Effectiveness of mineral fertilizers in cultivation of maize for grain under conditions of the Central Chernozem regionEkaterina Malysheva, Oksana Nikitina, Marina Chaplygina, Natalya Dolgopolova and Liliya FomichevaE3S Web of Conf., 443 (2023) 03003DOI: https://doi.org/10.1051/e3sconf/202344303003