A. Jabbar, Firas, and Abdrulazzak A .Jasim. “Effect of the Distance Between Irrigation Tubes in the Subsurface Drip Irrigation System on Rice Crop Production”. Journal of Water Resources and Geosciences 3, no. 2 (September 24, 2024): 1–17. Accessed October 16, 2024. https://jwrg.gov.iq/index.php/jwrg/article/view/117.