Osakwe, Uju Chinwe, et al. “Soil Organic Carbon and Hydraulic Properties in Response to Poultry Manure and Inorganic Fertilizers in Two Tropical Agro-Ecologies”. SAINS TANAH - Journal of Soil Science and Agroclimatology, vol. 22, no. 2, Oct. 2025, pp. 300-16, https://doi.org/10.20961/stjssa.v22i2.94124.