Abstract:Castanopsis eyrei is one of the main dominant species of subtropical evergreen broad-leaved forests in China. This study was carried out in Gutian Mountain, a National Natural Reserve in Zhejiang, Eastern China, to describe the structure and dynamics of the population. The method of tally with contiguous grid quadrates in 20×20m~2 plots was used to analyze the field data.Through substituting spatial data for temporal data and the distribution along vertical transects, the 25 plots were divided into two cate...