Mahsulot tavsifi
The course covers the main causes of hydro-sphere pollution, including industrial, agriculture, and communal factors. Explore chemical, heavy metal, and biological contamination issues
#biologiya#ifloslanish#kimyoviy moddalar#contaminatsiya
Muallif

Bobur AllayorovTasdiqlangan muallif
- Hujjatlari
- 56 898
- Sotilgan
- 3 781









