TY JOUR TI Dependence of yield and quality of potato tubers on the action of a growth regulator in the foothill zone of the Republic of North Ossetia-Alania KW potato KW variety Nevskiy KW growth regulator KW “Epin-Ekstra” KW yield KW quality of tubers KW dry matter KW starch KW ascorbic acid (vitamin C) JO Agrarian Bulletin of the AU Ikoeva, L.P. PY 2023 IS 232 PB Ural State Agrarian University