TY JOUR TI Comparative assessment of the productivity of various potato varieties on drained peat soil in the conditions of the Volga-Vyatka region KW potatoes KW row crops KW the period of active vegetation KW yield KW productivity KW fodder units KW lowland peat soils JO Adaptive Fodder Production AU Smirnova, A.V. PY 2025 IS 2025 PB Federal Williams Research Center of Forage Production and Agroecology