Abstract: From April 10th to June 21th,2009,an investigation was conducted on the habitat of commom hill partridges in the brood period in Nankang Nature Park,Mt. Gaoligong. Principle component analysis indicated that there were six principle components in the brood period,and their cumulative contribution reached 77.512%,including seven factors. By using T-test and Mann-Whitney U-test,and making a contrast on used sites in the brood period and random plots,the results showed significant differences in six factors. In the brood period,commom hill partridges preferred to high shrub coverage and blocking degree.