Effectiveness of stone bunds in controlling soil erosion on cropland in the Tigray Highlands, northern Ethiopia
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BoANR, 2002, Soil and Water Conservation Annual Summary Report
Bosshart U, 1997, A case study in the north-western Highlands of Ethiopia. Soil Conservation Research Project
Gebremichael Desta, 2003 . Effectiveness and sustainability of soil and water conservation bunds on cropland in the Tigray Highlands, northern Ethiopia, MSc Thesis Department of Geography KU Leuven Belgium.
Esser K, 2002, Soil Conservation in Tigray
FAO, 1986, Highlands reclamation study: Ethiopia
Foster G, 1983, Journal of Soil and Water Conservation, 38, 48
Foster GR, 1972, Mathematical simulation of upland erosion by fundamental erosion mechanics
Graf WH, 1971, Hydraulics of sediment transport
Herweg K, 1999, The variability of soil erosion in the Highlands of Ethiopia and Eritrea
Hudson N, 1992, Land husbandry
H Hurni, 1985 . Erosion - productivity - conservation systems in Ethiopia . Proceedings of the 4th International Conference on Soil Conservation, Maracay Venezuelapp654 -674 .
Hurni H, 1986, Guidelines for development agents on soil conservation in Ethiopia
HJ Kruger, Fantew Berhanu, Gebremichael Yohannes, and Kejela Kefeni, 1997 . Inventory of indigenous soil and water conservation measures on selected sites in the Ethiopian Highlands . Research Report 34. Soil Conservation Research Programme Addis Ababa Ethiopia and Centre for Development and Environment University of Bern Switzerland96 pp.
J Moeyersons, 1989 . La nature de l'erosion des versants au Rwanda . Annals of the Royal Museum of Central Africa, Series Economical Sciences 19, 396 pp.
Morgan RPC, 1995, Soil erosion and conservation
Nyssen J, 1995, Geo-Eco-Trop, 19, 51
J Nyssen, 2001 . Erosion processes and soil conservation in a tropical mountain catchments under threat of anthropogenic desertification - a case study from Northern Ethiopia . PhD Thesis Department of GeographyKU Leuven Belgium.
Nyssen J, 2005, Journal of Hydrology
Sutcliffe JP, 1995, Ethiopian Journal of Development Research, 17, 6
Vancampenhout K, 2005, Soil and Tillage Research
Wischmeier WH, 1978, Agriculture Handbook 537