Descubre y comparte nuestro conocimiento público

Se han encontrado 374 recursos

Resultados de búsqueda

Presents findings of crossbreeding studies conducted in Ethiopia using frozen semen imported from superior Angus, Hereford, Charolais, St. Gertrudis and Brahman beef bulls, as well as improved Borana zebu bulls; includes data on birth weight, weaning weight, feedlot & slaughter performance, and o...


Wagner, D.G.Holland, G.L.Mogess, T.[Crossbreeding studies with native Ethiopian beef cattle using imported semen from various breeds]Crossbreeding studies with native Ethiopian beef cattle using imported semen from various breeds
Autor: Maule, J.P.

Production performance of indigenous beef breeds of southern Africa were investigated. Discussions and data on calving rate, calf mortality, weaning and birth weights, adult live weights, carcass yield, and feed conversion efficiency; in comparison to crossbreds of Friesian and Hereford cattle in...


Maule, J.P.[The role of the indigenous breeds for beef production in Southern Africa]The role of the indigenous breeds for beef production in Southern Africa

International Livestock Research Institute[Regional Project for Sustainable Management of Globally Significant Endemic Ruminant Livestock (PROGEBE)]Regional Project for Sustainable Management of Globally Significant Endemic Ruminant Livestock (PROGEBE)

Bruno, J.E.[Increasing productivity of chickens through the African Chicken Genetic Gains (ACGG) project]Increasing productivity of chickens through the African Chicken Genetic Gains (ACGG) project

The Kuri is a rare, little known breed of cattle of the Hamitic Longhorn (Bos taurus longifrons) type which is found on the islands and shores of Lake Chad Basin in the area covering the common borders of Cameroon, Chad, Niger and Nigeria. It is taller and more massive than its longhorn counterpa...


Tawah, C.L.Rege, J.E.O.Aboagye, G.S.[A close look at a rare African breed - the Kuri cattle of Lake Chad Basin: Origin, distribution, production and adaptive characteristics]A close look at a rare African breed - the Kuri cattle of Lake Chad Basin: Origin, distribution, production and adaptive characteristics

Data collected on 3256 lambs born to Horro and Menz breed ewes single-sire mated to 71 rams at the International Livestock research Institute (ILRI) Debre Berhan station between September 1992 and June 1996 were analysed for rates of survival and growth from birth to weaning. A significantly lowe...


Mukasa-Mugerwa, E.Lahlou-Kassi, A.Anindo, D.O.Rege, J.E.O.Tembely, S.Tibbo, MarkosBaker, R.L.[Between and within breed variation in lamb survival and the risk factors associated with major causes of mortality in indigenous Horro and menz sheep in Ethiopia]Between and within breed variation in lamb survival and the risk factors associated with major causes of mortality in indigenous Horro and menz sheep in Ethiopia

Sub-Saharan Africa is rich in animal biodiversity. Over 95 percent of the continent's domestic ruminants are indigenous. In Africa, indigenous livestock breeds support the majority of smallholder rural farmers for whom these genetic resources are important for improved nutrition, income and as in...


Rege, J.E.O.Baker, R.L.[Characterization, conservation and utilization of indigenous African animal genetic resources - ILCA's proposed program]Characterization, conservation and utilization of indigenous African animal genetic resources - ILCA's proposed program
Autor: Wilson, R.T.

Outlines past attempts to develop a base of raw materials for the textile industry from indigenous animals in Mali. Describes notable efforts to upgrade local Macina sheep for increased wool production by selection or cross-breeding with Merinos, increasing goat wool production by crossing import...


Wilson, R.T.[Livestock production in central Mali: Attempts to produce raw materials of animal origin for the French textile industry during the colonial period]Livestock production in central Mali: Attempts to produce raw materials of animal origin for the French textile industry during the colonial period

Selecciona los documentos para visualizarlos

Nombre del archivo Ver recurso