CERES-Maize Predictions of Maize Phenology under Nitrogen-Stressed Conditions in Nigeria
D. T. Gungula*,a,
J. G. Klingb and
A. O. Togunc
a Dep. of Crop Prod., Federal Univ. of Technol., P.M.B. 2076, Yola, Adamawa State, Nigeria
b Int. Inst. of Trop. Agric. (IITA), c/o L.W. Lambourn and Co., 26 Dingwall Rd., Croydon CR9 3EE, UK
c Dep. of Crop Protection and Environ. Biol., Univ. of Ibadan, Ibadan, Nigeria

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Fig. 1. Effects of N rates (kg N ha-1) on days to silking of seven maize cultivars taken in 1996 and 1998 cropping seasons.
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Fig. 2. Effects of N rates (kg N ha-1) on days to maturity of seven maize cultivars taken in 1996 and 1998 cropping seasons.
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Copyright © 2003 by the American Society of Agronomy.