Assefa A, Tadese T, Liben M. Influence of Time of Nitrogen Application on Productivity and Nitrogen Use Efficiency of Rain- fed Lowland Rice (Oryza sativa L.) in the Vertisols of Fogera plain, Northwestern Ethiopia. Ethiop. J. Sci. & Technol. [Internet]. 2025 Jan. 17 [cited 2026 Jul. 28];6(1):25-31. Available from: https://journals.bdu.edu.et/index.php/EJST/article/view/1996