Abstract:The extent of genetic differentiation among populations has become a topic of increasing interest in the related spheres of ecology.However,relatively few studies were reported concerning population genetic differentiation following with community succession. Dinghu Mountain(112°30′39″-112°33′41″E,23°09′21″~23°11′30″N)is situated in Guangdong Province China,and belonging to the lower subtropics.According to community physiognomy,species composition and successional stage,three typical vegetation types are ...