阔叶红松林3种典型蕨类叶功能性状的垂直变异

赵孟娟, 金光泽, 刘志理

Vertical variations in leaf functional traits of three typical ferns in mixed broadleaved- Korean pine forest

ZHAO Meng-Juan, JIN Guang-Ze, LIU Zhi-Li

表1 3种蕨类所处生境的环境因子概况(平均值±标准误)

Table 1 Profile of environmental factors in the habitats of the three ferns (mean ± SE)

环境因子 Environmental factor	粗茎鳞毛蕨 Dryopteris crassirhizoma	东北蹄盖蕨 Athyrium brevifrons	荚果蕨 Matteuccia struthiopteris
冠层开放度 Canopy openness (%)	24.29 ± 1.04^a	24.90 ± 0.66^a	23.68 ± 2.45^a
土壤水分含量 Soil water content	0.90 ± 0.09^a	0.87 ± 0.17^a	0.99 ± 0.12^a
土壤全氮含量 Soil total nitrogen content (mg·g^-1)	9.32 ± 0.74^a	6.57 ± 0.91^b	9.06 ± 0.64^ab
土壤全磷含量 Soil total phosphorus content (mg·g^-1)	0.82 ± 0.08^a	0.89 ± 0.16^a	0.88 ± 0.10^a
土壤pH Soil pH	5.67 ± 0.11^ab	5.31 ± 0.10^b	5.76 ± 0.11^a
土壤有效氮含量 Soil available nitrogen content (mg·g^-1)	0.59 ± 0.05^a	0.50 ± 0.06^a	0.59 ± 0.03^a
土壤有效磷含量 Soil available phosphorus content (mg·g^-1)	0.02 ± 0.00^a	0.01 ± 0.00^a	0.02 ± 0.00^a