量地形和地势有机结合的堡寨。对文献资料的梳理、实地考察和对堡寨的功能和作用分析可知，北宋时期的堡寨主要分布在交通要道、地势险要以及土壤肥沃之地和有丰富水源之处。这些堡寨在当时对西夏的战争和区域社会经济发展等方面发挥了积极作用。

Fort Distributed Characteristic of North Shaanxi in Song Dynasty

Repairing the fort to build the stronghold is an important strategic measure of the Northern Song Dynasty to Xixia war. The Northern Song Dynasty government had constructed the massive terrains and the topography organic synthesis fort in the North Shaanxi area. On the base of combs, investigation on - the - spot of the literature material to the fort function and the function analysis, we may know the Northern Song Dynasty time＇s fort mainly distributes in the key communication line, the important topography, the soil fertile place and rich water place. These forts had played the positive role at that time to Xixia war and region socio - economic development.