Onwugbuta, N. and Anyiamuka-Chinedu, O.K. 2025. Heavy Metal Contamination in Telfairia occidentalis (Pumpkin Leaves) Cultivated on Waste-Dump Soils in Port Harcourt Metropolis. Faculty of Natural and Applied Sciences Journal of Scientific Innovations . 6, 3 (May 2025), 65–73. DOI:https://doi.org/10.63561/fnas-jsi.v6i3.951.