The use of sprouted barley grain in the diet of meat hens of the parent herd Olga Tatiyanicheva, Oksana Popova, Alla Khokhlova, Natalya Maslova and Tatiyana Ovchinnikova E3S Web Conf., 273 (2021) 02010 Published online: 22 June 2021 DOI: 10.1051/e3sconf/202127302010