 |
| |||
| index of quality and yield of soil (Leonid Dzhepko) | |||
| soil bonitet (dimock) | |||
| бонитет почв: 1 do fraz, 1 tematyki |
| Zasoby naturalne i ochrona dzikiej przyrody | 1 |
|
| |||
| index of quality and yield of soil (Leonid Dzhepko) | |||
| soil bonitet (dimock) | |||
| бонитет почв: 1 do fraz, 1 tematyki |
| Zasoby naturalne i ochrona dzikiej przyrody | 1 |