1. AOAC, 1990. Official Methods of Analysis, 5th ed., Association of Official Analytical Chemists, Arlington, Virginia, USA.
2. Bediye, S., 1995. Evaluation of nutritive values of herbaceous, legumes, browse species and oil seed cake using chemical analysis, in vitro digestibility and nylon bag techniques. M.Sc. thesis, Alemaya University, Ethopia.
3. Betsha, S. and Melaku, S., 2009. Supplementations of Hypparrhenia rufa-dominated hay with groundnut cake-wheat bran mix: effects on feed intake, digestibility and nitrogen balance of Somali goats. Tropical Animal Health and Production, 41, 927–933.
4. Bishaw, F. and Melaku, S., 2008. Effects of supplementation of Farta sheep fed hay with sole or mixtures of noug seed meal and wheat bran on feed intake, digestibility and body weight change. Tropical Animal Health and Production, 40, 597–606.
5. Dadi, H., Woldu, T., Lema, T., 2005. Comparison of carcass characteristics of Borana and Arsi-Bale goats under different durations of feedlot management. Livestock Research for Rural Development, 17, Article #137, Retrieved November 1, 2007, from http://www.cipav.org.co/lrrd/lrrd17/12/dadi17137.htm .