 |
| |||
| land conservation; land protection | |||
| protection of fields | |||
| land utilization protection | |||
| |||
| land conservation | |||
| охрана земель: 24 phrases in 12 subjects |
| Agriculture | 3 |
| Astronautics | 1 |
| Biology | 1 |
| Earth sciences | 4 |
| Ecology | 6 |
| Economy | 1 |
| Makarov | 3 |
| Natural resourses and wildlife conservation | 1 |
| Officialese | 1 |
| Sakhalin | 1 |
| Sakhalin R | 1 |
| Water supply | 1 |