Instant Insights: Ensuring the Welfare of Laying Hens

Instant Insights: Ensuring the Welfare of Laying Hens portes grátis

Instant Insights: Ensuring the Welfare of Laying Hens

McKeegan, Dr Dorothy; Ruhnke, Isabelle; Toscano, Dr Michael J.; Jiang, Dr Sha; Sandilands, Dr Victoria; Campbell, Dr Dana L. M.; Cheng, Dr Heng-Wei; Lambton, Sarah L.; Weeks, Claire A.; Rufener, Dr Christina

Burleigh Dodds Science Publishing Limited

07/2023

166

Mole

Inglês

9781801466271

15 a 20 dias

Descrição não disponível.
Chapter 1 - Welfare issues in poultry housing and management: laying hens: Victoria Sandilands, Scotland's Rural College (SRUC), UK; 1 Introduction 2 Conventional cages 3 Enriched cages 4 Cage-free housing 5 Conclusion 6 Where to look for further information 7 References

Chapter taken from: Nicol, C. (ed.), Understanding the behaviour and improving the welfare of chickens, Burleigh Dodds Science Publishing, Cambridge, UK, 2020, (ISBN 978 1 78676 422 5)

Chapter 2 - Welfare issues affecting free-range laying hens: Dana L.M. Campbell, University of New England and CSIRO, Australia, Sarah L, Lambton, University of Bristol, UK, Isabelle Ruhnke, University of New England, Australia and Claire A. Weeks, University of Bristol, UK; 1 Introduction 2 Use of the outdoor range 3 Mortality, health and correlations with range use 4 Predators and pathogens 5 Ranging, nutrition and grass impaction 6 Feather pecking and cannibalism 7 Summary 8 Future trends in research 9 Where to look for further information 10 References

Chapter taken from: Roberts, J. (ed.), Achieving sustainable production of eggs - Volume 2: Animal welfare and sustainability, Burleigh Dodds Science Publishing, Cambridge, UK, 2017, (ISBN 978 1 78676 080 7)

Chapter 3 - Beak trimming of laying hens: welfare costs and benefits: Dorothy McKeegan, University of Glasgow, UK; 1 Introduction 2 Feather pecking and cannibalism 3 The welfare impact of beak trimming 4 Effects of beak trimming on injurious pecking and production 5 Alternative strategies to reduce the need for beak trimming 6 Conclusions and future directions for research 7 Where to look for further information 8 References

Chapter taken from: Roberts, J. (ed.), Achieving sustainable production of eggs - Volume 2: Animal welfare and sustainability, Burleigh Dodds Science Publishing, Cambridge, UK, 2017, (ISBN 978 1 78676 080 7)

Chapter 4 - Bone health and associated problems in layer hens: Christina Rufener, University of California-Davis, USA; and Michael J. Toscano, University of Bern, Switzerland; 1 Introduction 2 Bone development, growth and remodelling 3 Identified bone health problems 4 Contributory factors to poor bone health 5 Influence of poor bone health on productivity and welfare 6 Strategies for improving bone health 7 Future trends in research 8 Where to look for further information 9 References

Chapter taken from: Nicol, C. (ed.), Understanding the behaviour and improving the welfare of chickens, Burleigh Dodds Science Publishing, Cambridge, UK, 2020, (ISBN 978 1 78676 422 5)

Chapter 5 - Genetics and genomics of behavioral and welfare traits in poultry species: Heng-wei Cheng and Sha Jiang, Livestock Behavior Research Unit, USDA-ARS, USA and Southwest University, China; 1 Introduction 2 The relationship of natural and artificial selection to animal welfare 3 Management, behavior and welfare in poultry 4 Selection programs, aggression and poultry welfare 5 Group selection approaches to reduce aggression 6 Limitations of selection programs 7 Summary and future trends 8 Where to look for further information 9 References

Chapter taken from: Aggrey, S. E., Zhou, H., Tixier-Boichard, M. and Rhoads, D. D. (eds.), Advances in poultry genetics and genomics, Burleigh Dodds Science Publishing, Cambridge, UK, 2020, (ISBN 978 1 78676 324 2)
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non-cage systems;behaviour;keel bone;multi-tier;behavioural expression;feather pecking;free-range laying hen systems;laying hen health;laying hen nutrition;laying hen pathogens;outdoor range use;parasite load;infrared beak trimming;welfare;nutrition;fracture;bone health;layer hens;natural selection;artificial selection;multi-level selection;multi-trait selection;chicken aggression;chicken cannibalism;direct genetic effects (DGE);indirect genetic effects (IGE)