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The experience of ICRISAT with the use of Vertisols in semi-arid India indicates that the key to drastically improved productivity of Vertisols is the effective control of surface soil water which then enables rational use of the land for food and feed production. ILCA, therefore, developed and t...


Mamo, T.Mohamed-Saleem, M.A.Tedla, A.[Development of coordinated research efforts]Development of coordinated research efforts

The Joint Vertisol Project which, by its nature and intention has dealt with natural resource research and development, has inherently addressed the complexity of factors and interactions among them. This has led to the two dimension strategy of choice or prioritisation: 1) issues related to rese...


Abebe, M.Jutzi, S.C.[The joint project on Vertisols management retrospect and prospects]The joint project on Vertisols management retrospect and prospects

Presents papers and abstracts on the management of vertisols in sub-Saharan Africa and other parts of the world. Overviews the importance, distribution, agroclimatology and properties of vertisols and the Indian Vertisol technology experience. Reviews resource assessment and management and highli...


Jutzi, S.C.Haque, I.McIntire, John M.Stares, J.E.S.[Management of Vertisols in sub-Saharan Africa. Proceedings of a conference]Management of Vertisols in sub-Saharan Africa. Proceedings of a conference

As farming in Ethiopia is heavily dependent on animal traction, technologies that are based on this power source were envisaged to be appropriate for better management of Vertisols. Hence, the Joint Vertisol Project (JVP) began research on improved Vertisol technology that included 1) the use of ...


Asamenew, G.Beyene, H.Haile, AynalemNegatu, W.[Technology validation and transfer]Technology validation and transfer

Understanding the problems of grazing land in vertisol areas and seeking long-lasting solutions is the central point where mixed crop livestock is the second stay for the majority of the population. In order to understand this, the current study was conducted at two sites, one with 0-4% slope and...


Taddese, G.Mohamed-Saleem, M.A.Astatke, A.Ayaleneh, W.[Impact of grazing on plant species richness, plant biomass, plant attribute, and soil physical and hydrological properties of Vertisol in East African highlands]Impact of grazing on plant species richness, plant biomass, plant attribute, and soil physical and hydrological properties of Vertisol in East African highlands

The two years on-farm tillage research during the 1999 and 2000 cropping seasons in Ethiopian highland Vertisol area demonstrated the importance of adapting cultural practices into participatory trials. The minimum tillage package could be an effective intervention for soil conservation due to th...


Astatke, A.Mamo, T.Peden, Donald G.Diedhiou, M.[Participatory on-farm conservation tillage trial in the Ethiopian highland Vertisols: The impact of potassium application on crop yields]Participatory on-farm conservation tillage trial in the Ethiopian highland Vertisols: The impact of potassium application on crop yields

This chapter summarises the experience of a research project for developing and disseminating technologies for better management of Vertisols for improving productivity. Topics of discussion include Vertisol technology Development and testing in Ethiopia; the adoption pathways for the BBM package...


Jabbar, M.A.Mamo, T.Mohamed-Saleem, M.A.[From plot to watershed management: Experience in farmer participatory Vertisol technology generation and adoption in highland Ethiopia]From plot to watershed management: Experience in farmer participatory Vertisol technology generation and adoption in highland Ethiopia

Investigates the effects of improved surface drainage on the productivity of Vertisols in a wheat-and-chickpea cropping trial conducted in 1987 at ILCA;s Debre Zeit research site in the Ethiopian highlands. Chickpea plots were subjected to four irrigation treatments, viz, no irrigation, irrigatio...


Astatke, A.Jutzi, S.C.Tedla, A.[Sequential cropping of Vertisols in the Ethiopian highlands using a broadbed-and-furrow system]Sequential cropping of Vertisols in the Ethiopian highlands using a broadbed-and-furrow system

Land degradation is one of the major problems related to low productivity in Ethiopia. Vertisols are potential agricultural lands but are underutilized due to waterlogging during the rainy season and are prone to soil erosion due to the traditional practices of planting crops at the end of the ra...


Astatke, A.Jabbar, M.A.Mohamed Saleem, M.A.Erkossa, Teklu[Technical and economic performance of animal-drawn implements for minimum tillage: Experience on Vertisols in Ethiopia]Technical and economic performance of animal-drawn implements for minimum tillage: Experience on Vertisols in Ethiopia

Asesses the role of Vesicular Arbuscular Mycorrhizal fungus in Lucerne mineral nutrition, and the response of phosphate fertilization to Lucerne.


Mamo, T.Haque, I.[Response of lucerne (Medicago sativa) to phosphate fertilization and inoculation with vesicular arbuscular mycorrhizal fungus in a P-deficient Vertisol]Response of lucerne (Medicago sativa) to phosphate fertilization and inoculation with vesicular arbuscular mycorrhizal fungus in a P-deficient Vertisol

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