TY JOUR TI The influence of variable electromagnetic fields on enhancing the resource potential of potato variety Pechorsky in conditions of the Far North KW potato KW Pechorsky variety KW variable electromagnetic field KW phenological indicators KW genetics JO Proceedings of the Komi Science Centre of the Ural Division of the Russian Academy of Sciences AU Zaynullin, V.G. AU Pozhirickaya, A.N. AU Kozhevnikov, S.Y. AU Gryaznov, V.G. PY 2026 IS 0 PB FSBI FIC "Komi Scientific Center of the Ural Branch of the Russian Academy of Sciences"