乔木与木质藤本的水力与光合性状的差异: 以热带森林崖豆藤属和买麻藤属为例
宋慧清,倪鸣源,朱师丹(
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Hydraulic and photosynthetic characteristics differ between co-generic tree and liana species: a case study of Millettia and Gnetum in tropical forest
SONG Hui-Qing,NI Ming-Yuan,ZHU Shi-Dan()
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图3. 植物水分传导有效性与安全性之间的相关关系。A, 枝条木质部抗栓塞能力(P50branch)与边材比导率(ks)之间的相关关系; B, 叶片抗栓塞能力(P50leaf)与叶片最大导水率(Kleaf-max)之间的相关关系。误差线为标准误差。
Fig. 3. Relationship between sapwood specific hydraulic conductivity (ks) and vulnerability to cavitation in branches (A), and relationship between maximum hydraulic leaf conductance (Kleaf-max) and vulnerability to cavitation in leaves (B). P50branch, xylem water potential at 50% loss of branch hydraulic conductivity; P50leaf, leaf water potential at 50% loss of leaf hydraulic conductance. Error bars are standard errors.
