Moses , O. and Nwulu , A.S. 2023. Adsorptive Evaluation of Activated Carbonized Avocado Pear Seed (<i>Persea Americana</i>) and Activated Carbonized orange peels (<i>Citrus Sinensis</i>) in Taking out Ni2+ ion in Contaminated Water. Dutse Journal of Pure and Applied Sciences. 9, 1a (Mar. 2023), 197–206. DOI:https://doi.org/10.4314/dujopas.v9i1a.20.