And S. superba was affected more markedly by co-species competition than P. massoniana in heterogeneous environment.
与马尾松相比，同种邻株竞争对异质养分环境中木荷生长负向影响更为强烈。
The findings show that the intraspecific competition intensity in Shima superba decreases gradually with the increase in tree diameter.
结果表明：木荷所受到的竞争强度随着林木径级的增大而逐渐减小。
Based on analysis of population size class structure, the trend of population density of Schima superba changing with individual DBH was similar to skew normal distribution.
基于种群径级结构分析，木荷种群密度随个体胸径的变化趋势类似于偏正态分布形曲线。
Based on analysis of population size class structure, the trend of population density of Schima superba changing with individual DBH was similar to skew normal distribution.
基于种群径级结构分析，木荷种群密度随个体胸径的变化趋势类似于偏正态分布形曲线。
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