The effect of a feed additive containing sweet chestnut extract and calcium butyrate on the histostructure of the glandular stomach of broilersAlexandra Seryakova, Elena Prosekova, Valery Panov, Anastasiya Kosogor and Nadezhda CherepanovaBIO Web Conf., 95 (2024) 01018DOI: https://doi.org/10.1051/bioconf/20249501018