Components
| Name | Description |
|---|---|
| Nickel (Ni) | Nickel is a chemical element with the symbol Ni and atomic number 28 |
| Nitrate CaCl2-soluble (NO3-N) | |
| Nitrogen | |
| Nitrogen CaCl2-soluble | |
| Oak bark | Bark of oak trees |
| Oak leaves | Fresh leaves from Oak tree that have been collected during tree pruning activities in August 2020 in Hamburg. |
| Oak pruning fines | |
| Oak seeds | |
| Oak twigs | |
| Oak wood chips |