Hassan, K. A. K., Mosa, R. I., & Rajab, S. M. (2015). Effect of Irrigation by Waste Water on Accumulation of Heavy Metals in Soil and Plant. Science Journal of University of Zakho, 3(2), 240–249. Retrieved from https://sjuoz.uoz.edu.krd/index.php/sjuoz/article/view/148