“Ecological Impacts of Untreated Chicken Manure on Soil Health of a Few Poultry Farms in Osun State, Nigeria”. Global Journal of Science Frontier Research 25, no. H1 (June 4, 2025): 65–77. Accessed August 12, 2026. https://journalofscience.org/index.php/GJSFR/article/view/102966.