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Journal Article 1982

Autor: Cartwright, T.C. Anderson, F.M. Buck, N.G. Nelsen, T.C. Trail, J.C.M. Pratchett, D. Sanders, J. Astle, W. Light, D.E. Rennie, T.W. Rose, T.J. Shorrock, C.

Discusses use of mathematical modelling as a research tool to evaluate alternative practices, illustrating its application in beef cattle production systems in Botswana, with a description of data inputs, model utilized & simulations carried out. Compares actual & simulated values and examines ef...

Enlace original: https://cgspace.cgiar.org/handle/10568/28626

Investigación en Agricultura
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Cartwright, T.C. ,  Anderson, F.M. ,  Buck, N.G. ,  Nelsen, T.C. ,  Trail, J.C.M. ,  Pratchett, D. ,  Sanders, J. ,  Astle, W. ,  Light, D.E. ,  Rennie, T.W. ,  Rose, T.J. ,  Shorrock, C. ,  [Systems modelling in cattle production - an application in Botswana] ,  Systems modelling in cattle production - an application in Botswana
Journal Article 1986

Autor: Wilson, R.T. Light, D.E.

A study on the econmic characters and productivity indices of traditionally managed goats and sheep undertaken in a semi-arid, agropastoral system in central Mali. Discusses reproductive characters including litter size and parturition interval, and weight characters.

Enlace original: https://cgspace.cgiar.org/handle/10568/32980

Investigación en Agricultura
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Wilson, R.T. ,  Light, D.E. ,  [Livestock production in central Mali: Economic characters and productivity indices for traditionally managed goats and sheep] ,  Livestock production in central Mali: Economic characters and productivity indices for traditionally managed goats and sheep
Journal Article 1984

Autor: Trail, J.C.M. Murray, M. Sones, Keith R. Jibbo, J.M.C. Durkin, J.W. Light, D.E.

Evaluates the productivity of Boran cattle maintained with chemoprophylaxis in an area of massive Glossina morsitans sub morsitans, G. pallidipes et G. Brevipalpis challenge at Makwaja ranch, in Tanzania and analyses the effect of a chemoprophylactic drug (isometamidium chloride) on cattle produc...

Enlace original: https://cgspace.cgiar.org/handle/10568/33145

Investigación en Agricultura
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Trail, J.C.M. ,  Murray, M. ,  Sones, Keith R. ,  Jibbo, J.M.C. ,  Durkin, J.W. ,  Light, D.E. ,  [Chemoprophylaxis: Boran cattle can be productive under high tsetse challenge] ,  Chemoprophylaxis: Boran cattle can be productive under high tsetse challenge
Working Paper 1987

Autor: Adeoye, S.A.O. Reynolds, L. Trail, J.C.M. Durkin, J.W. Light, D.E.

Studies the performance of the West African Dwarf Goat in seven villages of Southwest Nigeria dividing into three health regimes, viz, vaccination against PPR and dipping in insecticides against ectoparasites, particularly mange, dipping alone, and control group. describes the study area. Present...

Enlace original: https://cgspace.cgiar.org/handle/10568/4231

Investigación en Agricultura
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Adeoye, S.A.O. ,  Reynolds, L. ,  Trail, J.C.M. ,  Durkin, J.W. ,  Light, D.E. ,  [Performance of free roaming West African dwarf goats in Southwest Nigeria] ,  Performance of free roaming West African dwarf goats in Southwest Nigeria
Conference Paper 1985

Autor: Trail, J.C.M. Murray, M. Sones, Keith R. Jibbo, J.M.C. Durkin, J.W. Light, D.E.

ILRAD and ILCA, in collaboration with Amboni Limited (owners of Mkwaja Ranch) and May and Baker Limited, carried out an analysis of matching animal health, animal productivity and trypanocidal drug treatment data based on more than 20,000 calving records at Mkwaja Ranch over the 10 year period fr...

Enlace original: https://cgspace.cgiar.org/handle/10568/70753

Investigación en Agricultura
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Trail, J.C.M. ,  Murray, M. ,  Sones, Keith R. ,  Jibbo, J.M.C. ,  Durkin, J.W. ,  Light, D.E. ,  [Productivity of Boran cattle maintained with chemoprophylaxis under high tsetse challenge at Mkwaja ranch in Tanzania. 2. Productivity] ,  Productivity of Boran cattle maintained with chemoprophylaxis under high tsetse challenge at Mkwaja ranch in Tanzania. 2. Productivity
Journal Article 1985

Autor: Trail, J.C.M. Murray, M. Sones, Keith R. Jibbo, J.M.C. Durkin, J.W. Light, D.E.

Reports the productivity levels achieved by grade Boran cattle maintained by chemoprophylaxis at Mkwaja ranch (Tanzania) from 1973 to 1982. Analyses the effects of year and season of calving on birth, cow age, calf sex and area & location of herd on performance of the environmental influences. Ev...

Enlace original: https://cgspace.cgiar.org/handle/10568/28827

Investigación en Agricultura
Enlace permanente
Trail, J.C.M. ,  Murray, M. ,  Sones, Keith R. ,  Jibbo, J.M.C. ,  Durkin, J.W. ,  Light, D.E. ,  [Boran cattle maintained by chemoprophylaxis under trypanosomiasis risk] ,  Boran cattle maintained by chemoprophylaxis under trypanosomiasis risk
Journal Article 1988

Autor: Tawonezvi, H.P.R. Ward, H.K. Trail, J.C.M. Light, D.E.

Assesses reproductive performance, body weight & live weight, pre-weaning growth, and viability of progeny sired by various unrelated breeds which are representative of the Sanga X Sanga, Sanga X Zebu, Bos taurus X Sanga, Bos taurus X Zebu, and Bos taurus X Bos taurus crossbred groups. Measures t...

Enlace original: https://cgspace.cgiar.org/handle/10568/28277

Investigación en Agricultura
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Tawonezvi, H.P.R. ,  Ward, H.K. ,  Trail, J.C.M. ,  Light, D.E. ,  [Evaluation of beef breeds for rangeland weaner production in Zimbabwe. 2. Productivity of crossbred cows and heterosis estimates] ,  Evaluation of beef breeds for rangeland weaner production in Zimbabwe. 2. Productivity of crossbred cows and heterosis estimates
Journal Article 1988

Autor: Tawonezvi, H.P.R. Ward, H.K. Trail, J.C.M. Light, D.E.

A study conducted to assess weaner production of the indigenous and exotic breeds in Zimbabwe and crossbred cows.

Enlace original: https://cgspace.cgiar.org/handle/10568/28276

Investigación en Agricultura
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Tawonezvi, H.P.R. ,  Ward, H.K. ,  Trail, J.C.M. ,  Light, D.E. ,  [Evaluation of beef breeds for rangeland weaner production in Zimbabwe. 1. Productivity of purebred cows] ,  Evaluation of beef breeds for rangeland weaner production in Zimbabwe. 1. Productivity of purebred cows
Conference Paper 1985

Autor: Jibbo, J.M.C. Trail, J.C.M. Sones, Keith R. Durkin, J.W. Light, D.E. Murray, M.

Studies the productivity of Zebu cattle at Mkwaja ranch in Tanzania, upgraded by the importation of Boran bulls and semen from Kenya and maintained under the successful trypanocidal drug strategy; discusses the proper management of acaricides and anthelmintics, as well as bacterial and viral vacc...

Enlace original: https://cgspace.cgiar.org/handle/10568/50982

Investigación en Agricultura
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Jibbo, J.M.C. ,  Trail, J.C.M. ,  Sones, Keith R. ,  Durkin, J.W. ,  Light, D.E. ,  Murray, M. ,  [Productivity of Boran cattle maintained with chemoprophylaxis under high tsetse challenge at Mkwaja ranch in Tanzania. 1. Ranch organization and animal health management] ,  Productivity of Boran cattle maintained with chemoprophylaxis under high tsetse challenge at Mkwaja ranch in Tanzania. 1. Ranch organization and animal health management
Conference Paper 1985

Autor: Trail, J.C.M. Murray, M. Sones, Keith R. Jibbo, J.M.C. Durkin, J.W. Light, D.E.

Reports the viability, reproduction and associated growth rates achieved by grade Boran cattle maintained by chemoprophylaxis under high tsetse challenge at Mkwaja Ranch in Tanzania, W., particularly emphasis on calving interval, pre-weaning mortality, pre-weaning growth and the resultant cow pro...

Enlace original: https://cgspace.cgiar.org/handle/10568/50983

Investigación en Agricultura
Enlace permanente
Trail, J.C.M. ,  Murray, M. ,  Sones, Keith R. ,  Jibbo, J.M.C. ,  Durkin, J.W. ,  Light, D.E. ,  [Productivity of Boran cattle maintained with chemoprophylaxis under high tsetse challenge at Mkwaja ranch in Tanzania. 2. Productivity] ,  Productivity of Boran cattle maintained with chemoprophylaxis under high tsetse challenge at Mkwaja ranch in Tanzania. 2. Productivity

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