TY - SER AU - Rocha,F.da AU - Coan,M.M.D. AU - Coimbra,J.L.M. AU - Bertoldo,J.G. AU - Guidolin,A.F. AU - Kopp,M.M. TI - Root distribution in common bean populations used in breeding programs KW - FEIJÃO KW - PHASEOLUS VULGARIS KW - MÉTODO ESTATÍSTICO KW - GENÓTIPO ER -