Hersi, A.K.M. and Ali, .A.M. 2022. Growth, Yield and Bulb Quality as Affected by Nitrogen Fertilization and Intra-row Spacing of Two Onion (Allium cepa L.) Cultivars. University of Khartoum Journal of Agricultural Sciences. 26, (Feb. 2022). DOI:https://doi.org/10.53332/uofkjas.v26i.758.