حنين مسعود أبوبكر, إبراهيم محمد الشريف, and فاضل محمد بن يحمد. “The Effect of Spent Coffee Residues on the Growth and Productivity of Watercress and Swiss Chard Plants”. Journal of Pure & Applied Sciences 21, no. 4 (October 3, 2022): 296–303. Accessed May 17, 2024. https://sebhau.edu.ly/journal/jopas/article/view/2167.