阔叶红松林不同演替阶段灌木叶片碳氮磷化学计量特征及其影响因素

宋语涵, 张鹏, 金光泽

Characteristics of shrub leaf carbon, nitrogen and phosphorus stoichiometry and influencing factors in mixed broadleaved-Korean pine forests at different successional stages

SONG Yu-Han, ZHANG Peng, JIN Guang-Ze

表2 物种多样性和土壤化学性质对群落尺度上阔叶红松林叶片碳(C)、氮(N)、磷(P)化学计量的层次分割结果

Table 2 Results of hierarchical partitioning for the effects of species diversity and soil chemical properties on leaf carbon (C), nitrogen (N) and phosphorus (P) stoichiometry at community scale in mixed broadleaved-Korean pine forests

叶片化学计量 Leaf stoichiometry	R²	物种多样性解释度 Interpretation of species diversity (%)			土壤化学性质解释度 Interpretation of soil chemical properties (%)
叶片化学计量 Leaf stoichiometry	R²	H′	S	J	SC	SN	SP
LC	0.69	8.80	4.44	15.05	45.31^*	8.01	18.38
LN	0.82	26.66^*	36.11^**	4.94	5.73	5.14	21.42
LP	0.62	35.96^*	40.18^*	6.82	9.16	3.24	4.64
L(C:N)	0.74	28.88^*	33.41^**	4.51	13.25	6.52	13.43
L(C:P)	0.59	34.79^*	33.99^*	8.25	16.55	4.31	2.11
L(N:P)	0.46	22.12	16.76	23.11	9.23	3.60	25.17