Ruschel, Alaides Puppin, and Paulo Augusto da Eira. 2014. “Nitrogen Fixation in Soybeans (<i>Glycine max< i> (L.). Merril): Influence of the Application of Calcium to the Soil and Molybdenum Applied in seed’s Pellet”. Pesquisa Agropecuaria Brasileira 4 (1):103-7. https://doi.org/10.1590/S1678-3921.pab1969.v4.17804.