References
- Arab organization for agricultural development (1981). Manufacture of animal feeds from agro-industrial by-products. Khartoum.
- El Hag, G. A. (1976). A comparative study between desert sheep and goats efficiency of feed utilization. World Rev. Anim. Prod. XII, 43.
- El Shafie, S. and Mcleroy, G. B. (1964). Response of Western Baggara cattle to a fattening ration composed of agricultural by-products. Sudan. J. Vet. Sci. Anim. Husb. 5, 2.
- McDonald, P.; Edwards, R. A. and Greenhalgh, J. F. D. (1973). Animal nutrition. Oliver and Boyd. Edinburgh.
- National Academy of Sciences National Research Council (1970). Nutrients requirements of beef cattle. Publication No. ISBN 0 309 01754 8. Washington D.C.
- Wilson, N. P. and Osbourn, D. F. (1960). Compensatory growth after under-nutrition in mammals and birds. Biol. Rsv. 35, 324.