晚清道咸年间边疆史地研究成为当时的显学。研究的范围包括西北边疆史地和内地边境史地两方面。其勃兴是由社会环境、和学术环境的变化以及学术自身的流变所致 The study on the history of borderlands in the Late Qing dynasty and the salty year became the significant study of the time. The scope of the study includes the history and territory of the northwestern frontier and the historical and borderlands of the mainland. Its rise is due to the change of social environment, academic environment and the evolution of academic itself