Method of biological treatment of agricultural waste by microbial synthesis Galia Kokieva, Aleksandr Pekhutov, Sergey Petunov, Marfa Okhlopkova and Nadezhda Kondakova E3S Web Conf., 175 (2020) 12011 Published online: 29 June 2020 DOI: 10.1051/e3sconf/202017512011