| Parameters | WW | TWW | GW |
| Ca2+ % | 0.64 a | 0.63 ab | 0.51 c |
| Mg2+ % | 0.34 a | 0.37 a | 0.39 a |
| Na+ % | 0.27 a | 0.25 b | 0.24 b |
| K+ % | 1.25 a | 1.18 a | 0.93 b |
| N % | 1.94 a | 1.84 a | 0.46 c |
| P % | 0.16 a | 0.13 b | 0.10 c |
| Fe2+ mg/kg | 410 a | 370 ab | 340 b |
| Mn2+ mg/kg | 72 a | 66 b | 58 c |
| Cu2+ mg/kg | 38 a | 36 a | 35 a |
| Zn2+ mg/kg | 220 c | 283 b | 332 a |
| Cd2+ mg/kg | 13 a | 13 a | 13 a |
| Ni2+ mg/kg | 12 a | 12 a | 11 a |
| Pb2+ mg/kg | 30 a | 27 ab | 25 b |
| Co2+ mg/kg | 8 a | 8 a | 8 a |
| Cr2+ mg/kg | 15 a | 14 a | 13 a |