Optimization of technological processes in animal husbandryGennady Samarin, Alexey N. Vasiliev, Alexey A. Vasiliev, Alexander Zhukov, Natalia Krishtopa and Alexander KudryavtsevE3S Web Conf., 161 (2020) 01094DOI: https://doi.org/10.1051/e3sconf/202016101094