Bello, O., Afolabi, M., Ige, S., Abdulmaliq, S., Azeez, M., & Mahmud, J. (2012). Yield response of diallelic crossed maize (Zea mays L.) genotypes to varying nitrogen regimes in Nigeria. Journal of Bio-Science, 19, 43–52. https://doi.org/10.3329/jbs.v19i0.13000