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Journal Article 1986

Autor: Carew, S.F. Sandford, J. Wissocq, Y.J. Durkin, J.W. Trail, J.C.M.

Examines the productivities of N'Dama cattle, introduced Sahiwal cattle, and Sahiwal X N'Dama crossbred at the Teko Livestock Station, Sierra Leone. Evaluates environmental and genetic effects relating to breed group, month and year of parturition or birth, age, sex, individual cow etc. as approp...

Enlace original: https://cgspace.cgiar.org/handle/10568/10876

Investigación en Agricultura
Enlace permanente
Carew, S.F. ,  Sandford, J. ,  Wissocq, Y.J. ,  Durkin, J.W. ,  Trail, J.C.M. ,  [Productivite de bovins N'Dama a la station de Teko (Sierra Leone) et premiers resultats de croisements avec la race Sahiwal] ,  Productivite de bovins N'Dama a la station de Teko (Sierra Leone) et premiers resultats de croisements avec la race Sahiwal
Book 1981

Autor: Trail, J.C.M. Gregory, K.E.

Evaluates and compares the productivity under commercial management levels of Sahiwals, Sahiwal/Ayrshire crossbreeds, indigenous Small East African Zebus and Boran, using data from 5 herds in Kenya, with particular reference to reproductive and growth characters, milk production, viability and in...

Enlace original: https://cgspace.cgiar.org/handle/10568/4224

Investigación en Agricultura
Enlace permanente
Trail, J.C.M. ,  Gregory, K.E. ,  [Sahiwal cattle: An evaluation of their potential contribution to milk and beef production in Africa] ,  Sahiwal cattle: An evaluation of their potential contribution to milk and beef production in Africa
Journal Article 1982

Autor: Trail, J.C.M. Gregory, K.E.

Presents comparative data on reproductive and productive performances of cows of pure Ayrshire and Sahiwal breeds or their reciprocal crosses and their progeny w. Ayrshire, Sahiwal, Simmental and mixed breed bulls in the lower to mid-potential temperate highland zone of Kenya; with particular ref...

Enlace original: https://cgspace.cgiar.org/handle/10568/29734

Investigación en Agricultura
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Trail, J.C.M. ,  Gregory, K.E. ,  [Production characters of the Sahiwal and Ayrshire breeds and their crosses in Kenya] ,  Production characters of the Sahiwal and Ayrshire breeds and their crosses in Kenya
Conference Paper 1988

Autor: Trail, J.C.M. Feron, A. Pelo, M. Colardelle, C. Ordner, G. D'Ieteren, G.D.M. Durkin, J.W. Maehl, H.M. Thorpe, W.R.

Presents results of experiments to determine phenotypic & genotypic relationships of the abilities to control parasitaemia, resist anaemia or develop an immune response with animal performance in terms of daily weight gain, maintenance of packed cell volume levels and disease prevalence in trypan...

Enlace original: https://cgspace.cgiar.org/handle/10568/51060

Investigación en Agricultura
Enlace permanente
Trail, J.C.M. ,  Feron, A. ,  Pelo, M. ,  Colardelle, C. ,  Ordner, G. ,  D'Ieteren, G.D.M. ,  Durkin, J.W. ,  Maehl, H.M. ,  Thorpe, W.R. ,  [Selection in trypanotolerant cattle breeds in Africa] ,  Selection in trypanotolerant cattle breeds in Africa
Conference Paper 1981

Autor: Trail, J.C.M.

Discusses ILCA's contribution towards the conservation of animal genetic resources, particularly studies on trypanotolerant livestock in West & Central Africa and evaluation of the potential of the Sahiwal breed to contribute to milk & beef production programs in Africa.

Enlace original: https://cgspace.cgiar.org/handle/10568/51324

Investigación en Agricultura
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Trail, J.C.M. ,  [Work on conservation of animal genetic resources by the International Livestock Centre for Africa (ILCA)] ,  Work on conservation of animal genetic resources by the International Livestock Centre for Africa (ILCA)
Journal Article 1981

Autor: Trail, J.C.M. Gregory, K.E.

Results of a study conducted in the Rift Valley Province of Kenya comparing pedigree Boran & Sahiwal cattle in order to assess their potential as beef producing animals. Analyzes records on cows & their calves for reproductive characters such as age at first calving, calving interval & growth & m...

Enlace original: https://cgspace.cgiar.org/handle/10568/32978

Investigación en Agricultura
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Trail, J.C.M. ,  Gregory, K.E. ,  [Characterization of the Boran and Sahiwal breeds of cattle for economic characters] ,  Characterization of the Boran and Sahiwal breeds of cattle for economic characters
Journal Article 1986

Autor: Carew, S.F. Sandford, J. Wissocq, Y.J. Durkin, J.W. Trail, J.C.M.

Examines the productivities of N'Dama cattle, introduced Sahiwal cattle, and Sahiwal X N'Dama crossbred at the Teko Livestock Station, Sierra Leone. Evaluates environmental and genetic effects relating to breed group, month and year of parturition or birth, age, sex, individual cow etc. as approp...

Enlace original: https://cgspace.cgiar.org/handle/10568/4512

Investigación en Agricultura
Enlace permanente

Carew, S.F. ,  Sandford, J. ,  Wissocq, Y.J. ,  Durkin, J.W. ,  Trail, J.C.M. ,  [N'dama cattle productivity at Teko Livestock Station, Sierra Leone, and initial results from cross-breeding with Sahiwal] ,  N'dama cattle productivity at Teko Livestock Station, Sierra Leone, and initial results from cross-breeding with Sahiwal

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