Increasing persistency in lay and stabilising egg quality in longer laying cycles. What are the challenges?
In the past 50 years, selection starting initially at the breed level and then using quantitative
genetics coupled with a sophisticated breeding pyramid, has resulted in a very productive …
genetics coupled with a sophisticated breeding pyramid, has resulted in a very productive …
[HTML][HTML] An updated review on chicken eggs: production, consumption, management aspects and nutritional benefits to human health
K Zaheer - Food and Nutrition Sciences, 2015 - scirp.org
Ancestors of the modern chicken were domesticated from members of the Gallus genus
probably 7 to 8 thousand years ago in southeastern Asia. Subsequently, they spread …
probably 7 to 8 thousand years ago in southeastern Asia. Subsequently, they spread …
A dynamic concept of animal welfare: The role of appetitive and adverse internal and external factors and the animal's ability to adapt to them
Animal welfare is a multifaceted issue that can be approached from different viewpoints,
depending on human interests, ethical assumptions, and culture. To properly assess …
depending on human interests, ethical assumptions, and culture. To properly assess …
Comparison of the welfare of layer hens in 4 housing systems in the UK
CM Sherwin, GJ Richards, CJ Nicol - British poultry science, 2010 - Taylor & Francis
1. The welfare of hens in 26 flocks (6 conventional cage, 6 furnished cage, 7 barn, 7 free-
range) was assessed throughout the laying period using a combination of data on physical …
range) was assessed throughout the laying period using a combination of data on physical …
Laying hen mortality in different indoor housing systems: a meta-analysis of data from commercial farms in 16 countries
Societal concern with the welfare of egg laying hens housed in conventional cages is
fostering a transition towards cage-free systems in many countries. However, although cage …
fostering a transition towards cage-free systems in many countries. However, although cage …
[BOOK][B] Personhood, ethics, and animal cognition: Situating animals in Hare's two level utilitarianism
GE Varner - 2012 - books.google.com
RM Hare was one of the most important ethical theorists of the 20th century, and one of his
graduate students, Peter Singer, became famous for his writings on animals and …
graduate students, Peter Singer, became famous for his writings on animals and …
Emerging precision management methods in poultry sector
K Olejnik, E Popiela, S Opaliński - Agriculture, 2022 - mdpi.com
New approach to improve welfare in the poultry sector is targeted at the precise
management of animals. In poultry production, we observe that birds' health and quality of …
management of animals. In poultry production, we observe that birds' health and quality of …
Associations between welfare indicators and environmental choice in laying hens
Animal welfare is usually assessed by measuring animals' responses to different
environments or procedures. The alternative approach examines animal decision making …
environments or procedures. The alternative approach examines animal decision making …
The prevention and control of feather pecking: application to commercial systems
Studies on the prevalence of feather pecking in different commercial laying hen systems and
its welfare and economic impacts are reviewed in the following paper. Current methods for …
its welfare and economic impacts are reviewed in the following paper. Current methods for …
[BOOK][B] The behavioural biology of chickens
CJ Nicol - 2015 - books.google.com
Chickens are by far the world's most widely farmed animal, kept for both meat and egg
production. They are at the centre of many debates regarding housing and production …
production. They are at the centre of many debates regarding housing and production …