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Broiler Chickens Welfare in Practice [Minkštas viršelis]

  • Formatas: Paperback / softback, 164 pages, aukštis x plotis: 206x148 mm, weight: 361 g
  • Serija: Welfare in Practice
  • Išleidimo metai: 26-Mar-2021
  • Leidėjas: 5M Books Ltd
  • ISBN-10: 1789180155
  • ISBN-13: 9781789180152
Kitos knygos pagal šią temą:
  • Formatas: Paperback / softback, 164 pages, aukštis x plotis: 206x148 mm, weight: 361 g
  • Serija: Welfare in Practice
  • Išleidimo metai: 26-Mar-2021
  • Leidėjas: 5M Books Ltd
  • ISBN-10: 1789180155
  • ISBN-13: 9781789180152
Kitos knygos pagal šią temą:
Broiler Chickens is a short practical book of guidelines and advice to good welfare practice in broiler chicken farming. With contributions from world expert researchers in poultry welfare, this book distils academic research into applied advice on the farm for industry and farm workers.



The content covered includes health and disease impacts with a One Health focus, housing for optimal health, broiler breeders, hatchery management, broiler slaughter practices, transport, animal welfare assessment measures and a discussion of welfare improvement measures on the farm.
List of contributors
ix
Foreword xiii
Introduction xv
1 Broiler breeder welfare
1(18)
Housing and management of broiler breeders
3(1)
Rearing
3(3)
Production period
6(3)
Welfare issues
9(1)
Beak and toe trimming
9(2)
Restricted or `controlled' feeding programmes
11(3)
Restricted water supply
14(1)
Mating behaviour, injuries and feather cover
14(3)
Environmental enrichment
17(1)
Transgenerational effects
18(1)
2 Hatchery welfare
19(24)
Which came first - the welfare of the chicken, or the welfare of the egg?
19(10)
Dealing with unwanted chicks
29(2)
Effects of automation
31(1)
Separation from eggshell waste
31(1)
Sorting and counting
32(2)
Accelerations and decelerations/impacts
34(1)
Righting time and orientation
34(4)
Hygiene
38(2)
Chicks on the floor
40(1)
Light
40(3)
3 Influences of housing and management on broiler welfare
43(22)
Broiler housing
43(4)
Key management factors
47(1)
Litter
47(4)
Air quality
51(2)
Lighting
53(3)
Stocking density
56(4)
Environmental enrichment
60(5)
4 Health and disease impacts on broiler welfare
65(22)
(Partly) management-related diseases
68(1)
Mortality
68(2)
Skeletal disorders - lameness
70(3)
Contact dermatitis
73(2)
Metabolic disorders
75(1)
Respiratory and mucous membrane problems
76(1)
Physical injuries
77(1)
Peritonitis and septicaemia
78(1)
Runting
79(2)
Other non-contagious diseases and conditions
81(1)
Infectious diseases
81(2)
Diseases of relevance
83(4)
5 On-farm and casualty slaughter welfare of broilers
87(16)
Legal framework and guidelines
91(3)
Killing of chicks and embryos in hatcheries
94(1)
On-farm killing of broilers
95(1)
Captive bolts
95(1)
Cervical dislocation
96(1)
Blow to the head
97(1)
Head-only electrical stunning
97(3)
Head-to-body electrical stunning
100(1)
Waterbath stunning
100(1)
Gas mixtures
101(2)
6 Welfare assessment methods for broiler chickens
103(20)
From resource-based to animal-based measures of welfare
105(1)
Existing welfare assessment protocols for broiler chickens
106(2)
Welfare Quality® broiler assessment protocol on-farm
108(7)
The transect method to assess broiler welfare on-farm
115(1)
Well Trans assessment of broiler chicken welfare during the end-of-life stage
116(3)
Benchmarking and feedback to farmers
119(1)
Automation
120(1)
Conclusion
121(2)
7 What can we do to improve broiler welfare?
123(8)
References 131(12)
Index 143
Andy Butterworth is a poultry specialist and senior veterinary research fellow at University of Bristol.