Biotechnological preparation of sewage and livestock manure from livestock farms for the needs of horticultureAnatoly Bondarenko, Liudmila Kachanova, Yuri Kolosov, Agnessa Shakhmurzova and Anatoly BittirovE3S Web Conf., 262 (2021) 04005DOI: https://doi.org/10.1051/e3sconf/202126204005