Rios, Gerson Pereira, and Johanna Dobereiner. 2014. “The Effects of Soybean Variety and Inoculants on the Physiology of Nodulation under Field Conditions”. Pesquisa Agropecuaria Brasileira 7 (6): 123-27. https://doi.org/10.1590/S1678-3921.pab1972.v7.17369.