气候因子通过土壤微生物生物量氮促进青藏高原高寒草地地上生态系统功能
王毅, 孙建, 叶冲冲, 曾涛

Climatic factors drive the aboveground ecosystem functions of alpine grassland via soil microbial biomass nitrogen on the Qingzang Plateau
WANG Yi, SUN Jian, YE Chong-Chong, ZENG Tao
表1 青藏高原样带调查各指标描述性统计
Table 1 Descriptive statistics of each index in the transect survey on the Qingzang Plateau
调查指标
Survey indicator
p
平均值
Mean
标准误
SE
最大值
Max
最小值
Min
地上生态系统功能 Aboveground ecosystem functions0.2000.050.541.77-1.70
地上生物量 Aboveground biomass (g·m-2)0.00091.1577.22318.487.56
地下生物量 Belowground biomass (g·m-2)0.0003.206.1642.530.01
叶片碳含量 Leaf carbon content (g·kg-1)0.00040.593.7545.1227.42
叶片磷含量 Leaf phosphorus content (g·kg-1)0.0011.670.795.320.34
叶片氮含量 Leaf nitrogen content (g·kg-1)0.09817.984.3434.445.90
土壤含水量 Soil water content (%)0.0000.150.130.530.01
土壤速效磷含量 Soil available phosphorus content (mg·kg-1)0.0012.501.668.480.32
土壤速效氮含量 Soil available nitrogen content (mg·kg-1)0.000130.35118.11536.7812.03
土壤有机碳含量 Soil organic carbon content (g·kg-1)0.00024.2325.74128.630.75
土壤总磷含量 Soil total phosphorus content (g·kg-1)0.0250.490.322.030.05
土壤总氮含量 Soil total nitrogen content (g·kg-1)0.0001.641.426.820.29
土壤微生物生物量碳含量
Microbial biomass carbon content (mg·kg-1)
0.000398.98423.822 064.003.50
土壤微生物生物量氮含量
Microbial biomass nitrogen content (mg·kg-1)
0.000123.34115.03451.202.60