云南哀牢山中山湿性常绿阔叶林20 hm2动态样地的物种组成与群落结构

温韩东,林露湘,杨洁,胡跃华,曹敏,刘玉洪,鲁志云,谢有能

Species composition and community structure of a 20 hm2 plot of mid-mountain moist evergreen broad-leaved forest on the Mts. Ailaoshan, Yunnan Province, China

Han-Dong WEN,Lu-Xiang LIN,Jie YANG,Yue-Hua HU,Min CAO,Yu-Hong LIU,Zhi-Yun LU,You-Neng XIE

表2 样地内个体数量大于1 000的树种多度及其胸高断面积

Table 2 Abundance and basal area of the tree species with individuals >1 000 in Ailaoshan forest dynamics plot

序号 Rank 种名 Species 个体数 Abundance 分枝数 Ramifications 平均胸径 Mean of DBH (cm) 胸高断面积 Basal area (m2) 1 蒙自连蕊茶 Camellia forrestii 6 387 5 847 3.42 15.95 2 云南越桔 Vaccinium duclouxii 4 843 6 101 6.52 52.67 3 多花山矾 Symplocos ramosissima 3 000 272 4.41 15.37 4 硬斗柯 Lithocarpus hancei 2 558 4 195 16.81 288.69 5 南亚枇杷 Eriobotrya bengalensis 2 368 229 9.40 27.27 6 变色锥 Castanopsis wattii 2 008 1 140 20.28 195.83 7 山矾 Symplocos sumuntia 1 840 452 4.26 9.46 8 丛花山矾 Symplocos poilanei 1 551 657 2.68 2.08 9 木果柯 Lithocarpus xylocarpus 1 540 777 28.99 210.85 10 云南柃 Eurya obliquifolia 1 446 737 3.53 3.33 11 滇润楠 Machilus yunnanensis 1 236 338 8.58 21.88 12 舟柄茶 Hartia sinensis 1 118 249 13.26 29.95 合计 Total 29 895 20 994 122.13 873.33