Optimization and comparison of different techniques for extraction of flavonoids of Bulgarian Mavrud grape by-products [elektronický zdroj] / Vanya Dimcheva, Maria Karsheva. -- tab. -- Bibliografické odkazy. In: Journal of Microbiology, Biotechnology and Food Sciences. -- ISSN 1338-5178. -- Vol. 9, no. 3 (2019), s. 510-515, online. 10.15414/jmbfs.2019/20.9.3.510-515 hrozno * hroznové semienka * výlisky * flavonoidy * antioxidačná aktivita * extrakcia * antokyaníny