Spatial-temporal Distribution Pattern of Tourists in Potatso National Park,Yunnan Province

The spatial-temporal distribution pattern and its changes are very important and meaningful to tourist place and tourism industry. As the first National Park in China,the Potatso National Park has special natural landscape. Selecting the Potatso National Park as research site,we collected the original data through the questionnaire,analyzed tourists' statistic data over the years,calculated time intensity index and geographic concentration factor,and finally analyzed the spatio-temporal distribution pattern of tourists. The results show that tourist amount shows the trend of rising every year and within the year the distribution is not uniform,tourists quantity on the golden week and holiday is obviously higher than other time; the amount of 80 % tourists concentrates in Southern China,Southwest of China,East of China,and North of China.