 |
| |||
| Gasterosteus aculeatus; spinarello m | |||
| Gasterosteus aculeatus aculeatus: 3 phrases in 2 subjects |
| Fish farming pisciculture | 2 |
| Natural resourses and wildlife conservation | 1 |
|
| |||
| Gasterosteus aculeatus; spinarello m | |||
| Gasterosteus aculeatus aculeatus: 3 phrases in 2 subjects |
| Fish farming pisciculture | 2 |
| Natural resourses and wildlife conservation | 1 |