甘肃省中药材主产区陇西县土壤有机碳空间分布
唐亮, 何明珠, 白光祖, 赵鹏善, 任建新, 许华

The spatial distribution of soil organic carbon in the main producing areas of traditional Chinese medicine in Longxi Gansu China
Liang Tang, Mingzhu He, Guangzu Bai, Pengshan Zhao, Jianxin Ren, Hua Xu
表2 各土层有机碳密度与环境变量相关性
Table 2 The correlation between organic carbon density and environmental variables in soil layer
环境因子土层/cm
0~1010~3030~50
气温-0.1580*-0.1692*-0.3109**
降水量0.1928*0.1645*0.2650**
海拔0.1667*0.1747*0.3099**
坡度-0.1590*-0.1555*-0.1129
坡向-0.1373-0.1075-0.0663
地表粗糙度-0.2070**-0.1103-0.0837
地形起伏度-0.1759*-0.1302-0.0661
平面曲率0.14680.14780.0710
汇流动力指数-0.1804*-0.2149**-0.2700**
沉积物运移指数-0.1099-0.1029-0.1093
地形湿度指数-0.0310-0.0913-0.2329**