地形和土壤特性对亚热带常绿阔叶林内植物功能性状的影响
丁佳, 吴茜, 闫慧, 张守仁

Effects of topographic variations and soil characteristics on plant functional traits in a subtropical evergreen broad-leaved forest
Jia Ding, Qian Wu, Hui Yan, Shouren Zhang
图3 叶绿素荧光参数Fv/Fm 与全氮含量(a)、全磷含量(b)呈负相关(P<0.01); 土壤全磷含量与土壤pH值成正比(P<0.01)。Fv/Fm, 光系统II的最大光化学效率。
Fig. 3 Fluorescence parameter Fv/Fm is negatively correlated with TN (a) and TP (b) (P<0.01); TP and soil pH are positively correlated (P<0.01). Fv/Fm, maximal photochemical efficiency of photosystem II.