Growth, Yield and Bulb Quality as Affected by Nitrogen Fertilization and Intra-row Spacing of Two Onion (Allium cepa L.) Cultivars. uofkjas [انترنت]. 21 فبراير، 2022 [وثق 25 مايو، 2026];26. موجود في: https://onlinejournals.uofk.edu/uofkjas/article/view/758