Table 3.
Index | T-GRSP concentration | T-GRSP storage | EE-GRSP concentration | EE-GRSP storage |
---|---|---|---|---|
Site | ||||
F | 62.75 | 54.94 | 65.59 | 57.53 |
P value | 0.000 | 0.000 | 0.000 | 0.000 |
Soil layer | ||||
F | 64.87 | 59.21 | 39.32 | 35.32 |
P value | 0.000 | 0.000 | 0.000 | 0.000 |
Interaction | ||||
F | 2.14 | 2.07 | 1.14 | 1.28 |
P value | 0.003 | 0.005 | 0.310 | 0.187 |
| ||||
Site-related differences (mean and their statistical significance) | ||||
Dumeng | 2.93cd | 87.46cd | 0.48b | 14.32b |
Fuyu | 2.65d | 71.66d | 0.38bc | 10.40bc |
Lanling | 4.05c | 115.00c | 0.30cd | 8.78cd |
Mingshui | 6.60a | 172.57a | 0.87a | 22.88a |
Zhaodong | 5.25b | 143.91b | 0.22d | 6.01d |
Zhaozhou | 2.10d | 56.76d | 0.33cd | 8.94cd |
Largest/lowest ratio | 3.14 | 3.04 | 3.95 | 3.81 |
| ||||
Soil layer-related differences (mean and their statistical significance) | ||||
0–20 cm | 6.29a | 169.83a | 0.67a | 18.26a |
20–40 cm | 4.51b | 123.07b | 0.51b | 14.06b |
40–60 cm | 3.81bc | 105.25bc | 0.38bc | 10.50bc |
60–80 cm | 2.92cd | 81.82cd | 0.33c | 9.20c |
80–100 cm | 2.11d | 59.50d | 0.26c | 7.42c |
Largest/lowest ratio | 2.98 | 2.85 | 2.58 | 2.46 |
| ||||
Mean of pooled data | 3.93 | 107.89 | 0.43 | 11.89 |
Note: Different lowercases indicate the related differences between different soil layers or between different sites were statistically significant (P < 0.05).