1. Angel CR (1996) A review of ratite nutrition. Anim Feed Sci Technol 60:241–246
2. Berry HH, Louw GN (1982) Nutritional balance between grassland productivity and large herbivore demands in Etosha National park. Modoqua 13:141–150
3. Brand TS (2005) Ostrich nutrition technical brochure. Elsenburg Animal Production Institute, South Africa, pp 12 (In Afrikaans)
4. Brand TS (2008) Ostrich nutrition: a scientific approach. Sun Print, University of Stellenbosch, Stellenbosch, South Africa, pp 48 (In Afrikaans)
5. Brand TS, Cloete SWP (2007) Achievements of research in the field of ostrich production. Animal production and animal science worldwide. World Association for Animal Production, Waginingen Academic, Italy, pp 18–194