Hahn, L., Kurtz, C., Ferlin Grazziotin, A., Bee, A.M., Feltrim, A.L. e Goulart Machado, R. 2023. Nitrogen doses and sources applied as top-dressing in onion crops grown under no-tillage and conventional tillage systems. Revista Ceres. 70, 6 (dez. 2023), e70610.