母质 | 元素 | 贵州省土壤 背景值 | 最小值 | 最大值 | 平均值 | 标准差 | 变异系数 |
老风化壳 (n = 20) | Fe* | 41.7 | 25.49 | 128.37 | 59.03 | 23.18 | 39.27 |
Mn | 794 | 145.89 | 1757.79 | 583.06 | 378.04 | 64.84 | |
Cu | 32 | 25.49 | 194.75 | 74.21 | 35.22 | 47.47 | |
Zn | 99.5 | 69.91 | 306.42 | 165.55 | 52.85 | 31.92 | |
砂页岩 (n = 19) | Fe* | 41.7 | 21.51 | 88.99 | 47.14 | 16.68 | 35.38 |
Mn | 794 | 96.94 | 2652.11 | 666.76 | 517.29 | 77.58 | |
Cu | 32 | 13.87 | 180.42 | 60.57 | 46.55 | 76.86 | |
Zn | 99.5 | 40.93 | 204.53 | 97.98 | 39.66 | 40.48 | |
石英砂岩 (n = 12) | Fe* | 41.7 | 9.54 | 53.59 | 24.00 | 10.75 | 44.79 |
Mn | 794 | 41.52 | 534.99 | 185.56 | 145.87 | 78.61 | |
Cu | 32 | 10.81 | 53.00 | 24.71 | 10.73 | 43.42 | |
Zn | 99.5 | 11.98 | 133.55 | 53.68 | 31.17 | 58.07 |