@ARTICLE {GUNGULA:2003,
title = {CERES-maize predictions of maize phenology under nitrogen-stressed conditions in Nigeria},
author = {Gungula, D. T. * and Kling, J. and Togun, A. *},
journal = {Agronomy Journal},
year = {2003},
volume = {95},
pages = {892--899},
issn = {0002-1962},
}