 |
| |||
| organic matter | |||
| organic matter Plant and animal residue that decomposes and becomes a part of the soil | |||
| abhar organach: 2 do fraz, 1 tematyki |
| Ochrona środowiska | 2 |
|
| |||
| organic matter | |||
| organic matter Plant and animal residue that decomposes and becomes a part of the soil | |||
| abhar organach: 2 do fraz, 1 tematyki |
| Ochrona środowiska | 2 |