Several years ago, inspired by Urban Morphology Theory and Gene Theory, the ＂Traditional Settlements Landscape＇ s Gene （TSLG）＂ theory was proposed in the studies of traditional settlements. This paper covers the literature of new discoveries and the applications of the TSLG theory in recent years, and provides a review in the aspects as following： （l） The basic concept of landscape gene and its theoretical background. （2） The status quo of TSLG theory and its applications, including： the method to identify landscape genes in traditio...
