天童山阔叶木本植物叶片大小与叶脉密度及单位叶脉长度细胞壁干质量的关系

熊映杰, 于果, 魏凯璐, 彭娟, 耿鸿儒, 杨冬梅, 彭国全

Relationships between lamina size, vein density and vein cell wall dry mass per unit vein length of broad-leaved woody species in Tiantong Mountain, southeastern China

XIONG Ying-Jie, YU Guo, WEI Kai-Lu, PENG Juan, GENG Hong-Ru, YANG Dong-Mei, PENG Guo-Quan

表1 天童国家森林公园38个阔叶木本植物叶片大小与叶脉结构的标准化主轴估计回归关系

Table 1 Summary of standardized major axis estimation regression parameters for the scaling relationships between lamina size and vein architecture of 38 broad-leaved woody species in Tiantong National Forest Park

指标 (y轴-x轴) Index (y axis-x axis) 决定系数 Coefficient of determination (R2) 斜率(95%置信区间) Slope (95% confidence interval) p 叶片面积-叶片干质量 Lamina area-lamina dry mass 0.081 1.102 (0.953, 1.274) <0.001 叶片面积-叶片周长 Lamina area-lamina perimeter 0.897 2.029 (1.821, 2.260) <0.001 主脉密度-叶片面积 Major vein density-lamina area 0.893 -0.503 (-0.562, -0.451) <0.001 主脉密度-叶片周长 Major vein density-lamina perimeter 0.705 -1.021 (-1.226, -0.851) <0.001 主脉密度-叶片干质量 Major vein density-lamina dry mass 0.712 -0.555 (-0.664, -0.463) <0.001 主脉密度-主脉单位长度的细胞壁干质量 Major vein density-cell wall dry mass per unit length of major vein 0.615 -0.699 (-0.861, -0.567) <0.001 主脉单位长度的细胞壁干质量-叶片面积 Cell wall dry mass per unit length of major vein-lamina area 0.554 0.721 (0.576, 0.901) <0.001 主脉单位长度的细胞壁干质量-叶片周长 Cell wall dry mass per unit length of major vein-lamina perimeter 0.445 1.462 (1.142, 1.872) <0.001 主脉单位长度的细胞壁干质量-叶片干质量 Cell wall dry mass per unit length of major vein-lamina dry mass 0.412 0.794 (0.614, 1.026) <0.001