THE AFRICAN TRYPANOTOLERANT LIVESTOCK NETWORK
PROCEEDINGS OF A MEETING HELD 23-27 NOVEMBER 1987 NAIROBI, KENYA
Proceedings of a meeting held in Nairobi, Kenya from the 23rd to 27th November 1978 organized by the International Livestock Centre for Africa and the International Laboratory for Research on Animal Diseases
ILCA/ILRAD 1988
Published by the International Livestock Centre for Africa and the International Laboratory for Research on Animal Diseases, Nairobi, Kenya
© ILCA/ILRAD 1988
All rights reserved. No part of this publication may be reproduced without written permission from the Publishers.
ISBN 92-9055-288-3
Printed in Kenya by English Press, Nairobi
This electronic document has been scanned using optical character recognition (OCR) software and careful manual recorrection. Even if the quality of digitalisation is high, the FAO declines all responsibility for any discrepancies that may exist between the present document and its original printed version.
1 - Livestock production in tropical Africa with special reference to the tsetse-afferent zone
Production and production systems
Constraints and factors influencing production in tropical Africa
Nutritional and economic contributions of livestock
Projections and key constraints
References2 - The potential of collaborative research networks in developing countries
Network typology
Collaborative research networks
Benefits
Start-up and operation
Tapping the unrealized potential
References3 - An overview of the African trypanotolerant livestock network
Introduction
Man and tsetse
Prospects for control of animal trypanosomiasis
Discussion
References
Introduction
Description of sites
Methods
Results
Discussion
Conclusion
References
Introduction
Description of the area
Methods
Results
Discussion
References
Introduction
Description of experiments
Results
Discussion
References8 - Tsetse and trypanosomiasis in cattle: The interface of grazing patterns and its importance
Introduction
The parasite - The trypanosome
The vector - The tsetse fly
The host - The animal
The human factor
General points
Conclusion
References
Introduction
Materials and methods
Results
Discussion and conclusion
References
Introduction
Materials and methods
Results
Discussion
References12 - Disease interactions in cattle and sheep in northern Cote d'Ivoire
Introduction
Description of study
Results
Conclusion
References13 - Trypanosomiasis in N'Dama cattle under village management in Zaire
14 - Odour attractants for Glossina pallidipes in south - western- Ethiopia
Introduction
Study area
Materials and methods
Results
Discussion
References
15 - Trypanotolerance, its criteria and genetic and environmental influences
Introduction
Criteria of trypanotolerance
Basis of mechanisms of trypanotolerance
Genetics of trypanotolerance
Factors affecting the stability of trypanotolerance
Susceptibility of trypanotolerant cattle to other diseases
Conclusion
References
Introduction
Materials and methods
Results
Discussion
References17 - Trypanosome infections and other factors influencing PVC in livestock
Introduction
Materials and methods
Results
Conclusion
References
Introduction
Materials and methods
Results
Discussion
References19 - Reproductive performance of N'Dama cattle kept under village management in The Gambia
Introduction
Materials and methods
Results
Discussion
References
20 - Factors influencing the production potential of trypanotolerant livestock
Introduction
The fixed factors
The dynamic factors
Discussion
References21 - Factors influencing reproductive performance in a range of network situations
Introduction
Materials and methods
Results and discussion
Conclusion
References22 - Factors influencing liveweight in a range of network situations
Introduction
Materials and methods
Results and discussion
Conclusion
References
Introduction
Materials and methods
Results
Conclusion
References24 - Productivity of ranch N'Dama cattle under trypanosomiasis risk
Introduction
Results
N'Dama productivity in an African context
Conclusion
References25 - Effect of trypanosome infection on livestock health and production in Togo
26 - Health and performance of zebu cattle exposed to trypanosomiasis risk in S. W. Ethiopia
27 - Chemotherapy against African animal trypanosomiasis: Its strengths and limitations
Introduction
Drugs currently in use
Strengths of chemotherapy
Limitations of chemotherapy
Conclusion
References
Introduction
Materials and methods
Results
Conclusion
References
Introduction
Location and environment
Livestock disease challenge
Goat management systems
Trial design, treatment regimes and recording methods
Results
Discussion and conclusion
References
Introduction
Materials and methods
Results
Conclusion
References
33 - Livestock development and economic productivity in tsetse-infested Africa
Introduction
Economics
Rural development and trypanosomiasis
Conclusion
References34 - Introduction to economic analysis in the African Trypanotolerant Livestock Network
Introduction
Models of animal production
Conclusion
Footnotes
References
Introduction
Description of study
Cost-benefit analysis of chemoprophylaxis
Cost-benefit analysis of cattle production
Conclusion
References
Appendix 1. Costs of production inputs
Appendix 2. Cost-benefit analysis results of cattle production
Introduction
Materials and methods
Production parameters
Economic parameters for livestock production
Results
Conclusion
References37 - The socio-economic aspects of livestock production in village in northern Cote d'Ivoire
Introduction
Materials and methods
Results
Conclusion
References38 - N'Dama cattle production In relation to nutritional interventions in villages in The Gambia
Introduction
Materials and methods
Results
Discussion
References
Introduction
Materials and methods
Results
Conclusion
References
40 - Quantitative genetic approaches to breeding for genetic resistance to disease in cattle
Introduction
Additive genetic variation
Non-additive genetic variation
Conclusion
References
Introduction
Materials and methods
Results
Discussion
References42 - Practical possibilities of blood grouping for parentage information: a pilot study in Zaire
Introduction
Materials and methods
Results
Discussion
References
Introduction
MHC typing of cattle
MHC studies in N'Dama cattle
Materials and methods
Results
Conclusion
References45 - Trypanotolerance in East Africa: A summary of studies in the Orma Boran cattle
46 - IDEAS: A Tool for improved evaluation and utilization of animal genetic resources
Introduction
Ideas potential
Key for success
Impact of ideas in Africa
Conclusion
References
Relevant literature
47 - Research requirements for livestock development in tsetse-affected areas
Introduction
The world bank's experience with livestock projects in tsetse-affected zones
Research and development requirements
Conclusion