| Treatments* | Compost only (A) | With bio-char (B) | C-sequestration (B-A) | Recovery rates** |
|
| --------------kg∙ha−1-------------- | (%) | ||
| AD | 11,685 | 12,129 | 444 | 38.8 |
| CC | 11,124 | 12,064 | 940 | 82.2 |
| PC | 12,175 | 12,400 | 225 | 19.7 |