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Autor: Wilson, R.T.

Results of a 2-year study on goats and sheep in northern Burkina Faso are reported. In both goats and sheep, females comprised more than 75% of flock numbers. Intervals between parturitions in goats were 312 days overall but were significantly affected by the season of the previous birth: in shee...


Wilson, R.T.[The productivity of Sahel goats and sheep under transhumant management in Northern Burkina Faso]The productivity of Sahel goats and sheep under transhumant management in Northern Burkina Faso

Knowledge of the extent of variation due to non-genetic factors is vital to eliminate environmental effects and improve the efficiency of selection in sheep. Two indigenous breeds, the Udah and the Yankasa and crosses of these with exotic breeds were evaluated for lamb weights at birth, 3 months ...


Buvanendran, V.Adu, I.F.Oyejola, B.A.[Breed and environmental effects on lamb production in Nigeria]Breed and environmental effects on lamb production in Nigeria

The effects of two rations containing either cottonseed cake or blood meal on the growth performance and carcass characteristics were studied. The experiment involved 24 Shugor male lambs, about four months old, fattened for 63 days. The two rations, iscaloric and isonitrogenous, contained, among...


Ahmed, H.E.Sulieman, A.H.[The effect of substitution of cottonseed cake by blood meal as source protein in ration for fattening lambs]The effect of substitution of cottonseed cake by blood meal as source protein in ration for fattening lambs

To compare body weight losses and post-partum anoestrus, twelve local Burundian ewes and twelve goats which had lambed or kidded at the middle of the dry season were followed from parturition until eight months. Each dam was weighed every month and bled three times a week to assess the ovarian ac...


Mbayahaga, J.Mandiki, S.N.M.Bister, J.L.Paquay, R.[Body weight, oestrous and ovarian activity in local Burundian ewes and goats after parturition in the dry season]Body weight, oestrous and ovarian activity in local Burundian ewes and goats after parturition in the dry season

A genetic control flock of Merino sheep consisting of 160 ewes and 16 rams was established in 1969 at the Tygerhoek Experimental Farm near Riviersonderend in the South Western Districts of South Africa. In 1976 it was extended to 200 ewes and 20 rams. Ewes are replaced by their second ewe lamb wh...


Heydenrych, H.J.Vosolo, L.P.Plessis, J.J. duMeissenheimer, D.J.B.[Maintaining genetic stability in a control flock of South African Merino sheep]Maintaining genetic stability in a control flock of South African Merino sheep

Eighty-nine ewe lambs comprising 36 Shugor, 29 Dubasi and 24 Watish sheep weaned 16 weeks following birth experienced their first oestrus at an average age of 206 days. Winter-born ewe lambs attained sexual matrurity at a lower age than those lambs, which were born during the summer. The mean val...


Suleiman, A.H.[Some reproductive characteristics of female Shugor, Dubasi and Watish sheep reared at El Huda sheep research station]Some reproductive characteristics of female Shugor, Dubasi and Watish sheep reared at El Huda sheep research station

Data are presented on the performance of Yankasa sheep and Red Sokoto goats kept by Fulani pastoralistst in a traditional agropastoral system in north Nigeria. Some comparisons are made with data from other studies in Nigeria and various West African countries. It is evident that small ruminant, ...


Otchere, E.O.Ahmed, H.U.Adenowo, T.K.Kallah, M.S.Bawa, E.L.K.Olorunju, S.A.S.Voh, A.A.[Northern Nigeria: Sheep and goat production in the traditional Fulani agropastoral sector]Northern Nigeria: Sheep and goat production in the traditional Fulani agropastoral sector

The effect of adding 10% tallow to a high roughage basal diet (75%) on animal performance and carcass characteristics of Sudan desert sheep and goats was investi- gated. Ten goats and 10 sheep were used in a 2 x 2 factorial design, with five animals per treatment. The animals were 1-1.5 years of ...


El-Hag, M.G.Kurdi, O.I.Mahgoub, S.O.[Performance and carcass characteristics of Sudan Desert sheep and goats on high roughage diets with added fat]Performance and carcass characteristics of Sudan Desert sheep and goats on high roughage diets with added fat

Investigation on characteristics of 26 Shugor, 21 Dubasi and 16 Watish ewe lambs at first lambing at El Uda sheep research station in Sudan was conducted. The mean values for weight include being highest for Shugor with 42.8±1.63kg Dubasi 41.5±1.42kg and least for Watish 35.6±1.29kg. There is an ...


Sulieman, A.H.Ali, H.O.Jack, E.E. El[Investigations on characteristics of Shugor, Dubasi and Watish ewe lambs at first lambing at El Huda sheep research station]Investigations on characteristics of Shugor, Dubasi and Watish ewe lambs at first lambing at El Huda sheep research station

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