Nouala F S, Akinbamijo O O, Bosso N A and Agyemang K 2003: The comparative performance of N'Dama and N'Dama Crossbred cows under two supplementation levels in The Gambia. Livestock Research for Rural Development. Volume 15, Article #73. Retrieved , from http://www.lrrd.org/lrrd15/10/noua1510.htm