Mahsulot tavsifi
Study of ecological abnormal conditions that pose risks to health and nature due to serious disturbances in various ecological systems, with a wide range of negative effects
#ekologik#tabiat#ta'sir#vaziyatlar
Muallif
Bobur AllayorovTasdiqlangan muallif
- Hujjatlari
- 56 898
- Sotilgan
- 3 781
