Silva, R. C. da; Grzybowski, C. R. de S.; França-Neto, J. de B.; Panobianco, M. Adaptation of the Tetrazolium Test for Assessment of Sunflower Seed Viability and Vigor. PAB 2013, 48 (1), 105-113. https://doi.org/10.1590/S1678-3921.pab2013.v48.12600.