5Abu-Lehia I H. Physical and chemical characteristics of camel milk fat and fractions[J]. Food Chemistry, 1989, 34: 261-172.
6Alhadrami G A. Camel, In: Encyclopedia of dairy Science[M]. Edited by Roginski H, Fuquay J W, Fox P F, Academic Press, UK, 2003. 616-622.
7AOAC. Official methods of analysis[S]. 13^th edition,Association of Official Agricultural Chemists, Washington, DC.1980.
8Bekele T, Zeleke M, Baars R M T. Milk production performance of the one humped camel(Camelus dromedarius) under postoral management in semi-arid easten Ethiopia[J].Livestock Production Science, 2002, 76: 37-44.
9Dell' Orto V, Cattanel D, Beretta E, et al. Effect of trace element supplementation on milk yield and composition in camels[J]. International Dairy Journal, 2000, 10: 873-879.
10Farah Z. Composition and characteristics of camel milk[J]. J Dairy Research, 1993, 60: 603-626.