Kayombo, B., Meulenburg, F., Moganane, B., Dikinya, O., Aliwa, J., Nsinamwa, M., Gaboutloeloe, G., Patrick, C., Mzuku, M. and Machacha, S. (2006) “Characterization of agriculture-related land degradation in eastern and western parts of Botswana”, Botswana Journal of Technology, 14(1), pp. 1–10. doi: 10.4314/bjt.v14i1.15405.