| Vegetation Organic C | |||
| Zone | tons∙ha−1 | CV (%)* | Total (tons × 106) |
| Forests | |||
| Evergreen broadleaves | 72.0 | 54 | 40.4 |
| Aleppo pine + Calabrian pine | 72.9 | 54 | 30.4 |
| Deciduous oaks | 80.3 | 48 | 62.0 |
| Fir | 114.0 | 52 | 31.1 |
| Black pines | 115.0 | 51 | 15.1 |
| Beech | 120.0 | 52 | 36.0 |
| Pastures | |||
| Pseudoalpine | 111.0 | 58 | 21.8 |