武夷山49种木本植物叶片与细根经济谱

王钊颖, 陈晓萍, 程英, 王满堂, 钟全林, 李曼, 程栋梁

Leaf and fine root economics spectrum across 49 woody plant species in Wuyi Mountains

WANG Zhao-Ying, CHEN Xiao-Ping, CHENG Ying, WANG Man-Tang, ZHONG Quan-Lin, LI Man, CHENG Dong-Liang

表5 常绿和落叶物种PC1和PC2得分的差异(平均值±标准误)

Table 5 Differences in PC1 and PC2 scores between evergreen and deciduous species (mean ± SE)

主成分分析 PCA	轴 Axis	叶习性 Leaf habit		显著性检验 Significance test
主成分分析 PCA	轴 Axis	常绿 Evergreen	落叶 Deciduous	t	p
叶片 Leaf	PC1	0.93 ± 0.19 ^a	-1.06 ± 0.24 ^b	6.569	0
叶片 Leaf	PC2	-0.04 ± 0.23 ^a	0.05 ± 0.12 ^a	-0.364	0.717
细根 Fine root	PC1	0.27 ± 0.30 ^a	-0.31 ± 0.32 ^a	1.340	0.185
细根 Fine root	PC2	-0.14 ± 0.23 ^a	0.16 ± 0.19 ^a	-0.998	0.322
整株植物 Whole-plant	PC1	0.76 ± 0.31 ^a	-0.87 ± 0.31 ^b	3.694	0
整株植物 Whole-plant	PC2	-0.58 ± 0.23 ^b	0.67 ± 0.23 ^a	-3.833	0