Assessing nitrogen flow in production and utilization cycle of wheat and maize as a tool to monitor N loss in Iran - doi: 10.4025/actascibiolsci.v35i3.16039. Acta Scientiarum. Biological Sciences, [S. l.], v. 35, n. 3, p. 327–334, 2013. DOI: 10.4025/actascibiolsci.v35i3.16039. Disponível em: https://periodicos.uem.br/ojs/index.php/ActaSciBiolSci/article/view/16039. Acesso em: 30 maio. 2026.