Khalifa, M. . .; Almathnani, A. .; Mohamed, A. Evaluation of Fe And Mn Movement in Soil And Potential of Castor Bean (Ricinus Communisl.) For Fe And Mn Phytoremediation. JOPAS 2019, 18 (3), 28-31. https://doi.org/10.51984/jopas.v18i3.233.