FIROMSA, T.; HUSIEN, A.; ASSEFA, K.; ABERA, T.; LEMMA, A.; HUNDESSA, C. Effect of phosphorus and determination of optimum nitrogen for bread wheat in Kofele District, West Arsi Zone of Oromia, Ethiopia. Journal of Scientific Agriculture, [S. l.], v. 4, p. 34–37, 2020. DOI: 10.25081/jsa.2020.v4.6137. Disponível em: https://www.updatepublishing.com/journal/index.php/jsa/article/view/6137. Acesso em: 23 sep. 2025.