naeem jalal, Hawraa, Saja Abdullah Mohammed, and Amir Malik H. Al-Shammari. “Effect of Different Levels of Humic and Fulvic Acids on the Growth and Yield of Two Barley (Hordeum Vulgare L.) Varieties”. Central Asian Journal of Medical and Natural Science 7, no. 3 (June 1, 2026): 320–328. Accessed June 1, 2026. https://cajmns.casjournal.org/index.php/CAJMNS/article/view/3274.