Abstract
Soybean ( Glycine max ) , belonging to the family Fabaceae ( GAZZONI , 1994) is an autogamous plant with chromosome number 2n = 40 ( SEDIYAMA , 2009) . Brazil is establishing itself as a leading global producer of soybeans , along with the United States , Argentina and China ( FAOSTAT , 2011) . Within the national territory , the South-Central region is the main producing area of culture …