Junior, Ruy Casão, Augusto Guilherme de Araújo, and Ricardo Ralisch. 2000. “Performance of MAGNUM 2850 Seeder in Nontillage in the Basaltic Soil of Paraná, Brazil”. Pesquisa Agropecuaria Brasileira 35 (3):523-32. https://doi.org/10.1590/S1678-3921.pab2000.v35.5824.