唐宋六百多年間推行的“道路制”影響深遠。從唐代的分道到宋代的分路,表面上看是對“道”的揚弃,實則體現了繼承與發展,因此以“道”的地理範圍討論該地域在唐宋時期的演變,可以更好地把握其演變脉絡。唐開元末的“江南西道”的劃分又可謂空前绝後,體現出唐代是整個長江中游以南、五嶺以北地域分化與整合史上的關鍵階段,宋代則是這種新分化發展及初步定型的時期。本文即以唐開元末的“江南西道”的空間範圍為限定,討論該地域在唐宋數百年間的演化的內在動因與具體表現。 The implementation of the “road system” in the sixtieth year of the Tang and Song dynasties has a profound impact. From the separation of the Tang Dynasty to the separation of the Song Dynasty, on the surface it is the sublation of “Taoism”, but it actually reflects the inheritance and development. Therefore, the geographical scope of “Taoism” is discussed in the Tang and Song Dynasties The evolution, you can better grasp the evolution of context. The division of “Jiangnan Xidao” at the end of the Tang Kaiyuan period can be described as unprecedented and unprecedented. It shows that the Tang Dynasty was the key stage in the history of the differentiation and integration of the entire area to the south of the middle reaches of the Yangtze River and to the north of Wu Ling. And the initial shape of the period. This article is limited to the spatial extent of “Jiangnan Xidao” at the end of Tang Kaiyuan, and discusses the intrinsic motivation and concrete manifestation of the evolution of the area during the Tang and Song centuries.