| Treatments | Element concentrations | |
| P2O5 (mg/L) | Cd (mg/L) | |
| P0Cd0 | P0 = 0 | Cd0 = 0 |
| P0Cd1 | Cd1 = 0.093 | |
| P0Cd2 | Cd2 = 0.186 | |
| P0Cd3 | Cd3 = 0.279 | |
| P0Cd4 | Cd4 = 0.372 | |
| P1Cd0 | P1 = 686 | Cd0 = 0 |
| P1Cd1 | Cd1 = 0.093 | |
| P1Cd2 | Cd2 = 0.186 | |
| P1Cd3 | Cd3 = 0.279 | |
| P1Cd4 | Cd4 = 0.372 | |
| P2Cd0 | P2 = 3250 | Cd0 = 0 |
| P2Cd1 | Cd1 = 0.093 | |
| P2Cd2 | Cd2 = 0.186 | |
| P2Cd3 | Cd3 = 0.279 | |
| P2Cd4 | Cd4 = 0.372 | |