“Effect Interaction of Gibberellic Acid and Urea Fertilizer on Some Growth Characteristic of Fenugreek Plant (Trigonella Foenum-Graecum L.)”. Ibn AL-Haitham Journal For Pure and Applied Sciences, vol. 24, no. 2, May 2017, https://jih.uobaghdad.edu.iq/index.php/j/article/view/782.