Thuranira, J. K., et al. “Effects of Cutting Time and Varieties on Fodder Grain Yields and Yield Components of Sorghum under Semi Arid Environments of Makueni County in Kenya”. International Journal of Sciences: Basic and Applied Research (IJSBAR), vol. 24, no. 5, Nov. 2015, pp. 309-24, https://gssrr.org/JournalOfBasicAndApplied/article/view/4820.