The inheritance and development of national culture cannot do without the resident's perception and identification to their unique landscape. It is significant to investigate the residents' perception and identification of ethnic minority village landscape gene on the protection, inheritance of the ethnic culture. This paper takes taro Dong minority village in Tongdao as study area. Firstly, learning from Profess Peilin Liu's The Gene Expression and the Sight Identification of the Ancient Villages' Cultural Landscape,we mainly identifies the landscape gene of Dong minority village from five aspects:residential feature, symbols, public buildings, the main environmental factor, layout etc, and find 9 landscape genes. As the Drum Tower, bridge, the village gate, SA altar, residential characteristics, road characteristics, the overall layout, Totem signs, environmental factors. Then, we divide the environmental perception into four aspects of color, shape, volume, location etc, and cultural identity into three aspects of function, meaning and emotion. Based on this, using the 5 points of the Li Ke scale, we conduct a questionnaire survey and depth interview to the local residents. Then, construct the landscape gene score model, and using statistical analysis software SPSS13.0 for statistical analysis of survey data.