Abstract: Objective About 16 population genetic characteristics of Bai in Guizhou. Methods A survey of 406 parents were 16 population genetic traits of the same nationality of Bai in Guizhou.ResultsGuizhou Bai hair color was black, tuorbillion as cum sole,Many people as long eyelashes, Eye color as black, direction of eye crack as Level and oblique close to,Wide Nostril type more than narrow,A lot ofstraight nose,ceruminous as dry typemore than wet type, thick lips as thin, mouth breadth as narrow, Front tooth type as shovel type,retroflexion and nonclose to,much as tongue folding,a lot of pass thyough,have middle finger hair than more non,a lot of as two toe ength.The16 genetic characteristics had no significant difference between male and female of Baiin Guizhou (p>0.05),Thereare 24Compound feature was relevant. Conclusions The characteristics of population genetics has specific national and regional differences,And has a certain correlation among the features.

Key words: Population Genetic Characters, Investigation and Analysis, Bai, Guizhou