Histological characteristics of the gastrointestinal tract organs of broilers of the Smena 8 and Cobb 500 crossesAlexandra Seryakova, Nadezhda Cherepanova, Svetlana Savchuk, Anna Semak and Elena ProsekovaBIO Web Conf., 139 (2024) 12005DOI: https://doi.org/10.1051/bioconf/202413912005