Development of technology for producing phosphorus fertilizers enriched in microelementsM.O. Gumbatov, D.B. Shirinova, X.A. Cavadova, N.N. Bagirova, M.A. Huseynova and K.S. AbdullayevaE3S Web of Conf., 539 (2024) 02001DOI: https://doi.org/10.1051/e3sconf/202453902001