Hordofa, T. S.; Woldetsadik, K.; Mohammed, W. Effect of Nitrogen Fertilizer Rates and Intra-Row Spacing on Yield and Yield Components of ‘Improved Huruta‘ Shallot Variety (Allium Cepa var.Ascalonicum) at Haramaya, Eastern Ethiopia. Turkish JAF Sci.Tech. 2020, 8, 2541-2549.