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Journal Article 1990

Autor: Njau, B.C. Scholtens, R.G. Kasali, O.B.

Prevalence of gastrointestinal parasites was investigated using monthly faecal samples and necropsy data in sheep treated regularly and irregularly at ILCA, Debre Berhan station. Maximum infection rates with nematodes, fasciola and coccidia in the irregularly treated sheep were 18 percent, 10 per...

Enlace original: https://cgspace.cgiar.org/handle/10568/29530

Investigación en Agricultura
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Njau, B.C. ,  Scholtens, R.G. ,  Kasali, O.B. ,  [Parasites of sheep at the International Livestock Centre for Africa Debre Berhan Station, Ethiopia] ,  Parasites of sheep at the International Livestock Centre for Africa Debre Berhan Station, Ethiopia
Journal Article 1989

Autor: Njau, B.C. Kasali, O.B. Scholtens, R.G. Akalework, N.

A study conducted to evaluate transmission rates of fascioliasis, using parasite-free ewes and their lambs as tracer animals, under dif. watering practice and to assess the value of enzyme-linked immunosorbent assay (ELISA) in studying the epidemiology of the disease.

Enlace original: https://cgspace.cgiar.org/handle/10568/29943

Investigación en Agricultura
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Njau, B.C. ,  Kasali, O.B. ,  Scholtens, R.G. ,  Akalework, N. ,  [The influence of watering practices on the transmission of Fasciola among sheep in the Ethiopian highlands] ,  The influence of watering practices on the transmission of Fasciola among sheep in the Ethiopian highlands
Journal Article 1988

Autor: Njau, B.C. Kasali, O.B. Scholtens, R.G. Degefa, M.

Reports the major specific causes of sheep mortality in the Debre Berhan area between July 1986 and June 1987. Includes data on seasonal crude death rates, causes of mortality, frequency and age at death.

Enlace original: https://cgspace.cgiar.org/handle/10568/10831

Investigación en Agricultura
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Njau, B.C. ,  Kasali, O.B. ,  Scholtens, R.G. ,  Degefa, M. ,  [Etudes sur le terrain et en laboratoire des causes de la mortalite ovine dans les hauts plateaux ethiopiens en 1986-1987] ,  Etudes sur le terrain et en laboratoire des causes de la mortalite ovine dans les hauts plateaux ethiopiens en 1986-1987
Journal Article 1988

Autor: Njau, B.C. Kasali, O.B. Scholtens, R.G. Degefa, M.

Analyses the frequency and causes of deaths observed during 1982-86 in sheep flocks around Debre Berhan, Ethiopia. Includes data on annual crude death rates, causes of mortality, frequency, age at death, and seasonal crude death rates.

Enlace original: https://cgspace.cgiar.org/handle/10568/10833

Investigación en Agricultura
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Njau, B.C. ,  Kasali, O.B. ,  Scholtens, R.G. ,  Degefa, M. ,  [Etude de la mortalite des ovins dans les hauts plateaux ethiopiens de 1982 a 1986] ,  Etude de la mortalite des ovins dans les hauts plateaux ethiopiens de 1982 a 1986
Journal Article 1988

Autor: Njau, B.C. Kasali, O.B. Scholtens, R.G. Degefa, M.

Analyses the frequency and causes of deaths observed during 1982-86 in sheep flocks around Debre Berhan, Ethiopia. Includes data on annual crude death rates, causes of mortality, frequency, age at death, and seasonal crude death rates.

Enlace original: https://cgspace.cgiar.org/handle/10568/4595

Investigación en Agricultura
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Njau, B.C. ,  Kasali, O.B. ,  Scholtens, R.G. ,  Degefa, M. ,  [Review of sheep mortality in the Ethiopian highlands, 1982-86] ,  Review of sheep mortality in the Ethiopian highlands, 1982-86
Journal Article 1988

Autor: Njau, B.C. Kasali, O.B. Scholtens, R.G. Degefa, M.

Reports the major specific causes of sheep mortality in the Debre Berhan area between July 1986 and June 1987. Includes data on seasonal crude death rates, causes of mortality, frequency and age at death.

Enlace original: https://cgspace.cgiar.org/handle/10568/4594

Investigación en Agricultura
Enlace permanente

Njau, B.C. ,  Kasali, O.B. ,  Scholtens, R.G. ,  Degefa, M. ,  [Field and laboratory studies of causes of sheep mortality in the Ethiopian highlands, 1986/87] ,  Field and laboratory studies of causes of sheep mortality in the Ethiopian highlands, 1986/87

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