AL-Samerria, I. khalil, Rahi, H. S., & Abdullah, A. K. (2017). Effect of Water Stress and Hydrogen Peroxide and Potassium on the Growth and Yield of (Zea mays L.). Ibn AL-Haitham Journal For Pure and Applied Sciences, 27(1), 39-49. https://jih.uobaghdad.edu.iq/index.php/j/article/view/358