TY - JOUR T1 - Recurrent selection of popcorn composites UEM-CO1 AND UEM-CO2 based on selection indices JO - Crop Breeding and Applied Biotechnology A1 - Vieira, Rafael Augusto A1 - Rocha, Renato da A1 - Scapim, Carlos Alberto A1 - Amaral, Antonio Teixeira do SN - 1984-7033 UL - 10.1590/1984-70332017v17n3n40 VL - 17 Y1 - 2017 PB - Brasil ER -