Mahsulot tavsifi
This book discusses the description, chemical and physical properties of sapropel, local organic substances, and ways to use them
#sapropel#mahalliy o'g'itlar#organik#fizik#kimyoviy
Muallif
Elaka QayumovTasdiqlangan muallif
- Hujjatlari
- 8 242
- Sotilgan
- 384









