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Yankasa sheep were used to study effects of palm kernel meal (PKM) on nutrient utilization and performance. The - in sacco - degradation studies revealed that potential protein degradation in the rumen was high but the very low rate of degradation (0.031 (per hour)) made 50-61 percent protein of...


Umunna, N.N.Magaji, I.Y.Adu, I.F.Njoku, P.C.Balogun, T.F.Alawa, J.P.Iji, P.A.[Utilization of palm kernel meal by sheep]Utilization of palm kernel meal by sheep

There are four main breeds of sheep in Nigeria. The breeds are Balami, Uda, west African Dwarf sheep and Yankasa. Balami is most predominant in the North eastern part of Nigeria. The Balami is a predominantly white and hairy breed with a pronounced convex heat and a dull depression. It has a dewl...


Adu, I.F.Ngere, L.O.[The indigenous sheep of Nigeria]The indigenous sheep of Nigeria

Presents the past and present research findings on sheep and goat breeding in Nigeria. Attempts were made in the past at exploiting their genetic potentials through pure breeding and selection while a number of exotic breeds were used on the indigenous sheep and goats to improve goats and sheep s...


Olayiwole, M.B.Adu, I.F.[Past and present research on sheep and goat breeding in Nigeria]Past and present research on sheep and goat breeding in Nigeria

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

22 yankasa lambs were slaughtered, jointed and dissected after a 184-day feeding experiment involving 4 planes of nutrition: High-high, (HH) high-low (HL), Low-high (LH) and Low-low (LL). Part of the results of the feeding experiment have been reported by lakpini et al. (1982). The carcass weight...


Lakpini, C.A.M.Adu, I.F.Buvanendran, V.Umunna, N.N.[Compensatory growth in Yankasa lambs. 2. Carcass Composition]Compensatory growth in Yankasa lambs. 2. Carcass Composition

Reports the comparative performance of indigenous Balami and imported Desert Sudanese sheep. The reproductive and growth performances of Balami and Sudanese Desert sheep were studied using 466 lambing record from 147 Balami and 126 Desert Sudanese ewes during 2-year period. The Balami was signifi...


Adu, I.F.Taiwo, B.B.A.Buvanendran, V.[Reproductive and lamb growth performance of Balami and desert Sudanese sheep in the Sahelo-Sudan savanna zone of Nigeria]Reproductive and lamb growth performance of Balami and desert Sudanese sheep in the Sahelo-Sudan savanna zone of Nigeria

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