Theory and practice of feed silage in containers made of airtight film Vladimir Nekrashevich, Roman Mamonov, Tatiana Torzhenova, Irina Vorobyova and Marat Khazimov BIO Web Conf., 17 (2020) 00041 Published online: 28 February 2020 DOI: 10.1051/bioconf/20201700041