秦岭锐齿栎林土壤酶活性与化学计量比变化特征及其影响因素

解梦怡, 冯秀秀, 马寰菲, 胡汗, 王洁莹, 郭垚鑫, 任成杰, 王俊, 赵发珠

Characteristics of soil enzyme activities and stoichiometry and its influencing factors in Quercus aliena var. acuteserrata forests in the Qinling Mountains

XIE Meng-Yi, FENG Xiu-Xiu, MA Huan-Fei, HU Han, WANG Jie-Ying, GUO Yao-Xin, REN Cheng-Jie, WANG Jun, ZHAO Fa-Zhu

表1 锐齿栎林带不同海拔高度采样点主要特征(平均值±标准误差)

Table 1 Main characteristics of the sampling sites at different altitude of the Quercus aliena var. acuteserrata forest (mean ± SE)

海拔 Altitude (m)	纬度 Latitude (N)	经度 Longitude (E)	锐齿栎优势度¹⁾ (as % of total basal area)¹⁾	pH	土壤温度 ST (℃)	土壤容重 BD (g·cm^-3)	土壤含水量 SMC (%)
1 308	34.08°	107.70°	0.79	5.32 ± 0.04^bc	16.81 ± 0.03^a	1.15 ± 0.08^a	22.96 ± 0.75^c
1 408	34.08°	107.69°	0.72	5.28 ± 0.01^bc	16.60 ± 0.02^b	1.00 ± 0.06^a	28.94 ± 1.52^b
1 503	34.08°	107.69°	0.81	5.57 ± 0.03^ab	16.50 ± 0.01^b	1.11 ± 0.03^a	21.97 ± 1.03^c
1 603	34.07°	107.69°	0.68	5.71 ± 0.03^a	16.24 ± 0.03^c	1.01 ± 0.07^a	26.85 ± 0.74^b
1 694	34.07°	107.69°	0.74	5.06 ± 0.04^c	16.01 ± 0.05^d	1.01 ± 0.09^a	44.93 ± 1.43^a
1 803	34.06°	107.70°	0.62	4.19 ± 0.22^d	15.84 ± 0.04^e	1.06 ± 0.09^a	23.32 ± 0.59^c