Ukpong, G. U., and G. U. Egbulefu. 2023. “Effect of Charcoal on Soil Physico-Properties in Ndele, Rivers State: Implication for Organic Farming”. E-Proceedings of the Faculty of Agriculture International Conference, March. Awka, Nigeria, 103-7. https://journals.unizik.edu.ng/faic/article/view/1900.