2026. Hydrogeochemical Suitability of Groundwater for Irrigation and Agriculture: A Sodium Adsorption Ratio, Kelley Index and Irrigation Water Quality Index Analysis of Sedimentary and Basement Aquifers in Southwestern Nigeria. International Journal of Latest Technology in Engineering Management & Applied Science. 15, 5 (Jun. 2026), 3068–3076. DOI:https://doi.org/10.51583/IJLTEMAS.2026.150500250.