Lengarite M I, Mbugua P N, Gachuiri C K and Kabuage L W 2012:
Herders' knowledge on mineral nutrition and implication on sheep and goat productivity in Marsabit South District, Kenya.
Livestock Research for Rural Development. Volume 24, Article #57.
Retrieved
, from http://www.lrrd.org/lrrd24/4/leng24057.htm