1. Atta-Krah, A.N., Kang, B.T., 1993. Alley cropping as a potential agricultural production system for the humid and sub-humid tropics. In: Ragland, J., Lal, R. (Eds.), Technologies for Sustainable Agriculture in the Tropics. ASA Special Publication No. 56, Madison, WI, pp. 67-76.
2. Bebwa, B., Lejoly, J., 1993. Soil organic matter dynamics and mineral nutrients content in a traditional fallow system in Zaire. In: Mulongoy, K., Merckx, R. (Eds.), Soil Organic Matter Dynamics and Sustainability of Tropical Agriculture. Wiley/Sayce, New York.
3. Soils and the Greenhouse Effect;Bouwman,1990
4. Briggs, S.R., Critchley, W.R.S., Ellis-Jones, J., Miiro, D., 1998a. Soil and water conservation in the farming systems of Kamwezi, South West Uganda. In: Briggs, S.R., Ellis-Jones, J., Twomlow, S.J. (Eds.), Modern Methods of Traditional Soil and Water Conservation Technologies. Proceedings of the DFID Land Management Workshop, The White Horse Inn, Kabale, Uganda, January 13-15, 1998, pp. 84-97.
5. Briggs, S.R., Twomlow, S.J., Miiro, D., 1998b. Participatory development of traditional hillside soil and water conservation in south west Uganda. In: Briggs, S.R., Ellis-Jones, J., Twomlow, S.J. (Eds.), Modern Methods of Traditional Soil and Water Conservation Technologies. Proceedings of the DFID Land Management Workshop, The White Horse Inn, Kabale, Uganda, January 13-15, 1998, pp. 114-134.