Hahn, L., Kurtz, C., Ferlin Grazziotin, A., Bee, A. M., Feltrim, A. L. and Goulart Machado, R. (2025) “Nitrogen doses and sources applied as top-dressing in onion crops grown under no-tillage and conventional tillage systems”, Revista Ceres, 70(6), p. e70610. Available at: https://ojs.ceres.ufv.br/ceres/article/view/8172 (Accessed: 23 May 2026).