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Autor: Couper, D.C.

Crop Cultivation makes agricultural soils susceptible to erosion. Land may become incapable of producing crops. Contour banks help to prevent gully erosion, the most spectacular type of erosion. This document describes design and construction of graded contour banks.


Couper, D.C.[Use of graded contour banks for soil conservation]Use of graded contour banks for soil conservation

Land degradation is a major environmental problem in Ethiopia posing serious threats to agricultural productivity and livelihoods. The interactions of numerous socio-economic, demographic, natural, and institutional factors constitute the underlying causes of soil degradation in Ethiopia. However...


Tarfasa, S.Balana, Bedru B.Tefera, T.Woldeamanuel, T.Moges, A.Dinato, M.Black, H.[Modeling smallholder farmers' preferences for soil management measures: a case study from South Ethiopia]Modeling smallholder farmers' preferences for soil management measures: a case study from South Ethiopia

Restoration of degraded landscapes through the implementation of soil and water conservation practices is considered a viable option to increase agricultural production by enhancing ecosystems. However, in the humid Ethiopian highlands, little information is available on the impact of conservatio...


Akal, Adugnaw T.Dagnew, D.C.Belete, M.A.Tilahun, Seifu A.Mekuria, Wolde M.Steenhuis, Tammo S.[Impact of soil depth and topography on the effectiveness of conservation practices on discharge and soil loss in the Ethiopian Highlands]Impact of soil depth and topography on the effectiveness of conservation practices on discharge and soil loss in the Ethiopian Highlands

Dumsday, R.G.Flinn, J.C.[Evaluating systems of soil conservation: results from a bioeconomic model]Evaluating systems of soil conservation: results from a bioeconomic model

Multifunctional soil conservation strategies have the capacity to control soil erosion as well as increase its quality, thus leading to sustained yields as long as planners have knowledge on the severity of soil loss. A comprehensive methodology that integrates Revised Universal Soil Loss Equatio...


Kabirigi, M.Mugambi, S.Musana, B.S.Ngoga, G.T.Muhutu, J.C.Rutebuka, J.Ruganzu, V.Nzeyimana, I.Nabahungu, N.L.[Estimation of soil erosion risk, its valuation and economic implications for agricultural production in western part of Rwanda]Estimation of soil erosion risk, its valuation and economic implications for agricultural production in western part of Rwanda
Okech, S.Karugaba, A.Gold, C.Nyakuni, A.Ssali, H.Karamura, E.B.[Influence of soil conservation bunds, compost manure, coffee and bean intercropping on weevil incidence, banana vigour and bunch weight in Bagambaa subcounty, a hilly environment in Mbarara, southwestern Uganda]Influence of soil conservation bunds, compost manure, coffee and bean intercropping on weevil incidence, banana vigour and bunch weight in Bagambaa subcounty, a hilly environment in Mbarara, southwestern Uganda

A double hurdle statistical analysis of 250 farms in the Tigray region of Ethiopia reveals different causal factors for soil conservation adoption versus intensity of use. Farmers' reasons for adopting soil conservation measures vary sharply between stone terraces and soil bunds. Long-term invest...


Gebremedhin, BerhanuSwinton, S.M.[Investment in soil conservation in northern Ethiopia: The role of land tenure security and public programs]Investment in soil conservation in northern Ethiopia: The role of land tenure security and public programs

The provision of food requirements for current and future generations can be guaranteed through agricultural intensification options that safeguard the production resource base. Over the years, the debate on sustainable agricultural intensification has not been matched with due regard to how the ...


Kihara, JobBolo, Peter OmondiAyaga, GeorgeMukulama, JohnMargenot, Andrew J.Sommer, Rolf[Agronomic management controls microbial populations in soils of western Kenya]Agronomic management controls microbial populations in soils of western Kenya

Farmer Participatory Research (FPR) in Vietnam has been carried out since 1994 in collaboration with CIAT, with the objective of improving the adoption of soil conservation practices in cassava fields. Two villages in Pho Yen district, Bac Thai province; one in Thanh Hoa district, Vinh Phu provin...


Nguyen The DangTran Ngoc NgoanLe Sy loiDinh Ngoc LanThai Phien[Farmer participatory research in cassava soil management and varietal dissemination in Vietnam]Farmer participatory research in cassava soil management and varietal dissemination in Vietnam

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