中亚热带喀斯特常绿落叶阔叶混交林典型树种的木质部解剖与功能特征分析
倪鸣源, ARITSARA Amy Ny Aina, 王永强, 黄冬柳, 项伟, 万春燕, 朱师丹*(
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Analysis of xylem anatomy and function of representative tree species in a mixed evergreen and deciduous broad-leaved forest of mid-subtropical karst region
NI Ming-Yuan, ARITSARA Amy Ny Aina, WANG Yong-Qiang, HUANG Dong-Liu, XIANG Wei, WAN Chun-Yan, ZHU Shi-Dan*()
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图4. 广西木论喀斯特木本植物10个木质部性状(A)和21个树种(B)的主成分分析图。○, 落叶树种; ●, 常绿树种。APf,轴向薄壁组织比例; Dh,导管水力直径; Fb,纤维组织比例; Kt,理论导水率; RPf,射线组织比例; t,相连接两个导管的细胞壁厚度之和; t/b,导管壁加固系数;TPf,总的薄壁组织比例; Vd,导管密度; Vs,导管组织比例。
Fig. 4. Principal component analysis for 10 xylem traits of woody plant (A), and 21 karst woody species (B) in Mulun, Guangxi. ○, deciduous; ●, evergreen. APf,axial parenchyma fraction; Dh,hydraulically-mean vessel diameter; Fb,fiber fraction; Kt,theoretical hydraulic conductivity; RPf,ray parenchyma fraction; t,double wall thickness measured from vessel pairs; t/b,vessel wall reinforcement coefficient; TPf,total parenchyma fraction; Vd,vessel density; Vs,vessel lumen fraction.
