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Basic physical and chemical properties of biochar and the soil in the study area.
| Soil Properties | Soil | Biochar |
|---|---|---|
| pH | 7.7 | 9.9 |
| Electrical Conductivity (dS m−1) | 1.42 | 1.0 |
| Ca (g kg−1) | 0.16 | 0.016 |
| Mg (g kg−1) | 0.07 | 1.3 |
| Cl (g kg−1) | 0.11 | 1.44 |
| HCO3 (g kg−1) | 0.20 | 0.85 |
| total N (g kg−1) | 1.8 | 59 |
| total P (g kg−1) | 0.66 | 144.3 |
| total K (g kg−1) | 0.4 | 115 |
| CEC (cmol kg−1) | 14.94 | 217 |
| Bulk density (g cm−3) | 1.35 | 0.40 |
| Field capacity (%) | 25.8 | — |
| Silt (%) | 30.1 | — |
| Sand (%) | 50.2 | — |
| Clay (%) | 19.7 | — |
