TY JOUR TI Development of variety technologies for cultivation of potato in the Middle Urals KW potato KW tuber quality KW mineral composition KW biochemical composition KW nutritional area KW fungicide KW tasting KW taste assessment JO Agrarian Bulletin of the AU Keyta, F.. AU Karpuhin, M.Y. PY 2021 IS 0 PB Ural State Agrarian University