Home › Authors › P. E. Prostakov 👤 P. E. Prostakov 2 books Books by P. E. Prostakov K voprosu o nitrifikat͡s︡ii v K voprosu o nitrifikat͡s︡ii v iskusstvenno-oroshaemykh pochvakh 1929 Obzor opytno-orositelʹnykh iss Obzor opytno-orositelʹnykh issledovaniĭ v borʹbe s zasukhoĭ 1929