“Improvement the Growth of Nigella sativa L. Affected by Hydrogen Peroxide by Foliar Spraying with Glutamic Acid”, IHJPAS, vol. 29, no. 1, Mar. 2017, Accessed: May 06, 2024. [Online]. Available: https://jih.uobaghdad.edu.iq/index.php/j/article/view/71