ESEKAK., MOKOBIAC., MOLUAC. and Ukpene A.O. 2022. CHARACTERIZATION OF RADIOACTIVITY FROM PRIMORDIAL RADIONUCLIDES IN THE SOIL OF IKA SOUTH LOCAL GOVERNMENT AREA OF DELTA STATE. FUDMA JOURNAL OF SCIENCES. 6, 2 (May 2022), 180 - 184. DOI:https://doi.org/10.33003/fjs-2022-0602-913.