“Optimizing Soybean Yield in the Sub-Humid Savanna of Nigeria: A Study on Poultry Manure and Phosphorus Fertilizer Effects”. Frontiers of Agriculture and Food Technology 14, no. 1 (March 12, 2024): 61–67. Accessed October 28, 2026. https://kevinpage.org/index.php/FAFT/article/view/1362.