2024. INVESTIGATION OF LEACHATE INFILTRATION ON GROUNDWATER USING GEO-RESISTIVITY AND NATURAL ELECTRIC FIELD METHOD AROUND OJOOU-OLAYANJU’S DUMPSITE, ADA, SOUTHWESTERN NIGERIA. Nigerian Journal of Technology. 43, 1 (Mar. 2024). DOI:https://doi.org/10.4314/njt.v43i1.18.