Njarui D M G, Gatheru M, Wambua J M, Nguluu S N, Mwangi D M and Keya G A 2010: Challenges in milk processing and marketing among dairies in the semi-arid tropical Kenya. Livestock Research for Rural Development. Volume 22, Article #35. Retrieved , from http://www.lrrd.org/lrrd22/2/njar22035.htm