TY JOUR TI POWDER FROM FREEZE-DRIED FERN IN IRIS PRODUCTION TECHNOLOGY KW bracken fern powder KW iris KW nutritional value KW organoleptic indicators KW functional products JO Bulletin of KSAU AU Cheremnykh, D.A. AU Gubanenko, G.A. AU Rechkina, E.A. AU Kiseleva, O.V. AU Boev, V.S. PY 2025 IS 0 PB Krasnoyarsk State Agrarian University