| |||
| steppe formation | |||
| steppification; steppization; transformation into steppe | |||
| steppe expansion | |||
| grass invasion | |||
|
остепнение : 1 phrase in 1 subject |
| Soil science | 1 |
| |||
| steppe formation | |||
| steppification; steppization; transformation into steppe | |||
| steppe expansion | |||
| grass invasion | |||
|
остепнение : 1 phrase in 1 subject |
| Soil science | 1 |