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Serum samples collected from 1507 sheep and 1197 goats at Addis Ababa abattoir, Debre Berhan and Abomessa were tested for brucellosis using the Rose Bengal test. The overall prevalence rateswere 1.5 and 1.3 percent in sheep and goats respectively. Vaccinationwith strain Re1 is suggested as the po...


Tekelye BekeleKasali, O.B.[Brucellosis in sheep and goats in central Ethiopia]Brucellosis in sheep and goats in central Ethiopia

A study conducted to evaluate seasonality in the reproductive status of Ethiopian highland sheep using slaughter animals.


Mukasa-Mugerwa, E.Tekelye Bekele[The reproductive performance of Ethiopian highland sheep]The reproductive performance of Ethiopian highland sheep

The paper reviews the evidence of genetic resistance to endoparasites both within and between breeds of sheep and goats and assesses the possibilities of breeding for increased resistance. In light of this evidence, ILCA has developed a Pan-African research programme to investigate and characteri...


Baker, R.L.Lahlou-Kassi, A.Rege, J.E.O.Reynolds, L.Tekelye BekeleMukasa-Mugerwa, E.Rey, B.[A review of genetic resistance to endoparasites in small ruminants and an outline of ILCA's research programme in this area]A review of genetic resistance to endoparasites in small ruminants and an outline of ILCA's research programme in this area

Presents the results of an abattoir study on the prevalence of larvae of T. hydatigena and Echinococcus granulosus in Ethiopian sheep.


Tekelye BekeleMukasa-Mugerwa, E.Kasali, O.B.[The prevalence of cysticercosis and hydatidosis in Ethiopian sheep]The prevalence of cysticercosis and hydatidosis in Ethiopian sheep

Part of a research project carried at Addis Ababa abattoir to study ovarian activity and gastro-intestinal parasitism in sheep.


Mukasa-Mugerwa, E.Tekelye Bekele[Schistosomus reflexus in indigenous Ethiopian sheep]Schistosomus reflexus in indigenous Ethiopian sheep

Presents a study performed to determine the level of serum immunoglobulins (Ig) and efficiency of passive immune transfer on survivality of lambs in the Ethiopian highland sheeThe influence of passively acquired immunity on neonatal lamb mortality was studied at Debre Berhan station, Internationa...


Tekelye BekeleOtesile, E.B.Kasali, O.B.[Influence of passively acquired colostral immunity on neonatal lamb mortality in Ethiopian highland sheep]Influence of passively acquired colostral immunity on neonatal lamb mortality in Ethiopian highland sheep

Presents results of a study undertaken to investigate the relationship of Packed Cell Volume (PCV) and Eggs Per Gram (EPG) to performance, and to estimate the repeatibility of the two measurements in a monthly parasite monitoring scheme. Includes data on body score, live weight of milk teeth male...


Tekelye BekeleKasali, O.B.Rege, J.E.O.[Repeatability of measurements of packed cell volume and egg count as indicators of endoparasite load and their relationship with sheep productivity]Repeatability of measurements of packed cell volume and egg count as indicators of endoparasite load and their relationship with sheep productivity

In 1988 and 1989, the effects of endoparasites on reproductive performance of on-farm sheep were studied at 5 sites in the Ethiopian highlands using nematode eggs per gram (EPG) counts, treamatode EPG and packed-cell volume (PCV). Mean litter size, lambing interval, annual reproductive rate and a...


Tekelye BekeleBruns, E.Kasali, O.B.Mutiga, E.R.[The effects of endoparasites on the reproductive performance of on-farm sheep in the Ethiopian highlands]The effects of endoparasites on the reproductive performance of on-farm sheep in the Ethiopian highlands

Presents and discusses the purpose and experimental design of a study to be conducted on monitoring of endoparasite status in sheep. First phase will concentrate on monitoring endoparasites and productivity of Menz, Horro, Blackhead Somali and other breeds of highland sheep in their own habitat a...


Tekelye Bekele[Monitoring endoparasite status in sheep]Monitoring endoparasite status in sheep

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