 |
| |||
| évolution des sols | |||
| развитие почв: 8 phrases in 3 subjects |
| Forestry | 4 |
| Geology | 1 |
| Natural resourses and wildlife conservation | 3 |
|
| |||
| évolution des sols | |||
| развитие почв: 8 phrases in 3 subjects |
| Forestry | 4 |
| Geology | 1 |
| Natural resourses and wildlife conservation | 3 |