KURA, ZANNA ABBA, UMAR, MARYAM IBRAHIM. INTERACTION EFFECT BETWEEN DIFFERENT RATES OF NITROGEN AND FARMYARD MANURE ON THE YIELD OF ONION (Allium cepa l.) IN MAIDUGURI SUDAN SAVANNA, NIGERIA. TIJASDR [Internet]. 2025 Sep. 10 [cited 2025 Oct. 4];9(2). Available from: https://taapublications.com/tijasdr/article/view/719