不同区域针叶年龄对红松叶性状及相关关系的影响
张自琰, 金光泽, 刘志理

Effects of needle age on leaf traits and their correlations of Pinus koraiensis across different regions
ZHANG Zi-Yan, JIN Guang-Ze, LIU Zhi-Li
表2 不同区域红松叶形态性状的当年生值和所有龄级平均值(标准差)的差异
Table 2 Differences in leaf morphological traits of Pinus koraiensis across different regions between the mean values of the current year and those of overall age classes (SD)
样点 Site 龄级 Age classes 比叶面积 SLA (cm2·g-1) 叶干物质含量 LDMC (g·g-1) 针叶密度 ND (g·cm-3) 针叶体积 NV (cm3)
长白山
Changbai Mountain
当年生 Current year 105.6 (8.06)Ab 0.29 (0.01)Bc 0.32 (0.03)Ba 0.05 (0.01)Ac
所有龄级 Overall age 89.7 (4.29)Ba 0.36 (0.00)Ac 0.37 (0.02)Aa 0.04 (0.00)Bd
穆棱
Muling
当年生 Current year 88.0 (7.37)Ac 0.34 (0.02)Ba 0.29 (0.01)Bb 0.10 (0.02)Aa
所有龄级 Overall age 72.3 (5.24)Bc 0.40 (0.00)Aa 0.36 (0.03)Aab 0.11 (0.02)Aa
丰林
Fenglin
当年生 Current year 113.7 (9.06)Aa 0.34 (0.02)Bc 0.26 (0.01)Bc 0.07 (0.01)Bb
所有龄级 Overall age 85.3 (8.17)Ba 0.38 (0.01)Ab 0.34 (0.02)Ab 0.08 (0.01)Ab
胜山
Shengshan
当年生 Current year 104.2 (7.26)Ab 0.31 (0.01)Bb 0.32 (0.03)Ba 0.07 (0.01)Ab
所有龄级 Overall age 78.1 (5.27)Bb 0.37 (0.02)Abc 0.36 (0.03)Aab 0.06 (0.01)Bc
可塑性
Plasticity (%)
当年生 Current year 22.6 16.4 19.4 51.5
所有龄级 Overall age 19.4 9.5 8.9 64.5