Welfare Implications of Avian Osteoporosis
By A. B. Webster, Department of Poultry Science, University of Georgia, Athens, Georgia. Published by Poultry Science - Cage layer fatigue was first noticed after laying hens began to be housed in cages in the mid-20th century. Hens producing eggs at...

Overview of Bone Biology in the Egg-Laying Hen
By C. C. Whitehead, Roslin Institute. Published by Poultry Science - In young pullets, long bones elongate by endochondral growth. Growth plate chondrocytes proliferate, then hypertrophy, and are replaced by osteoblasts that form a network of trabecular...

Role of Estrogen in Avian Osteoporosis
By M. M. Beck, Department of Animal Science, University of Nebraska-Lincoln and K. K. Hansen, Eppley Institute for Cancer Research, University of Nebraska. Published by Poultry Science - One of the difficulties associated with commercial layer production...

UK Poultry Disease Quarterly Surveillance Report - November 2003
By Veterinary Laboratories Agency - This report monitors trends in the major endemic poultry diseases and utilises the farmfile and VIDA (Veterinary Investigation Disease Analysis) databases. The report is compiled using disease data gathered by the network...

Zinc: Nutritional and Pharmacological Roles
By Larry L. Berger, Ph.D. University of Illinois. This article provides an update for nutrition professionals on the current understanding of both the physiological and pharmacological roles of zinc in animal diets.

Contamination of hatching eggs
Prepared by Michael Wineland, Extension Poultry Specialist and Carmen Christopher, North Carolina State University - This article looks at where the microbial contamination come from in hatching eggs and discusses what management strategies can be practiced...

Production-Related Traits of Layers Reared in Different Sized Flocks - The Concept of Problematic Intermediate Group Sizes
By L. J. Keeling, M. G. Correia, Department of Animal Environment and Health, Swedish University of Agricultural Sciences, I. Estevez, Department of Animal and Avian Sciences, University of Maryland, and R. C. Newberry, Center for the Study of Animal...

Antimicrobial Resistance – A Threat to Sustainable Agriculture
By Christopher Teale, Veterinary Laboratory Agency - This paper gives an overview of some of the challenges which antimicrobial (antibiotic) resistance is likely to pose for UK agriculture over the coming decades.

Developments in consumption, washing and marking of eggs
By the European Commission - Report from the Commission to the Council with regard to developments in consumption, washing and marking of eggs. Proposal for a Council Regulation amending Regulation (EEC) No 1907/90 on certain marketing standards for eggs....

The European ban on growth-promoting antibiotics and emerging consequences for human and animal health
By - Mark Casewell, Ian Phillips, University of London; Christian Friis, Royal Veterinary and Agricultural University, Copenhagen; Enric Marco, B & M Consulting, Barcelona, Spain and Paul McMullin, Poultry Health Services Ltd, Thirsk, North Yorkshire,...

The Use of Densitometry to Detect Differences in Bone Mineral Density and Content of Live White Leghorns Fed Varying Levels of Dietary Calcium
By M. A. Schreiweis, P. Y. Hester Purdue University, Department of Animal Sciences, J. I. Orban, Southern University, Shreveport, Louisiana and M. C. Ledur, Embrapa Swine and Poultry Research Center, Concordia, Brazil

Mapping Quantitative Trait Loci Affecting Feather Pecking Behavior and Stress Response in Laying Hens
By A. J. Buitenhuis, M. Siwek, S. J. B. Cornelissen, R. P. M. A. H. Bovenhuis, J. J. van der Poel Crooijmans, M. A. M. Groenen, Animal Breeding and Genetics Group, Wageningen Institute of Animal Sciences, Wageningen University, The Netherlands; T. B....

Heat Stress in poultry - Solving the problem
By Defra - This article is intended to describe the main causes of heat stress in poultry and to outline some of the common sense management measures that will help to prevent it.

What is Egg Quality and Conserving It
By Ken W. Koelkebeck, Ph.D. - In order for one to discuss what egg quality is, a general knowledge of what quality is should be known. In general, the term quality has been defined by Kramer (1951) as "the sum of the characteristics of a given food item...

Improving Animal Welfare through Scientific Research
By The Biotechnology and Biological Sciences Research Council - An introduction to how scientific research is helping to identify factors that influence animal welfare and to provide a basis for improving the welfare of livestock and other animals.