“The Effect of Cattle Manure and Olive Mill Biochar on Leaching of Nitrogen and Phosphorus: Column Study” (2025) Submission and Review of Research -Biological Sciences Series, 47(1), pp. 241–257. Available at: https://journal.latakia-univ.edu.sy/index.php/biosc/article/view/19715 (Accessed: 7December2025).