毛竹扩张对次生常绿阔叶林物种组成、结构与多样性的影响

欧阳明, 杨清培, 陈昕, 杨光耀, 施建敏, 方向民

Effects of the expansion of Phyllostachys edulis on species composition, structure and diversity of the secondary evergreen broad-leaved forests

Ming Ouyang,Qingpei Yang,Xin Chen,Guangyao Yang,Jianmin Shi,Xiangmin Fang

表2 毛竹扩张对次生常绿阔叶林主要物种组成与重要值的影响

Table 2 Effects of the expansion of Phyllostachys edulis on main species composition and importance value in the secondary evergreen broad-leaved forest

层次 Layer 群落 Community 物种 Species 重要值 Importance value 乔木层 Tree 毛竹林 Phyllostachys edulis forest 毛竹 Phyllostachys edulis 87.02 杉木 Cunninghamia lanceolata 8.73 黄丹木姜子 Litsea elongata 2.37 竹阔混交林 Phyllostachys edulis-broad-leaved mixed forest 毛竹 Phyllostachys edulis 57.28 红楠 Machilus thunbergii 11.51 杉木 Cunninghamia lanceolata 9.98 青榨槭 Acer davidii 3.83 常绿阔叶林 Evergreen broad-leaved forest 红楠 Machilus thunbergii 30.22 杉木 Cunninghamia lanceolata 14.06 赤杨叶 Alniphyllum fortunei 8.33 青榨槭 Acer davidii 7.65 黄丹木姜子 Litsea elongata 4.22 交让木 Daphniphyllum macropodum 3.23 灌木层 Shrub 毛竹林 Phyllostachys edulis forest 毛竹 Phyllostachys edulis 51.24 赤杨叶 Alniphyllum fortunei 8.98 青榨槭 Acer davidii 6.43 香港四照花 Dendrobenthamia hongkongensis 5.64 竹阔混交林 Phyllostachys edulis-broad-leaved mixed forest 鹿角杜鹃 Rhododendron latoucheae 15.21 油茶 Camellia oleifera 8.44 红楠 Machilus thunbergii 7.99 香港四照花 Dendrobenthamia hongkongensis 7.27 常绿阔叶林 Evergreen broad-leaved forest 鹿角杜鹃 Rhododendron latoucheae 19.86 黄丹木姜子 Litsea elongata 8.84 油茶 Camellia oleifera 7.92 红楠 Machilus thunbergii 7.42 草本层 Herb 毛竹林 Phyllostachys edulis forest 翠云草 Selaginella uncinata 19.99 麦冬 Ophiopogon japonicus 15.39 星蕨 Microsorum punctatum 8.54 竹阔混交林 Phyllostachys edulis-broad-leaved mixed forest 星蕨 Microsorum punctatum 28.54 翠云草 Selaginella uncinata 8.53 短毛熊巴掌 Phyllagathis cavaleriei 6.58 常绿阔叶林 Evergreen broad-leaved forest 短毛熊巴掌 Phyllagathis cavaleriei 25.83 淡竹叶 Lophatherum gracile 11.13 薹草 Carex tristachya 10.79