Table 6.
Organic matter and carbon (C), nitrogen (N), phosphorus (P) and potassium (K) supply from artichoke plant residues returned to the soil after sequential extraction of phenols and inulin.
| Organic Matter | C | N | P | K | |
|---|---|---|---|---|---|
| t Ha−1 | t Ha−1 | kg Ha−1 | kg Ha−1 | kg Ha−1 | |
| Heads | 0.19 ± 0.01 | 0.10 ±0.01 | 6.84 ± 0.24 | 0.31 ± 0.02 | 2.08 ± 0.07 |
| Leaves | 4.95 ± 0.17 | 2.50 ± 0.09 | 193.29 ± 6.77 | 8.71 ± 0.30 | 52.98 ± 1.85 |
| Stalks | 5.70 ± 0.20 | 2.69 ± 0.09 | 74.91 ± 2.62 | 5.06 ± 0.18 | 47.46 ± 1.66 |
| Roots | 2.94 ± 0.10 | 1.46 ± 0.05 | 77.07 ± 2.70 | 3.02 ± 0.11 | 14.69 ± 0.51 |
| Total | 13.77 ± 0.48 | 6.75 ± 0.24 | 352.11 ± 11.32 | 17.09 ± 0.60 | 117.22 ± 4.10 |