“Influence of Organic Fertilizer Cow Manure and Chicken Manure on The Growth of Acacia Tree (Delonix Regia) Nursery”. Journal of the American Institute 2, no. 8 (July 30, 2025): 1167–1176. Accessed September 24, 2025. https://americanjournal.us/index.php/american/article/view/147.