Vergé, 2009 – Long-term trends in greenhouse gas emissions from the Canadian poultry industry.
As people become more aware of the environmental footprint of different foods, consumers may modify their diets to reduce the …
As people become more aware of the environmental footprint of different foods, consumers may modify their diets to reduce the …
Enzymes are widely used in feed to improve utilization of nutrients and it is generally acknowledged that phytases, by improving …
The objectives of the study were to evaluate the effectiveness of a reduced-emission (RE) diet containing 6.9% of a CaSO4-zeolite …
Genetic parameters were estimated for egg defects, egg production, and egg quality traits. Eggs from 11,738 pure bred brown-egg laying hens were classified as salable or as having one of the following defects: bloody, broken, calcium deposit, dirty, doubleyolk, misshapen, pee-wee, shell-less, and soft shelled.Egg quality included albumen height, egg weight, yolkweight, and puncture score. …
Chemical residues may be present in eggs from laying hens’ exposure to drugs or contaminants. These residues may pose risks …
There is a desire by US consumers for eggs produced by hens in alternative production systems. Asthe retail shell-egg market …
These studies evaluated the bacterial level of unwashed and washed shell eggs from caged and cage-free laying hens. Hy-Line W-36 …
Microbial counts (aerobic bacteria, psychrotrophs, Enterobacteriaceae, coliforms, Pseudomonas spp., Enterococcus spp.,Staphylococcus spp., and molds and yeasts) were obtained for the …
The public perceives that the nutritional quality of eggs produced as free range is superior to that of eggs produced …
1. The study investigated the feeding of a high oil and fibre diet containing 260 g/kgorganically produced cold pressed sunflower …
Laying hens have a unique bone turnover due to the daily egg laying cycle. Laying hens have three distinctive kinds …
Several studies have shown a high prevalenceof keel bone deformities in commercial layinghens. The aim of this project was to assess theeffects of perch material, a vitamin D feed additive(25-hydroxyvitamin D3; HyD, DSM Nutritional Products,Basel, Switzerland), and genetics on keel bonepathology. The study consisted of 2 experiments. In the first experiment, 4,000 Lohmann Selected Leghornhens …
Effects of different infrared beak treatment protocolson chicken welfare and physiology
In the commercial poultry industry, feather pecking leads to damage to the chickens and anincreased mortality rate. The effects of two (possible) feather pecking prevention methods,infrared trimming and maternal care, on production parameters, fear, sociality, learning,feeding behavior, and feeding motivation were examined in young Silver Nick hens. Thirty-nine Silver Nick hens were tested from the …
In order to develop better control measures against avian influenza, it is necessary to understand how the virustransmits in poultry. …
The H9N2 avian influenza virus (AIV) subtype has become endemic in Israel since its introduction in 2000. The disease has …