Muhammad, I. ., B. . Abdullahi, . A. Mohammed, R. Tanko, M. Kallah, and J. . Alawa. “Influence of Irrigation Intervals on Dry Matter Yield, Concentration of Crude Protein, Calcium and Phosphorus in Lablab Purpureus and Sorghum Almum Fodder in the Sudan Savanna Zone of Nigeria”. Nigerian Journal of Animal Production, vol. 32, no. 2, Jan. 2021, pp. 280-6, doi:10.51791/njap.v32i2.1094.