Welfare of the laying hen

CONTRIBUTORS......Page 9
PREFACE......Page 13
ACKNOWLEDGEMENTS......Page 15
CHAPTER 1 The importance of welfare......Page 17
PART I The stakeholders......Page 25
CHAPTER 2 Hen welfare: the consumers’ perspective......Page 27
CHAPTER 3 Government views on the welfare of laying hens......Page 39
CHAPTER 4 The politics of hen welfare......Page 47
CHAPTER 5 Impact of the World Trade Organization on hen welfare......Page 55
CHAPTER 6 The food retailer–consumer relationship, with particular reference to animal welfare......Page 63
CHAPTER 7 Quality assurance......Page 67
CHAPTER 8 The producer and hen welfare......Page 71
PART II Overviews......Page 81
CHAPTER 9 The laying hen: systems of egg production......Page 83
CHAPTER 10 Stress and the welfare of laying hens......Page 97
PART III Welfare issues......Page 113
CHAPTER 11 Genetic influences on resource use, fear and sociality......Page 115
CHAPTER 12 The genetics of feather pecking and cannibalism......Page 125
CHAPTER 13 Breeding for productivity and welfare of laying hens......Page 139
CHAPTER 14 Sensory perception: chemoreception......Page 155
CHAPTER 15 Vision in the laying hen......Page 171
CHAPTER 16 Pain and the laying hen......Page 181
CHAPTER 17 Chicken cognition......Page 193
CHAPTER 18 Social space for laying hens......Page 207
CHAPTER 19 Nesting, perching and dustbathing......Page 219
CHAPTER 20 Environmental enrichment: the need for practical strategies to improve poultry welfare......Page 231
CHAPTER 21 Feather pecking and feather loss......Page 243
CHAPTER 22 Cannibalism......Page 255
CHAPTER 23 Skeletal disorders in laying hens: the problem of osteoporosis and bone fractures......Page 275
CHAPTER 24 Disease control......Page 295
CHAPTER 25 Environmental management for laying hens......Page 299
CHAPTER 26 Lighting......Page 315
CHAPTER 27 Nutrition, feedstuffs and feeding......Page 329
CHAPTER 28 Human–animal interactions......Page 345
CHAPTER 29 Handling and catching of hens during depopulation......Page 361
CHAPTER 30 Transport of chicks, pullets and spent hens......Page 377
CHAPTER 31 Stunning and slaughter......Page 391
PART IV Outcomes......Page 407
CHAPTER 32 Priorities......Page 409
PART V Poster abstracts......Page 413
POSTER 1 Sustainable development of egg production systems: it’s not only welfare that counts......Page 415
POSTER 2 Laying hens in enriched cages: economic experience in Germany......Page 416
POSTER 3 Non-invasive monitoring of stress in the laying hen: a vocalization analysis approach......Page 417
POSTER 4 Studies of fear and stress-related traits in Spanish breeds of chicken......Page 418
POSTER 5 Control of landing flight in laying hens: what are the effects of domestication?......Page 419
POSTER 6 Applying fractal analysis to laying hen behaviour......Page 420
POSTER 7 Developing a computer vision system for the online quantification of the behaviour of laying hens in furnished cages......Page 421
POSTER 8 How do laying hens employ their whole day?......Page 422
POSTER 9 Aggressive activity in red jungle fowl (Gallus gallus) and White Leghorn layers after re-grouping......Page 423
POSTER 10 Use of vibration sensors in egg production and behaviour study in laying hens......Page 424
POSTER 11 Measurement of nest-use time in laying hens, using occupation sensors......Page 425
POSTER 12 Preference for Astroturf over conventional wire as a dustbathing substrate in furnished cages......Page 426
POSTER 13 Comparison of artificial turf and a wire mesh floor in nestboxes of enriched cages......Page 427
POSTER 14 The pre-laying behaviour of laying hens on different nesting materials......Page 428
POSTER 15 Behaviour of pen-housed hens in relation to floor space allowance......Page 429
POSTER 16 Effects of opaque and transparent vertical cover on the distribution of hens in an outdoor arena......Page 430
POSTER 17 Carcass condemnations of laying hens not affected by low feed energy or protein content......Page 431
POSTER 18 The effect of light programmes on red mite (Dermanyssus gallinae) in battery cage housing......Page 432
POSTER 19 A radiographic and physiological appraisal of keel bone fractures in laying hens reared with perches......Page 433
POSTER 20 The performance and behaviour of nonbeak- trimmed hens on a farm producing organic eggs......Page 434
Index......Page 437