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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

This paper is comprised of five parts. The first part discusses the role of legumes in sustainable soil management and crop-livestock production. In this part, strategic use of legumes, selection of forage legumes to sub-optimal soil conditions, use of appropriate rhizobium, response of legumes t...


Haque, I.Powell, J.M.Ehui, Simeon K.[Improved crop-livestock production strategies for sustainable soil management in tropical Africa]Improved crop-livestock production strategies for sustainable soil management in tropical Africa
Haque, I.Amare, T.[Soil science & plant nutrition annual reports: 1983-1990 and projects protocols: 1991-1993]Soil science & plant nutrition annual reports: 1983-1990 and projects protocols: 1991-1993

Reports on research activities carried out by ILCA's highland programme to devise an appropriate animal feed production strategy for small scale farmeres in the Ethiopian highlands. Gives a critical analysis of the available sources of animal feed, such as, roughages from native pasture, browse a...


Jutzi, S.C.Haque, I.Tedla, A.[The production of animal feed in the Ethiopian highlands: Potentials and limitations]The production of animal feed in the Ethiopian highlands: Potentials and limitations

Summarises available information on bulk density and porosity, soil moisture infiltration, N, P and mineralogy. Literature on the phosphorus (P) status of soils, P nutrition of forage legumes and crops, mycorrhizal and P nutrition, species and varietal variation in response to P, P sorption isoth...


Haque, I.Mamo, T.Astatke, A.[Nutrients and soil surface management on highland vertisols of Ethiopia]Nutrients and soil surface management on highland vertisols of Ethiopia
Autor: Haque, I.

The paper is divided into two parts. The first part deals with the maitenance of soil productivity under population pressure, and the second part covers research themes and approaches for maintaining soil productivity in crop-livestock systems. Part one discusses project activities including char...


Haque, I.[Soil resource management in mixed crop-livestock systems of East and Central African highlands: Research agenda and approaches]Soil resource management in mixed crop-livestock systems of East and Central African highlands: Research agenda and approaches
Kamara, C.S.Haque, I.[Physical properties of Vertisols and their implications for management: A review]Physical properties of Vertisols and their implications for management: A review

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