 |
| |||
| crop rotation | |||
| succession cropping | |||
| succession | |||
| crop sequence | |||
| shift of crops; diversification; farming rotation; rotation; rotational farming | |||
|
чередование культур : 9 do fraz, 5 tematyki |
| Agrochemia | 2 |
| Ekonomia | 2 |
| Gleboznawstwo | 1 |
| Ogrodnictwo hortologia | 2 |
| Rolnictwo | 2 |