黑河源区主要下垫面土壤粒径分形特征及其影响因素
刁二龙, 曹广超, 刘英, 赵美亮

Soil's fractal characteristics and influencing factors of main underlying surface in the source area of Heihe River
Erlong Diao, Guangchao Cao, Ying Liu, Meiliang Zhao
表1 土壤粒径及基本理化性质
Table 1 Soil particle size and other basic physicochemical properties
土层深度/cm土壤粒径/%理化性质
黏粒粉粒砂粒容重/(g·cm-3)土壤含水量/%全氮/(g·kg-1)有机质/(g·kg-1)
0~105.67±0.34a51.96±2.32a42.36±2.60a0.91±0.02c33.03±2.40a5.11±0.32a89.36±6.16a
10~205.48±0.31a50.74±2.42a43.78±2.70a1.05±0.04b25.73±1.84b4.19±0.31b64.91±5.55b
20~305.16±0.31a49.57±2.55a45.27±2.82a1.20±0.03a24.23±1.83b3.49±0.23bc56.66±5.43bc
30~405.25±0.29a49.13±2.44a45.62±2.67a1.25±0.04a22.03±1.75b3.01±0.19c43.22±3.94c
平均值5.39±0.1650.35±1.2144.26±1.341.10±0.0225.92±1.053.95±0.1463.27±3.06