00549naa#a2200157#i#450# EN\URAL'SKIY GOSUDARSTVENNYY AGRARNYY UNIVERSITET\bibl\50142 20240512074202.7 1997-4868 20220504b2022####ek#y0engy0150####ca RU Comparative evaluation of aqueous extracts of propolis prepared in different ways Journal article Ekaterinburg Ural State Agrarian University 2022 11 с. Journal article local Vahonina Elena Aleksandrovna usau.editorum.ru