南亚热带森林不同演替阶段植物与土壤中N、P的化学计量特征

刘兴诏, 周国逸, 张德强, 刘世忠, 褚国伟, 闫俊华

N and P stoichiometry of plant and soil in lower subtropical forest successional series in southern China

LIU Xing-Zhao, ZHOU Guo-Yi, ZHANG De-Qiang, LIU Shi-Zhong, CHU Guo-Wei, YAN Jun-Hua

表1 不同演替阶段相同物种的N、P含量差异分析

Table 1 Differences between the common species at different succession stages

共有种 Common species1) 叶 Leaf 根 Root N P N:P N P N:P 马尾松 Pinus massoniana 0.179 0.001** 0** 0.793 0** 0** 荷木 Schima superba 0** 0.064 0** 0.092 0.043* 0.101 锥栗 Castanopsis chinensis 0.621 0.230 0.27 0.020* 0** 0.001**