Mukhammatova Umida Khusan qizi et al. 2026. Sulphuric Acid Co-Processing of Central Kyzylkum Phosphorite Slime with Activated Sludge: Distribution of Humic Substances and Nutrients Between Liquid and Solid Organomineral Fertilizers. The American Journal of Applied Sciences. 8, 01 (Jan. 2026), 135–139. DOI:https://doi.org/10.37547/tajas/Volume08Issue01-13.