Iyama, William Azuka, and Onisogen Simeon Edori. “Comparative Study of Organic Parameters of Soils from Three Selected Universities in Port Harcourt Metropolis, Nigeria”. European Journal of Applied Sciences 9, no. 1 (February 10, 2021): 21–34. Accessed November 24, 2024. https://journals.scholarpublishing.org/index.php/AIVP/article/view/9114.