The effectiveness of direct sowing technology in the cultivation of spring wheat in the conditions of the forest-steppe zone of the Volga regionAleksander Toigildin, Mikhail Podsevalov, Denis Ayupov and Valery SyromyatnikovBIO Web Conf., 27 (2020) 00129DOI: https://doi.org/10.1051/bioconf/20202700129