Sajjad Abdul Hassan Abadi Al Taher and Harith Mahmoud Aziz Al-Tamimi 2025. The effect of adding humic acid and bio-fertilizers on the chemical properties of date palm leaves, Barhi . Journal of Kerbala for Agricultural Sciences. 12, 3 (Sep. 2025), 141–150. DOI:https://doi.org/10.59658/jkas.v12i3.4349.