Modification treatment | SPh | SPm | SPl |
Absolute increments of Available phosphorus(mg∙kg−1) (average ± Standard deviation) | |||
Ordinary zeolite | 1.10 ± 0.2c | 2.11 ± 1.5c | 0.35 ± 0.4c |
Modified zeolite in high temperature | 7.20 ± 2.0b | 6.90 ± 2.6b | 3.49 ± 2.2bc |
Ammonium saturated zeolite | 20.30 ± 3.1a | 12.35 ± 2.6a | 6.13 ± 3.2ab |
High temperature modified ammonium saturated zeolite | 23.48 ± 1.6a | 15.10 ± 2.9a | 7.92 ± 4.1a |