 |
| |||
| Oostenrijkse den (Pinus nigra, Pinus nigra ssp. var. nigra, Pinus nigra var. austriaca); Oostenrijkse pijn (Pinus nigra, Pinus nigra ssp. var. nigra, Pinus nigra var. austriaca) | |||
| sortfyr: 2 phrases in 2 subjects |
| Natural resourses and wildlife conservation | 1 |
| Natural sciences | 1 |