ADEBAYO, Gboyega Peter, et al. “Effects of Biochar-Urine Amendment on Soil Loss Associated With Sweet Potato (Ipomoea Batatas L.) Harvesting ”. Agriculture, Food, and Natural Resources Journal, vol. 5, no. 2, Sept. 2026, pp. 8-15, https://doi.org/10.5281/zenodo.22976447.