Presents a summary and comparison of the demographic and production characteristics of five livestock production units studied by ILCA from 1978 to 1984. Discusses herd structure, calving rates, calf mortality, cow mortality, calf growth, milk production and herd productivity.
Leeuw, P.N. de
,
Wilson, R.T.
,
[Comparative productivity of indigenous cattle under traditional management in sub-Saharan Africa]
,
Comparative productivity of indigenous cattle under traditional management in sub-Saharan Africa
Presents results of a study carried out in The Gambia on birth-weight data recorded between 1986 and 1991 on 3453 N'Dama calves from the village production systems to identify major factors influencing this trait and to quantify the relationship between birth weight and early calf mortality. Leas...
Agyemang, K.
,
[Adjustment of birth weight for weighing age and relationship of standardized birth weight with early mortality in N'Dama calves under traditional husbandry systems in The Gambia]
,
Adjustment of birth weight for weighing age and relationship of standardized birth weight with early mortality in N'Dama calves under traditional husbandry systems in The Gambia
Reports results of a seven-year field trial and a three year slaughterhouse study on reproductive performance of domestic ruminants in the Niono area of Central Mali. Examines age at first parturition, parturition interval, litter size, seasonality, life-time production of young, embryo migration...
Wilson, R.T.
,
Traoré, A.
,
[Livestock production in central Mali: Reproductive performance and reproductive wastage in ruminants in the agro-pastoral system]
,
Livestock production in central Mali: Reproductive performance and reproductive wastage in ruminants in the agro-pastoral system
Reports the results of a 2-year study of indigenous sheep and goats in a traditional management system in Burkina Faso. Defines the production parameters under current levels of management including age at first lambing, age at first kidding, litter sizes, birth interval, weight at specific age, ...
Wilson, R.T.
,
[Productivity of traditionally managed small ruminants in an agro-pastoral system in northern Burkina Faso]
,
Productivity of traditionally managed small ruminants in an agro-pastoral system in northern Burkina Faso
Summarizes results of studies carried out in four traditional sheep societies, the Baqqara in Western Sudan, the Afar of Ethiopia, the Bambara of Mali and the Masai of Kenya, and compares results on the basis of demographic structure by age and sex, animal morphology, growth, breeding female prod...
Wilson, R.T.
,
[Population and production parameters of sheep under traditional management in semi-arid areas of Africa]
,
Population and production parameters of sheep under traditional management in semi-arid areas of Africa
Presents the growth performance data of mainly indigenous trypanotolerant Djallonke sheep kept under traditional or improved management conditions in the humid south-east of Cote d'Ivoire; and reports that most lamb weights were significantly influenced by birth season.
Armbruster, T.
,
Peters, Kurt J.
,
Metz, T.
,
[Sheep production in the humid zone of West Africa. II. Growth performance and liveweight of sheep in improved and traditional production systems in Cote d'Ivoire]
,
Sheep production in the humid zone of West Africa. II. Growth performance and liveweight of sheep in improved and traditional production systems in Cote d'Ivoire
Summarizes a baseline study of the traditional livestock production system of central Mali, classifying production systems in the study in the study zone according to the degree of dependence on livestock products for gross revenue or food supply of the household or production unit, and according...