Proceedings of the Second
Biennial Conference of the African
Small Ruminant Research Network
AICC, Arusha, Tanzania
7-11 December 1992
Edited by:
S.H.B. Lebbie
B. Rey
E.K. Irungu
September 1994
International Livestock Centre for Africa (ILCA)/Technical Centre for Agricultural and Rural Co-operation (CTA)
P.O. Box 5689, Addis Ababa, Ethiopia
The Technical Centre for Agricultural and Rural Co-operation
The Technical Centre for Agricultural and Rural Co-operation (CTA) operates under the Lomé Convention between member States of the European Community and the African, Caribbean and Pacific (ACP) States.
The aim of CTA is to collect, disseminate and facilitate the exchange of information on research, training and innovations in the spheres of agricultural and rural development and extension for the benefit of the ACP States.
Headquarters: "De Rietkampen", Galvanistraat 9, Ede, Netherlands
Postal address: Postbus 380, 6700 AJ Wageningen, Netherlands
Tel.: (31) (0) (8380)-60400
Telex: (44) 30169 CTA NL
Telefax: (31) (0) (8380)-31052
ISBN 92-9053-284-X
|
Correct citation: |
Lebbie S H B. Rey B and Irungu E K. 1993. Small Ruminant Research and Development in Africa. Proceedings of the Second Biennial Conference of the African Small Ruminant Research Network, AICC, Arusha, Tanzania, 7-11 December 1992. ILCA (International Livestock Centre for Africa)/CTA (Technical Centre for Agricultural and Rural Co-operation). ILCA, Addis Ababa, Ethiopia. 268 pp. |
Abstract
This volume contains papers and abstracts of the Second Biennial Conference of the African Small Ruminant Network. In addition to the keynote address, there are nine papers on Small Ruminant Production Systems, Economics and Policy, nine papers on Small Ruminant Performance and Reproduction, ten papers on Small Ruminant Health and Reproductive Wastage, eight papers on Small Ruminant Feeds and Feeding Systems and eight papers on Small Ruminant Genetic Resources and Breeding. Ten poster abstracts covering the above topics add to the volume.
Keywords
/Sheep//goats//small ruminant production systems//productivity//economics//policy//weaning practices//agropastoral//pastoral//production constraints//feeds//feed resources//feeding systems/ /digestibility//nutrition//supplementaton//diet//reproduction//reproductive wastage//performance evaluation//health//peste des petite ruminants//infectious diseases//vaccines//breeds//breeding systems/ /breed improvement//Africa/
Résumé
Le présent volume rassemble les exposés et les résumés d'articles présentés à la deuxième Conférence biennale du Réseau africaine de recherche sur les petits ruminants. Outre le discours liminaire, il contient neuf communications sur les systèmes de production, l'économie et les politiques, neuf autres sur les performances et la production, dix sur la santé et les pertes en reproduction, huit sur l'alimentation et les systèmes d'alimentation et huit autres enfin sur les ressources génétiques et la sélection. A quoi il convient d'ajouter dix séries d'affiches présentées à cette conférence sur l'ensemble des sujets énuméres ci-dessus.
Mots Clés
/Ovins//caprins//systèmes de production des petits ruminants//productivité//économie//politiques//modes de sevrage//agropastoral//pastoral//obstacles à la production//aliments du bétail//ressources alimentaires//systèmes d'alimentation//digestibilité//nutrition//complémentation//régime alimentaire//reproduction//pertes en reproduction//évaluation des performances//santé//peste des petits ruminants//maladies infectieuses//vaccins//espèces//systèmes d'élevage//amélioration génétique//Afrique/
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.
Cette version numérique du document a été scannérisé en utilisant des logiciels de reconnaissance optique de texte (OCR) et en vérifiant manuellement et attentivement le texte. Bien que la digitalisation soit de haute qualité, la FAO décline toute responsabilité pour les éventuelles différences pouvant apparaître dans ce document par rapport à la version imprimée originale.
Constraints and prospects for small ruminant research and development in Africa
Abstract
Introduction
Constraints
Research and development
Conclusion
References
Socio-economic constraints to strategic sheep fattening: evidence from the Ethiopian highlands
Abstract
Introduction
Methodology
Results
Conclusions and implications
ReferencesSocio-economic aspects of goat nutrition in Swaziland
Abstract
Introduction
Methodology
Results and discussion
Conclusion
ReferencesAbstract
Introduction
Materials and methods
Results
Discussion and conclusions
Acknowledgements
ReferencesAbstract
Introduction
Materials and methods
Results and discussion
Effect of small-scale farmers' off-farm occupations on small ruminant production
Effect of livestock extension services on small ruminant production
Constraints to small ruminant production
Conclusion
Recommendations
Acknowledgements
BibliographyPriority setting for small ruminant research
Abstract
Introduction
Priority setting: the key issue
The overall research agenda
Choosing priorities
Principles to follow
Conclusion
ReferencesAbstract
Introduction
Materials and methods
Results and discussion
Conclusion
ReferencesGoat development in Masvingo province, Zimbabwe: the farmers' perspective
Abstract
Introduction
Methodology
Summary of survey findings
Opportunities for goat production in the districts
The proposed strategy for goat development
Conclusions
ReferencesSummary
Introduction
Materials and methods
Statistical analysis
Results
Discussion and conclusion
Acknowledgements
References
Résumé
Introduction
Matériel et méthodes
Résultats
Discussion
Conclusion
RéférencesEtude du cycle oestral chez la brebis Djallonké
Résumé
1. Introduction
2. Matériel et méthode
3. Résultats
4. Discussion
Conclusion
RéférencesPuberty and early mating performance in subtropical fat-tailed sheep and their crosses
Abstract
Introduction
Materials and methods
Results
Discussion and conclusions
ReferencesPreweaning performance of Yankasa sheep under semi-intensive management
Summary
Introduction
Materials and methods
Results and discussion
Conclusion
Acknowledgements
ReferencesAbstract
Introduction
Materials and methods
Results
Discussion
Conclusion
ReferencesAbstract
Introduction
Materials and methods
Results and discussion
Implications and conclusion
ReferencesThe performance of the Small East African goats and their Saanen crosses in Malawi
Abstract
Introduction
Material and methods
Results
Discussion and conclusion
ReferencesThe productivity of Small East African sheep and goats in Malawi
Abstract
Introduction
Materials and methods
Results and discussion
References
Trypanosomiasis induced reproductive wastage in West African Dwarf sheep
Abstract
Introduction
Materials and methods
Metabolism study
Chemical analysis
Statistical analysis
Results
Discussion
Conclusion
ReferencesRésumé
1. Introduction
2. Matériel et méthodes
3. Résultats et discussion
4. Conclusion
RéférencesAbstract
Introduction
Materials and methods
Results and discussion
Acknowledgements
ReferencesAbstract
Introduction
Materials and methods
Results
Discussion and conclusion
Acknowledgement
ReferencesDiseases of small ruminants in central Tanzania
Abstract
Introduction
Materials and methods
Results
Discussion
Conclusions
ReferencesMortalité des chevreaux croisés Alpine au Burundi
Résumé
Abstract
Introduction
2. Matériel et méthodes
3. Résultats
Discussion
Conclusion
RéférencesStocking rate of sheep and survival of helminth infective larvae on Brachiaria pastures
Abstract
Introduction
Materials and methods
Results
Discussion
Conclusions
Acknowledgements
ReferencesAbstract
Introduction
Materials and methods
Results and discussion
Conclusion
Acknowledgment
ReferencesIntensification of goat production in Uganda and associated health risk management
Abstract
Introduction
Considerations for the intensification of goat production
Improved housing
Opportunities for and benefits of intensified goat production
Acknowledgement
ReferencesRésumé
Introduction
2. Méthodologie
Discussion et conclusion
Remerciements
Références
Selectivity in sheep and goats fed Albizia, Gliricidia, Leucaena and Tamarind multipurpose trees
Abstract
Introduction
Materials and methods
Results and discussion
Behavioural and intake studies
Conclusion
ReferencesAbstract
Introduction
Material and methods
Results
Discussion
Conclusion
ReferencesAbstract
Introduction
Materials and methods
Results
Discussion
Acknowledgements
ReferencesRésumé
1. Introduction
2. Matériel et méthodes
3. Résultats
4. Discussion
5. Conclusion
RéférencesAbstract
Introduction
Material and methods
Results and discussion
Conclusion
Acknowledgements
ReferencesAbstract
Introduction
Materials and methods
Results
Discussion
Acknowledgement
ReferencesPerformance of weaner lambs fed maize leaves and napier grass
Abstract
Introduction
Materials and methods
Results
Discussion and conclusion
ReferencesAbstract
Introduction
Materials and methods
Statistical analysis
Results and discussions
Conclusion
ReferencesAbstract
Introduction
Materials and methods
Results
Discussion
Conclusion
Acknowledgements
ReferencesEffect of energy level on milk production by Mossi ewes and Sahelian does
Abstract
Introduction
Materials and methods
Results and discussions
Conclusions
References
Indigenous African small ruminants: a case for characterisation and improvement
Abstract
Introduction
Agroecological zones and production systems
Distribution of small ruminants by agroecological zones
Special attributes of small ruminants
Role of small ruminants
Small ruminant genetic resources of Africa
Performance potential of indigenous breeds
A case for evaluation and conservation
ILCA/FAO plan of action
ReferencesImpact sur la productivité des ovins Djallonké de la sélection des béliers sur leur taille
Résumé
1. Introduction
2. Matériel et méthodes
3. Résultats et discussion
4. Conclusion
RéférencesSheep production in Zambia: A review of sheep breeding
Abstract
Introduction
Breeding in production sectors
Breeding in research
Breeding in extension
Future breeding work
ReferencesAbstract
Introduction
Genetic resistance
ILCA's research project
Some preliminary Kenyan results
ReferencesEstimate of genetic and phenotypic parameters for the Dorper, Red Maasai and their crosses
Abstract
Introduction
Materials and method
Results and discussion
Conclusions
ReferencesProductivity of Blackhead Persian sheep in Tanzania
Abstract
Introduction
Materials and methods
Statistical analyses
Results and discussions
Conclusion
ReferencesSome production parameters of Blended goats in semi-arid regions of Tanzania
Abstract
Introduction
Materials and methods
Results and discussion
Conclusion and recommendations
Acknowledgment
ReferencesEffect of concentrate to forage ratio on intake and digestibility in sheep
Performance of dairy goats in Mgeta Morogoro, Tanzania
Growth and reproduction performance of Blackhead Persian sheep: in Tanzania
Role of goats in the utilisation of rangelands of Tanzania
Increased productivity of indigenous goats through an organised extension approach in Newala
Browse plants as feed resource for ruminants in Botswana
Production de viande des ovins en milieu paysan