TY JOUR TI TECHNOLOGY OF OBTAINING AND QUALITY EVALUATION OF FERN SNACKS KW bracken fern KW wild plant raw materials KW snacks KW freeze-drying KW technological parameters of drying fern KW technology of obtaining snacks KW functional products JO Bulletin of KSAU AU Cheremnykh, D.A. AU Gubanenko, G.A. AU Yarovaya, V.i. AU Rechkina, E.A. AU Kiseleva, O.V. PY 2025 IS 0 PB Krasnoyarsk State Agrarian University