柴达木盆地降水梯度下荒漠植被分布特征及影响因素
康文蓉, 赵文智, 张勇勇, 马登科, 马圆圆, 岳奕帆, 周国英

Vegetation distribution characteristics and influencing factors along a precipitation gradient in the Qaidam Basin
Wenrong Kang, Wenzhi Zhao, Yongyong Zhang, Denke Ma, Yuanyuan Ma, Yifan Yue, Guoying Zhou
表3 不同降水梯度下土壤理化性质的描述性统计
Table 3 Descriptive statistical analysis of soil physical and chemical properties under different precipitation gradients
降水梯度/mm全氮/(g·kg-1)标准差变异系数
最小值最大值平均值
200~3000.030.070.050.010.23
100~2000.010.040.020.010.36
50~1000.010.060.020.010.64
降水梯度/mm全磷/(g·kg-1)标准差变异系数
最小值最大值平均值
200~3000.060.680.470.210.44
100~2000.371.230.600.190.31
50~1000.040.600.370.160.45
降水梯度/mm全钾/(g·kg-1)标准差变异系数
最小值最大值平均值
200~30016.1220.7617.901.540.09
100~20012.9921.2717.972.390.13
50~1009.1418.4515.082.640.17
降水梯度/mmpH标准差变异系数
最小值最大值平均值
200~3007.468.267.780.230.03
100~2007.258.987.850.460.06
50~1007.058.597.810.450.06