Ejembi, C.W. et al. 2026. Physico-Chemical Characterization of the Constituent Materials for Sustainable Concrete: Incorporating Rice Husk Ash and Corn Cob Ash as Partial Cement Replacements. FUDMA Journal of Sciences. 10, 20 (Oct. 2026), 345–352. DOI:https://doi.org/10.33003/fjs-2026-1020-5385.