Presents results of a survey conducted in nine key Ethiopian central highland markets for a period of one year from January to December 1989, to determine the effects of certain animal and market characteristics on price and the pattern of sheep prices in relation to seasons. Each market was surv...
Kebede, A.
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Brokken, R.F.
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[Intra-annual sheep price patterns and factors underlying price variations in the central highlands of Ethiopia]
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Intra-annual sheep price patterns and factors underlying price variations in the central highlands of Ethiopia
Trypanosomiasis, a disease transmitted by the tsetse fly, is a major constraint to livestock production and mixed farming in Africa. This study examines the economics of the village production of trypanotolerant cattle recently introduced in an affected area of Togo that was previously virtually ...
Itty, P.
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Rowlands, G.J.
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Morkramer, G.
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Defly, A.
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D'Ieteren, G.D.M.
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[The economics of recently introduced village cattle production in a tsetse affected area. (II): Trypanotolerant cattle in southern Togo]
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The economics of recently introduced village cattle production in a tsetse affected area. (II): Trypanotolerant cattle in southern Togo
Presents results of economic analysis carried out in southwestern Nigeria to determine the profitability of alternative land use systems, taking into account the short and long-run impact of soil erosion on agricultural productivity. The fallow systems include 1. two continuous cultivation alley ...
Ehui, Simeon K.
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Kang, B.T.
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Spencer, D.S.C.
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[Economic analysis of soil erosion effects in alley cropping. No-till and bush fallow systems in south west Nigeria]
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Economic analysis of soil erosion effects in alley cropping. No-till and bush fallow systems in south west Nigeria
Examines the role and importance of the livestock subsector of Africas' agricultural sector, its performance over the last two decades, the constraints which limit its development and the progress being made in solving theese constraints.
Anteneh, A.
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Anteneh, B.
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[Problemes politiques, financiers et technologiques lies au developpement de l'elevage en Afrique subsaharienne: Quelques questions cruciales]
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Problemes politiques, financiers et technologiques lies au developpement de l'elevage en Afrique subsaharienne: Quelques questions cruciales
Tambi, N.E.
,
[Testing for habit formation in food commodity consumption patterns in Cameroon]
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Testing for habit formation in food commodity consumption patterns in Cameroon
African trypansosomes are tsetse-transmitted parasites of chief importance in causing disease in livestock in regions of sub-Saharan Africa. Previous studies have demonstrated that certain breeds of cattle are relatively resistant to infection with trypanosomes, and others are more susceptible. B...
Haas, K.M.
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Taylor, K.A.
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MacHugh, Niall D.
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Kreeger, J.M.
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Estes, D.M.
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[Enhancing effects of anti-CD40 treatment on the immune response of SCID-bovine mice to Trypanosoma congolense infection]
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Enhancing effects of anti-CD40 treatment on the immune response of SCID-bovine mice to Trypanosoma congolense infection
Breeding objectives were developed for meat sheep in smallholder production circumstances in the tropics. The traits considered were litter size, lambing frequency, pre-weaning, and post-weaning lamb survival to 12 months, ewe survival, lamb live weight at 12-month, mature ewe live weight, consum...
Kosgey, I.S.
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Arendonk, Johan A.M. van
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Baker, R.L.
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[Economic values for traits of meat sheep in medium to high production potential areas of the tropics]
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Economic values for traits of meat sheep in medium to high production potential areas of the tropics
Ostertag Gálvez, Carlos F.
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Figueroa, Francisco
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Wheatley, Christopher C.
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Best, Rupert
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[Conservación y comercialización de raíces frescas de yuca: La experiencia de Colombia]
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Conservación y comercialización de raíces frescas de yuca: La experiencia de Colombia
The Zimbabwe woodlands are an important part of the rural households' livelihood system as they meet requirements for food, energy, construction materials and cash. This study uses linear programming approaches to understand how households best allocate scarce resources in meeting their requireme...
Mutamba, M.
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[Impact of crop producer price changes on quantities of woodland products collected by communal households in Chivi, Zimbabwe]
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Impact of crop producer price changes on quantities of woodland products collected by communal households in Chivi, Zimbabwe