Table 2 Physicochemical properties of sampled soils
Parameter | pH | EC | H | TOC | PO4-P | NH4-N | NO3-N | |
|---|---|---|---|---|---|---|---|---|
S1 | F | 9.04a±0.01 | 180.3f±1.80 | 6.55f±0.05 | 0.63f± 0.03 | 0.17f±0.00 | 0.02d±0.00 | 0.07b±0.00 |
M | 8.03a±0.00 | 179.8f± 1.80 | 3.90f±0.01 | 0.43f± 0.03 | 0.16f± 0.01 | 0.01d±0.00 | 0.07b±0.00 | |
S2 | F | 7.16d±0.00 | 517.5e± 52.50 | 15.47c±0.05 | 3.61c± 1.85 | 0.96d±0.12 | 0.02d±0.00 | 0.09b±0.01 |
M | 7.64b±0.00 | 488.45e± 8.45 | 12.84c±0.02 | 2.22d± 1.11 | 0.82d±0.12 | 0.02d±0.00 | 0.08b±0.00 | |
S3 | F | 7.29c±0.02 | 698.5d± 2.50 | 26.04a±0.31 | 5.26b± 0.00 | 1.03c± 0.06 | 0.10c±0.00 | 0.13a±0.00 |
M | 7.65b± 0.07 | 667.5d± 2.50 | 19.70a±0.08 | 4.44c± 1.11 | 1.02c± 0.16 | 0.11c±0.00 | 0.10a±0.00 | |
S4 | F | 7.33c± 0.02 | 3175a±5.00 | 8.07d±0.02 | 7.40a± 1.05 | 2.03a ±0.10 | 0.14a±0.00 | 0.17a±0.01 |
M | 7.77b±0.00 | 3127.5a± 2.50 | 7.95e±0.03 | 6.66a± 1.33 | 1.58a± 0.01 | 0.16a±0 | 0.15a±0.01 | |
S5 | F | 7.20d± 0.20 | 856c±4.00 | 18.58b±0.17 | 6.66a±0.00 | 1.28b±0.15 | 0.12b±0.00 | 0.15a±0.01 |
M | 7.10c± 0.30 | 910c± 20.00 | 16.90b±0.01 | 5.55b± 1.11 | 1.19b±0.01 | 0.11b±0.00 | 0.13a±0.00 | |
S6 | F | 7.54b±0.01 | 2250b± 10.00 | 7.50e±0.08 | 1.85d± 1.85 | 0.72e± 0.09 | 0.01d±0.00 | 0.03c±0.00 |
M | 7.31c ± 0.17 | 2136.5b± 3.50 | 8.92d±0.02 | 1.66e± 0.83 | 0.41e± 0.04 | 0.01d ±0.00 | 0.05c±0.00 | |
Significance | ||||||||
Total effect of disturbance (A) | *** | *** | *** | *** | *** | *** | * | |
Total effect of sampling time (B) | NS | *** | *** | *** | *** | NS | *** | |
A × B | *** | *** | *** | *** | *** | *** | * | |