尖峰岭热带山地雨林优势树种白颜树空间分布格局

梁爽, 许涵, 林家怡, 李意德, 林明献

Spatial distribution pattern of the dominant species Gironniera subaequalis in tropical montane rainforest of Jianfengling, Hainan Island, China

LIANG Shuang, XU Han, LIN Jia-Yi, LI Yi-De, LIN Ming-Xian

表2 生活史的划分

Table 2 Classification of life-history

幼树 Young trees (44%) 中龄树 Middle-aged trees (34.8%) 成年树 Adult trees (21.2%) 径级I Class I 径级II Class II 径级III Class III 径级IV Class IV 径级V Class V 径级VI Class VI 胸径 DBH 1 cm ≤ DBH < 5 cm 5 cm ≤ DBH < 10 cm 10 cm ≤ DBH < 15 cm 15 cm ≤ DBH < 20 cm 20 cm ≤ DBH < 25 cm DBH ≥ 25 cm 株数 Number of stems 2 503 1 948 1 830 1 655 1 194 932