Accuracy and simultaneous selection gains for N-stress tolerance and N-use efficiency in maize tropical lines - Mendonça, Leandro de Freitas; Granato, Ítalo Stefanine Correia; Alves, Filipe Couto; Morais, Pedro Patric Pinho; Vidotti, Miriam Suzane; Fritsche-Neto, Roberto (Scientia Agricola, 2017)