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Describes the geology, relief, climate, major soil types, vegetation zones and land use patterns of the subhumid zone of Nigeria. Presents results of studies on natural forage productivity & composition and forage production constraints.


Mohamed-Saleem, M.A.[The ecology, vegetation and land use of subhumid Nigeria]The ecology, vegetation and land use of subhumid Nigeria

The genus Stylosanthes contains about 30 species of which most are native to South and Central America, except for S. erecta and S. fruticosa which are native to Africa. The seven major species that have been used as livestock feed have been widely collected and their germplasm stored in genebank...


Hanson, JeanHeering, J.H.[Genetic resources of Stylosanthes species]Genetic resources of Stylosanthes species

Presents a paper on the role of on-farm research in the Development of alley farming. Discusses the properties of alley-farming as a system and their implications for the conduct of on farm work. Reviews the on-farm work on alley farming undertaken by the Humid Zone Programme of ILCA. Ends with a...


Atta-Krah, A.N.Francis, P.A.[The role of on-farm trials in the evaluation of alley farming]The role of on-farm trials in the evaluation of alley farming

Increased population, low agricultural productivity, pressure on land and overexploitation of natural resources, are current problems in the Andean ecoregion. Knowledge of the region is vast, but results from site-specific research have seldom been integrated. A holistic ecoregional research appr...


León Velarde, C.U.Quiróz, R.[Crop-livestock systems research in the Andean region: ecoregional approach, methods and procedures]Crop-livestock systems research in the Andean region: ecoregional approach, methods and procedures

There are diverse opinions as to what an ecoregional research approach should involve. Ecoregional research is meant to fill gaps in natural resources management research, rationalise overlapping mandates, provide focal points and streamline interactions between NARS (National Agricultural Resear...


Smith, Jimmy W.[Ecoregional research in sub-humid West Africa]Ecoregional research in sub-humid West Africa

This paper looks briefly at ecoregional research: what is commonly meant by the term and how it may be carried out. ILRI's involvement in various ecoregional consortia is discussed, together with problems and constraints that have been faced to date. The paper ends by listing a number of issues t...


Li Pun, H.H.Jabbar, M.A.Thornton, Philip K.[Ecoregional research at ILRI: background]Ecoregional research at ILRI: background
Autor: Zerbini, E.

This paper attempts to highlight the major components of an established regional research consortium in South Asia, the operational difficulties, and proposed improvements needed in implementing this regional research. The components and the lessons learned from this mode of research will be very...


Zerbini, E.[Existing and proposed ecoregional research in South Asia]Existing and proposed ecoregional research in South Asia

Indentifies some of the major issues associated with the use of wildlife, opportunities for utilization and current trends in wildlife management under different land use systems in sub-Saharan Africa.


Peters, Kurt J.[Prospects for game utilization in Africa]Prospects for game utilization in Africa
Autor: Wilson, R.T.

Outlines the importance of small ruminants in Africa, describing the production systems in the different ecological zones in relation to traditional and modern methods of production. Provides information on general management practices and on ownership patterns and flock structures in relation to...


Wilson, R.T.[Small ruminant production systems in Africa]Small ruminant production systems in Africa

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