@ARTICLE {BADU-APRAKU:2014b, title = {Gains in grain yield of early maize cultivars developed during three breeding eras under multiple environments}, author = {Badu-Apraku, B. and Fakorede, M. * and Oyekunle, M. and Yallou, C. * and Obeng-Antwi, K. * and Haruna, A. * and Usman, I. and Akinwale, R. *}, journal = {Crop Science}, year = {2014}, pages = {1--39}, issn = {0011-183X}, note = {Published online 29 July 2014; WAHub; CRP Maize; Maize}, url = {https://www.crops.org/publications/cs/first-look}, doi = {10.2135/cropsci2013.11.0783}, }