Al-Rawi, E. and إیمان 2008. Allopathic Effect of Avena fatua L. and Cyperus rotundus L with Two Types of Barley (L. Hordeum Vulgare). Journal of Education and Science (JES). 21, 2 (Jun. 2008), 27–39. DOI:https://doi.org/10.33899/edusj.2008.51287.