AL-Samerria, Ismail khalil, Hamadallah Sulaiman Rahi, & Asaad Kadhim Abdullah.
" Effect of Water Stress and Hydrogen Peroxide and Potassium on the Growth and Yield of (Zea mays L.)." <em>Ibn AL- Haitham Journal For Pure and Applied Science</em> [Online], 27.1 (2014): 39-49. Web. 30 Nov. 2019