Descubre y comparte nuestro conocimiento público

Se han encontrado 577 recursos

Resultados de búsqueda

The impacts of grazing on biophysical and hydrological properties of grazing lands were investigated on two sites represting 0-4 percent and 4-8 percent slopes at the Livestock research Institute (ILRI) Debre Zeit research station, 50 km South of Addis Ababa. Grazing pressure differently influenc...


Mwendera, E.J.Mohamed-Saleem, M.A.[Biophysical and hydrological changes in soils under livestock grazing varying slopes in the East African highlands]Biophysical and hydrological changes in soils under livestock grazing varying slopes in the East African highlands

Livestock play a vital role in economic Development-particularly as socities, evolve from subsistence agriculture into cash-based economies. On a global basis, animal products - meat, milk, eggs and fiber - constitute about 40 percent of the total value of agriculture output. This proportional co...


Fitzhugh, H.A.[Appropriate global strategies for developing animal agriculture]Appropriate global strategies for developing animal agriculture
Mukhebi, A.W.Laker, C.D.Meltzer, M.I.Mahan, S.M.Perry, Brian D.[Assessing economics of alternative heartwater control strategies in Zimbabwe]Assessing economics of alternative heartwater control strategies in Zimbabwe

The influence of man and his domestic animals has profoundly altered both the ecology and landscape of the Ethiopian highlands. Ecological degradation is one of the main challenges in this region. This paper highlights the state of the resource base, R&D investments and the scope to improve lives...


Sileshi, Z.Tegegne, Azage[Challenges and opportunities for livestock Development in the highlands of Ethiopia]Challenges and opportunities for livestock Development in the highlands of Ethiopia
Autor: Coppock, D.L.

This paper reviews pastoral research and Development perspectives generated from the southern Ethiopian rangelands during the 1980s. This system was selected as a case study of constraints in African pastoral Development because the experiences from both research and Development are fairly well d...


Coppock, D.L.[Constraints to Development of extensive livestock systems: Experiences from southern Ethiopia]Constraints to Development of extensive livestock systems: Experiences from southern Ethiopia

A classification of the major ruminant livestock production systems in West Africa is proposed. The proposed typology has two major classes of systems-sole livestock and crop-livestock. The sole livestock class has two systems (rangeland-based and landless) and the crop-livestock class has three ...


Fernández Rivera, S.Okike, I.Manyong, Victor M.Williams, Timothy O.Kruska, R.L.Tarawali, Shirley A.[Classification and description of the major farming systems incorporating ruminant livestock in West Africa]Classification and description of the major farming systems incorporating ruminant livestock in West Africa
Autor: Rege, J.E.O.

This paper describes the major activities in sub Saharan Africa in the area of characterization and conservation of Animal genetic resources. Rege (1994) summarised the major animal genetic resources activities, primarily breed characterization and genetic improvement programmes, which are being ...


Rege, J.E.O.[Characterization and conservation of farm animal genetic resources: Current status in sub-Saharan Africa]Characterization and conservation of farm animal genetic resources: Current status in sub-Saharan Africa
Muriuki, H.G.Owango, M.O.Staal, Steven J.[Dairy co-operatives and policy reform in Kenya: Effects of livestock service and milk market liberalisation]Dairy co-operatives and policy reform in Kenya: Effects of livestock service and milk market liberalisation

Selecciona los documentos para visualizarlos

Nombre del archivo Ver recurso