| Division | Organic (g/kg) | Rock ratio (%) | pH (1:5) | EC (dS/m) | CEC | K | Ca (cmol+/kg) | Mg | Na | Al (㎎/kg) |
|---|---|---|---|---|---|---|---|---|---|---|
| Maximum | 245.67 | 67.24 | 8.02 | 1.36 | 48.78 | 0.75 | 30.55 | 8.54 | 0.12 | 0.02 |
| Average | 178.30 | 46.60 | 7.68 | 0.69 | 28.57 | 0.36 | 17.79 | 5.12 | 0.05 | 0.01 |
| Minimum | 63.27 | 24.69 | 6.83 | 0.31 | 12.02 | 0.13 | 8.09 | 1.42 | 0.02 | 0.00 |