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Bulk density values of Ap1 horizons of the soils under integrated (INT), traditional organic (ORG) and innovative organic (ORG+) cropping systems (FieldLab-DSA3, Perugia, Italy). Numbers in parentheses are the standard errors (n=2).
| Bulk density (g cm-3) | |
|---|---|
| INT | |
| Ap1 | 1.16 (0.01) |
| ORG | |
| Ap1 | 1.17 (0.05) |
| ORG+ | |
| Ap1 | 1.44 (0.00) |
