| Treatment | Bulk density (g・cm?1) at different soil depth | ||
| 0 - 5 cm | 5 - 10 cm | 10 - 15 cm | |
| Rice straw§ | 1.36 | 1.31 | 1.45 |
| Poultry manure§ | 1.34 | 1.41 | 1.38 |
| Cow dung§ | 1.29 | 1.17 | 1.20 |
| Soil test based fertilizer | 1.38 | 1.47 | 1.44 |
| Control | 1.48 | 1.54 | 1.46 |
| SE (±) | 0.14 | 0.24 | 0.27 |
| LSD0.05 | 0.08 | ns | ns |
| CV (%) | 2.20 | 3.60 | 4.00 |