 |
| |||
| exploitable age; removal age | |||
| rotation; cutting age; exploitation age; felling age | |||
|
age d'exploitation : 3 do fraz, 3 tematyki |
| Leśnictwo | 1 |
| Prawo pracy | 1 |
| Transport | 1 |
|
| |||
| exploitable age; removal age | |||
| rotation; cutting age; exploitation age; felling age | |||
|
age d'exploitation : 3 do fraz, 3 tematyki |
| Leśnictwo | 1 |
| Prawo pracy | 1 |
| Transport | 1 |