Item | Soil level (%) | Additives | SEM | Significance | ||||
---|---|---|---|---|---|---|---|---|
Con | LP | MLP | S | A | S × A | |||
pH values | 0 | 5.93a ± 0.05 | 4.95bB ± 0.04 | 4.71bB ± 0.19 | 0.018 | < 0.001 | < 0.001 | 0.071 |
1.5 | 5.91a ± 0.08 | 4.94bB ± 0.01 | 4.82cAB ± 0.02 | |||||
7.5 | 5.95a ± 0.01 | 5.18bA ± 0.04 | 5.06bA ± 0.07 | |||||
LA (g kg−1 DM) | 0 | 17.3bAB ± 1.47 | 39.4abA ± 1.29 | 46.8a ± 9.75 | 1.641 | 0.548 | < 0.001 | 0.952 |
1.5 | 20.1bA ± 0.60 | 37.3aAB ± 0.16 | 41.8a ± 5.95 | |||||
7.5 | 14.2bB ± 0.25 | 35.6aB ± 0.63 | 40.6a ± 3.18 | |||||
AA (g kg−1 DM) | 0 | 14.1a ± 0.58 | 10.4bA ± 0.08 | 12.9a ± 0.24 | 0.433 | 0.094 | < 0.001 | 0.485 |
1.5 | 14.6a ± 1.18 | 7.2bB ± 0.80 | 14.2ab ± 2.52 | |||||
7.5 | 12.2a ± 0.93 | 6.5bB ± 0.42 | 11.7a ± 0.58 | |||||
PA (g kg−1 DM) | 0 | 8.3bA ± 0.41 | 8.6bA ± 0.15 | 16.4aA ± 0.46 | 0.183 | < 0.001 | < 0.001 | 0.045 |
1.5 | 5.7cB ± 0.13 | 6.7bB ± 0.27 | 15.8aA ± 0.01 | |||||
7.5 | 4.6bB ± 0.30 | 4.5bC ± 0.58 | 11.0aB ± 0.94 | |||||
BA (g kg−1 DM) | 0 | 1.0aB ± 0.07 | 0.3bC ± 0.05 | NDc ± 0.01 | 0.057 | < 0.001 | < 0.001 | 0.004 |
1.5 | 0.6aB ± 0.01 | 0.4bB ± 0.07 | NDc ± 0.01 | |||||
7.5 | 2.2aA ± 0.39 | 0.9bA ± 0.03 | 0.1b ± 0.08 | |||||
AN (g kg−1 TN) | 0 | 111.3aB ± 2.35 | 51.4cC ± 0.40 | 59.4bB ± 0.19 | 0.724 | < 0.001 | < 0.001 | < 0.001 |
1.5 | 118.0aB ± 3.64 | 50.0bB ± 1.67 | 55.6bC ± 0.23 | |||||
7.5 | 156.4aA ± 1.05 | 65.6cA ± 1.83 | 74.9bA ± 1.45 |