Nwamo, A. C., J. A. Adegbite, and O. A. Olorunnisomo. 2020. “Nitrogen Fertilizer on Yield of Fodder Maize, Chemical Composition, Its Preference and Digestibility by Sokoto Gudali Heifers”. Nigerian Journal of Animal Production 44 (4):340-48. https://doi.org/10.51791/njap.v44i4.577.