Linkages between changes in land use, biodiversity and land degradation in the Loitokitok area of Kenya - Reid, Robin S.; Gachimbi, L.N.; Worden, J.; Wangui, Elizabeth Edna; Mathai, S.; Mugatha, Simon M.; Campbell, D.J.; Maitima, J.M.; Butt, B.; Gichohi, H.; Ogol, E. (International Livestock Research Institute, 2004)