TY JOUR TI POTATO TUBERS QUALITATIVE CHARACTERISTICS DEPENDING ON THE MINERAL FERTILIZERS APPLICATION KW ware potatoes KW potato tubers KW product quality KW mineral fertilizers KW biologically active substances KW dry matter KW starch KW ascorbic acid KW nitrates KW marketability of tubers. JO Bulletin of KSAU AU Demidenko, G.A. PY 2021 IS 0 PB Krasnoyarsk State Agrarian University