Table 4.
Main parameters of samples from the areas M1 and M2
| M1 | M2 | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| N | G | Z | U | R1 | R1z | R2 | Ż2g | Ż1z | |
| Reaction (pH) | 6.45 | 7.07 | 7.30 | 7.05 | 6.30 | 6.05 | 6.46 | 7.40 | 6.21 |
| Electrolytic conductivity (μS/cm) | 20.8 | 70.7 | 172.6 | 67.5 | 21.2 | 20.2 | 25.1 | 79.5 | 18.0 |
| Organic matter (%) | 0.31 | 0.91 | 4.51 | 3.29 | 1.56 | 1.45 | 2.80 | 2.02 | 0.37 |
| Organic carbon (%) | 0.13 | 0.48 | 3.63 | 1.58 | 0.22 | 0.35 | 1.24 | 1.34 | 0.06 |
| CaO (mg/kg [dry matter]) | 235.0 | 253.2 | 937.3 | 551.2 | 126.2 | 45.5 | 209.8 | 301.4 | < 1.5 |
| Na2O (mg/kg [dry matter]) | < 3.0 | 13.1 | 142.3 | 68.7 | 203.0 | 218.5 | 202.8 | 313.5 | 140.2 |
| P2O5 (%) | < 0.05 | 0.15 | 0.87 | 0.40 | < 0.05 | 0.11 | 0.18 | 0.09 | < 0.05 |
| K2O (mg/kg [dry matter]) | 258.6 | 244.4 | 2685 | 1176 | 1992 | 1190 | 2723 | 2851 | 612.7 |