Morphofunctional changes in the digestive organs of pigs under the influence of soy processing product-okaraSvetlana Karamushkina, Elena Kuryatova, Olesay Gruzdova and Alena KornilovaE3S Web Conf., 203 (2020) 01018DOI: https://doi.org/10.1051/e3sconf/202020301018