Effect of Topography on Soil Eredibility in Kakuuto Micro-Catchment, Uganda

REFERENCES

• Bajracharya, R.M., W.J. Elliot and R. Lal. (1992). Interill credibility of some Ohio soils based on field rainfall simulation. Soil Sci Soc Am J. Vol 56 No 1, January—February, 267–272.
   Google Scholar
• Bekunda, M. and P. L. Woomer. Organic resource management in banana based cropping system of the Lake Victoria basin Uganda: Agriculture, Ecosystems and Environment, 59, 171–180
   Web of Science ®Google Scholar
• Bhatt, P. N. (1977). Losses of plant nutrients through erosion processes a review. Soil conservation. Digest. 5. 37–45
   Google Scholar
• Blake G. R. and Hartge K. H. (1986). Bulk density. Pp 371–373. In: Klute, A. (Ed.), Methods of soil analysis, Part I: Physical and mineralogical methods, 2nd Ed. Am. Soc. Agron. Madison WC.
   Google Scholar
• Bouwer, H. (1986). Intake rate: cylinder infiltrometer. pp. 825–844. In: Klute, A. (Ed.), Methods of soil analysis, Part I: Physical and mineralogical methods, 2nd Ed. Am. Soc. Agron. Madison WC.
   Google Scholar
• Buringh, P. (1979). Introduction To The Study Ff Soils In The Tropical And Subtropical Regions. Centre for Agricultural Publishing and Documentation, Wageningen, 3rd Ed., 124 pp.
   Google Scholar
• Ekwue, E. I. (1991). The effects of soil organic matter content, rainfall duration and aggreagate size on soil detachment. Soil technology 4: 197–207
   Google Scholar
• Elliot, W. J., K. D. Kohl, and J. M. Laflen. (1986). Methods of collecting WEPP soil erodibility data. Paper No MCR 88–138, ASAE, St Joseph, MI.
   Google Scholar
• Hudson, N. (1995). Soil Conservation. BT Batsford limited. London. 391 pp.
   Google Scholar
• FAO. (1998). World reference base for soil resources. FAO, Rome, 1998.
   Google Scholar
• FAO-ISRIC. (1990). Guidelines for soil description. 3rd ed. Rome
   Google Scholar
• Fullen, M. A. (1991). Soil organicmatter and erosion processes on arable loamy sand soils in the west Midlands of England. Soil technology 4: 19–31.
   Google Scholar
• Foster, H. L. (1971). Rapid routine soil and plant analysis without automatic equipment. I Routine soil analysis. E. Afr. agric. For. J., 37, 160
   Google Scholar
• Geng, G. Q. and Coote D. R. (1991). The residual effect of soil loss on the chemical and physical quality of three soils. Geoderma 48: 415–429
   Web of Science ®Google Scholar
• Jung, L. (1960). The influence of the stone cover on runoff and erosion on slate soil. Int. Ass. Sci. Hydrol. Publ. 53: 143–153.
   Google Scholar
• Kamphorst, A. (1987). A small rainfall simulator for the determination of soil erodibility. Netherlands Journal of Agricultural Sciences 35, (1987), 407–415.
   Google Scholar
• Kilewe, A. M. and Thomas D. B. (1992). Land degradation in Kenya. A Framework and Policy. Commonwealth Secretariat, London.
   Google Scholar
• Kiome, R. M. (1993). Modelling soil and water conservation in Kenya: the state of the art, Paper presented to the National Soil and Water management Research Workshop, held at green Hill Hotel, Nyeri, November 1993.
   Google Scholar
• Lal, R. (1976). Soil erosion problems on an Alfisol in Western and their Control, IITA monograph No 1. IITA, Ibadan.
   Google Scholar
• Lal, R., Greenland, D. J. (1979). Soil physical properties and crop production in the tropics. Chichester, John-Wiley and Sons, 551 pp.
   Google Scholar
• Landon, J. R. (1991). Booker tropical soil manual. A Handbook for soil survey and agricultural land evaluation in tropics and subtropics. Longman scientific & technical, Hong-Kong, 474 pp.
   Google Scholar
• Lane, L. J., Foster G. R. and Nicks A. D. (1987). Use of fundamental erosion mechanics in erosion prediction. Paper No 87–2540. ASAE, St Joseph, MI
   Google Scholar
• Macharia D. W., Moll, W. and Kamau, P. A. (1996). Relation of some chemical properties to soil erodibility of south western Kenya soils. African Crop Science Journal, Vol 2: 185–196.
   Google Scholar
• Magunda, M., Tenywa, M., Majaliwa, M. J. G. and Musitwa, F. (1999). Soil loss from agricultural landuse systems of Sango bay of mico-catchment of the Lake Victoria crescent, Proceedings of the Soil Science Society of East Africa workshop, held at International Conference Centre, Kampala/Uganda September 1999.
   Google Scholar
• Meyer, L. D. (1981). How rain intensity affects interrill erodibility. Trans. ASAE 24: 1472–1473
   Google Scholar
• Meyer, L. D. and Harmon, W. C. (1987). How row-sideslope, and rainfall intensity effects on interrill erosion. Paper No 87–2007-ASAE, st Joseph.
   Google Scholar
• Meyer, L. D. and Harmon, W. C. (1984). Susceptibility of agricultural soils to interrill erosion. Soil Sci. Soc. Am. J. (48): 1152–1157
   Google Scholar
• Meyer, L. D., Johnson, C. B. and Foster, G. R. (1972). Stone and Woodichip mulches for erosion control on constructed sites. J. Soil Water Conserv., 27(6), 264–272.
   Web of Science ®Google Scholar
• Miller, W. P. and Scrifes, J. (1988). Fffect of sodium nitrate and gypsum on infiltration and erosion of highly weathered soil. Soil science 145: 304–309
   Google Scholar
• Millette, G. S. F., Leyer, R. G. and Bailey, R. E. (1980). A comparative study of physical and chemical properties of two cultivated and forested orthic podozols. Canadian Journal Soil Science 60: 707–719.
   Google Scholar
• Okalebo, J. R., Gathua, K. W. and Woomer, P. L. (1993). Laboratory Methods of Soil and Plant Analysis: A Working Manual. Tropical Soil Biology and Fertility Programme, Nairobi. 88.
   Google Scholar
• Olsen, S. R., Cole, C. V., Wanatabe, F. S. and Dean, L. A. (1954). Estimation of available phosphorous in soils by extraction with sodium bicarbonate. USDA circular, 939.
   Google Scholar
• Roose, E. (1981). Dynamique actuelle de sols ferrallitiques et ferrugineux tropicaux d'Afrique Occidentale. Travaux et documents de l'ORSTROM, No 130, Paris ORSTROM, 569
   Google Scholar
• Sanchez, P. A. (1976). Properties and management of soils in the tropics. New York, John Wiley and Sons 618.
   Google Scholar
• Shainberg, I. and Levy. G. J. (1992). Physico-chemical effects of salts upon infiltration and water movement in soils. In: Internating Processes in Soil Science. Wagenet, R.J. Baveye, P. and Stewart, B. A. (eds.), pp 37–94. Advances in Soil Science. Lewis Publishers.
   Google Scholar
• Ssali, C. and Isabirye, M. (1998). Soil and present land-use of Kyotera and Kakuuto Micro-catchments Rakai District. Technical report No 2, Naro-Kawanda, Uganda
   Google Scholar
• Trott, K. E. and Singer, M. J. (1983). relative erodibility of 20 California range and forest soils. Soil science Society of America Journal 47: 753–759
   Google Scholar
• Turski, R., Paluszek, J. and Slowinska-Jurkiewicz, A. (1992). The effect of erosion on the spatial differential of the physical properties of orthic luvisols. Internationals Agrophysics 6: 123–136
   Google Scholar
• Watson, D. A., and J. M. Laflen. (1986). Soil strength, slope, and rainfall intensity effects on interrill erosion. Transactions of the ASAE 29(1): 98–102.
   Google Scholar
• Wischmeier, W. H., Johnson, C. B. and Cross, B. V. (1971). A soil erodibility nomograph for farmland and construction sites. J. Soil. Water Cons. 26(5): 193–198.
   Google Scholar
• Wortmann, C. S. and C. A. Eledu (1999). Uganda's agroecological zones: A guide for policy makers. CIAT, 56.
   Google Scholar