Soil Property | Silt-loam Soil | Clay Soil | ||
Roy J | CLXL745 | Roy J | CLXL745 | |
Sand (%) | 7 a† | 7 a | 16 a† | 16 a |
Silt (%) | 76 a | 76 a | 32 a | 32 a |
Clay (%) | 17 a | 17 a | 51 a | 51 a |
Bulk density (g∙cm−3) | 1.34 a | 1.35 a | 1.13 a | 1.12 a |
pH | 6.4 a | 6.5 a | 7.4 a | 7.4 a |
Electrical conductivity (dS∙m−1) | 0.205 a | 0.192 b | 0.185 b | 0.232 a |
Extractable nutrients |
| |||
P (kg∙ha−1) | 70.3 a | 67.8 b | 74.0 a | 74.0 a |
K (kg∙ha−1) | 198 a | 188 b | 382 a | 368 b |
Ca (kg∙ha−1) | 2235 a | 2229 b | 5529 a | 5388 b |
Mg (kg∙ha−1) | 214 a | 213 a | 1126 a | 1090 b |
Fe (kg∙ha−1) | 493 a | 494 a | 495 a | 497 a |
Mn (kg∙ha−1) | 337 a | 325 b | 68.8 a | 65.1 b |
Na (kg∙ha−1) | 74.6 a | 71.7 b | 68.9 a | 65.2 b |
S (kg∙ha−1) | 18.1 a | 15.3 a | 16.3 b | 18.8 a |
Cu (kg∙ha−1) | 1.8 a | 1.8 a | 5.8 a | 5.6 a |
Zn (kg∙ha−1) | 7.0 a | 6.8 a | 4.0 a | 3.9 a |
Soil organic matter (Mg ha−1) | 27.0 a | 27.0 a | 39.1 a | 38.2 b |
Total N (Mg ha−1) | 1.21 a | 1.22 a | 1.45 a | 1.47 a |
Total C (Mg ha−1) | 11.6 a | 11.9 a | 15.6 a | 15.7 a |
C:N ratio | 9.6 a | 9.7 a | 10.7 a | 10.7 a |