“Effect of Sowing Dates and Seeding Rates on Yield Components of Some Barley (Hordeum vulgare L.) Genotypes under Rainfed Conditions” (2021) Damascus University Journal of agriculture sciences, 33(1). Available at: https://journal.damascusuniversity.edu.sy/index.php/agrj/article/view/109 (Accessed: 18 June 2026).