DUWIEJUAH, A. B.; LOTSU, S. A.; ALHASSAN, I. Simultaneous Adsorption of Nickel, Cadmium, Nitrate and Phosphate from Abattoir Wastewater Using Biowaste Biochars: Adsorption of Nickel, Cadmium, Nitrate and Phosphate from Abattoir Wastewater. Journal of Biological Research and Biotechnology, Nigeria, v. 24, n. 1, p. 289–297, 2026. DOI: 10.4314/br.v24i1.3. Disponível em: https://bio-research.com.ng/index.php/home/article/view/415.. Acesso em: 15 jun. 2026.