《汉书·地理志》涧水尾闾郑伯津地理位置考辨

Textual Research on the Location of Zhengbojin in The Hanshu-Geography

郑伯津本是黄河上的渡口,是丝绸之路上的要津,但由于《水经注》误将其注释在黄河支流湟水上,因而造成了这一地区水系的历史记载与实际状况不符,也使得金城郡一些县的治地混乱不清。根据历史文献记载,结合考古发现、地质地形和水系分布,论证了涧水就是流经今永登县的庄浪河,郑伯津就是今兰州市西固区河口乡黄河上的渡口。

Zhengbojin （郑伯津） is a ferry on the Yellow River , also has a strategic position on the silk road . However ,it was wrongly recorded in The Notes on Book of Waterways （《水经注》） in the Huang Shui （湟水） ,a tributary of the Yellow River ,which leads to its being inconsistent with actual location in this area , and making the locations of some counties belong to the Jincheng Prefecture （金城郡） . T his paper , according to historical documents , combined with archaeological discoveries , geological terrain and river distribution , and found that Jianshui River （涧水） is Zhuanglang River of Yongdeng county （永登县） , and Zhengbojin is a ferry located in the Yellow River of Hekou tow n , Xigu district , Lanzhou city .