Morais, J. F. V.; Freire, C. J. da S.; Silva, E. C. da. Nitrogen Transformations in Two Rice Soils of Rio Grande Do Sul under Submerged Conditions. PAB 2014, 10 (11), 25-30. https://doi.org/10.1590/S1678-3921.pab1975.v10.17102.