Family of universal high-speed cultivators UKS Galina Parkhomenko, Sergey Kambulov, Igor Bozhko, Andrey Boyko, Andrey Reshenkin and Sergey Belousov E3S Web Conf., 273 (2021) 07023 Published online: 22 June 2021 DOI: 10.1051/e3sconf/202127307023