Influence of natural production conditions on efficient operation of wheel tractors Aleksandr A. Shuravin, Vladimir Leonov, Elena Polikutina, Sergey V. Shchitov and Evgeny E. Kuznetsov BIO Web Conf., 42 (2022) 03003 Published online: 13 January 2022 DOI: 10.1051/bioconf/20224203003