Ebtihal H. M. Hamid

Impact of Split Urea Application on Onion Yield and Quality in Kassala State, Sudan

Ebtihal H. M. Hamid, Ahmed B. A. Khalifa, Eltayb, M. Abdelgader, Shaker Babiker Ahmed & Elharith H. Bakheit · Asian Journal of Soil Science and Plant Nutrition · 2026

Onion productivity is strongly influenced by nitrogen management, particularly the timing and frequency of fertiliser application. Splitting urea applications may improve nitrogen availability during crop growth, thereby supporting bulb yield, quality, and nitrogen-use efficiency...