Oliveira, P.P.A. et al. 1999. Interactions of cultivars, commercial strains of <i>Rhizobium meliloti</i> and fungicides on the production of alfalfa. Pesquisa Agropecuaria Brasileira. 34, 3 (Mar. 1999), 425–431. DOI:https://doi.org/10.1590/S1678-3921.pab1999.v34.5191.