Biblio

C. Reij, Scoones, I., and Toumlin, C., Sustaining the soil : indigenous soil and water conservation in Africa. London, UK: Earthscan, 1996, p. xii, 260 p. : fig., tab.

C. Reij, Indigenous soil and water conservation in Africa, vol. no. 27. London, UK: International Institute for Environment and Development (IIED), 1991, p. 35 p.: 4 fig., 2 tab.

C. Reij, Mulder, P., and Begeman, L., Water harvesting for plant production, vol. no. 91. Washington, DC, USA: World Bank, 1988, p. x, 123 p.: fig., tab., photogr.