Common global poultry welfare practices

A recent article by Hendrix Genetics detailed the creation and roll out of a structured welfare program for all species offered by the breeding company. The...

Dietary non-phytate phosphorus levels for laying hens in the last phase of lay

The phosphorus (P) requirement of laying hens is an area of on-going debate and it is a factor that contributes to hen performance and...

Generalists and specialists: a new view of how class I molecules fight disease

Classical class I molecules of the major histocompatibility complex (MHC) play crucial roles in defence against viruses. The class I molecules bind pieces of...

Performance benefits of probiotic and protease in broilers subject to Eimeria challenge

Consumer pressure and government regulations are driving US poultry industry to remove antibiotic growth promoter (AGP) from poultry production. Nutrition program including feed additives...

Incubation temperatures influence muscle growth and energy in broiler embryos

In ovo embryogenesis in broiler can be modulated by alteration of external factors, like the incubation temperatures, as shown in several publications. Embryonic myogenesis...

Antibiotic-Free turkey production

The production of turkeys without the use of antibiotics is an increasingly common goal across the globe due to the focus on antimicrobial resistance....

Aviagen slower-growing breeds get seal of approval from key European welfare schemes

Europe is experiencing an increase in demand for slower-growing poultry breeds. The momentum of this poultry market sector is likely to follow on an...

Replacing soy in broiler diets. Effect on performance, carcass yield and cost of production

A randomized trial (36 d) was conducted using 20 pens (20 m2, 280 Ross PM3 birds). A starter and grower diet (12.6/13.0 MJ ME,...

Effectiveness of a double choice test to assess dietary taste preferences in broiler chickens

Investigations into the taste system of chickens can help to improve poultry feeding strategies (Roura et al., 2013). However, a comprehensive study on dietary...

On-farm control of campylobacter

Campylobacteriosis, primarily caused by the consumption of contaminated chicken products, accounts for the majority of food poisoning cases in Europe and many other developed...

Modification of the chicken intestinal epithelial physical barrier in poultry by dietary factors

The intestinal epithelial physical barrier is the most critical element of maintaining an intact intestinal barrier and made up of a layer of columnar...

Novel Approach Improves Poultry Welfare by Reducing Stress on Chickens

MSD Animal Health (known as Merck Animal Health within the United States and Canada) recently announced the launch of EXZOLT® (fluralaner), the first systemic...

Evaluating hen behaviour and physiological stressors during Ventilation Shut Down

USPOULTRY announces the completion of a funded research project at North Carolina State University in Raleigh, N.C. in which researchers provided insight on using...

Comparison of wheat and maize-based diets on growth performance and meat quality of broiler...

Maize and wheat are a major source of energy in broiler diets. Generally, wheat-based diets are offered to broiler chickens in Europe, Australia and...

Update on Infectious Bronchitis in the United States

Infectious bronchitis infections continued to increase this year in the Ontario broiler, broiler breeder and layer sectors. Infectious bronchitis virus (IBV) can be spread by...

BBSRC launch the Agriculture and Food Security Strategic Framework

The new framework identifies the key research and innovation priorities of the Biotechnology and Biological Sciences Research Council. The new BBSRC’s Agriculture and Food Security...

Challenges in longer laying cycle. Stabilizing egg quality

In the past 50 years, selection, initially at the breed level and then using quantitative genetics coupled with a sophisticated breeding pyramid, has resulted...

Monitoring of IBV circulation and prevalence

Infectious bronchitis (IB) is one of the most common viral diseases in chicken production worldwide and IB virus (IBV) is considered the most contagious...

Enhancing biosecurity using flow analysis and Danish entry concepts

The term Danish entry is commonly used to describe entryways to livestock buildings that help people enter barns in a relatively bio secure way...

The effects of in-ovo feeding

The embryonic and immediate post hatch developmental period represents a significant phase in attaining quality broiler performance at marketing. An efficient transition period from...

Challenges in longer laying cycle. Stabilizing egg quality

In the past 50 years, selection, initially at the breed level and then using quantitative genetics coupled with a sophisticated breeding pyramid, has resulted...

Effects of early enrichment on range use in free-range laying hens

Free-range laying hen production systems are perceived to be preferable for hens’ ethological needs. However, not all hens use the range daily with some...

Field experience on the use of probiotics in chickens and turkeys

Probiotics have been used for several years in an attempt to improve intestinal health. Recently, microbial products have been extensively studied as supportive treatments...

On free amino acids: their role in starch and protein digestive dynamics

The quantity of glucose and amino acids absorbed from the small intestine is a function of dietary concentrations, feed intakes and digestibility coefficients. Moreover,...

Future of Blackhead Disease in poultry

A turkey health survey of US veterinarians in turkey production ranked blackhead position #13 (#11 prior year) compared to #22 in 2006; the survey...

A practical approach to broiler breeder management in the absence of beak treatment –...

In the absence of beak treatment adhering to proven and agreed best practice management practices is key. The roles of good stockmanship and promoting...

Broilers perform better with intermittent lighting programs

Roles of certain parts of the digestive tract of chickens seems to have been lost with the evolution of time and commercial practices. Gizzards...

Ability to detect Salmonella vs. “Salmonella-Free”

Poultry are sampled often for Salmonella during growout on the farm and throughout the processing plant. While on farm sampling is not currently a...

Immediate post-hatch nutritional restriction.

The effect on broiler muscle development and occurence of intramuscular fat. Neonatal nutrition and immediate post hatch nutritional restriction represent an important facet of broiler...

Meyn quality slaughtering

Meyn is the reliable and committed partner of renowned poultry processing companies in over 90 countries worldwide, with people having the right professional skills...

Energy-efficiency in pre-conditioning inlet air for setters and hatchers

Hatcheries are found in a variety of climates, from the hot, humid tropics of South East Asia to hot, arid zones in the Middle...

Probiotics as an alternative to antibiotics for treating lameness in broilers

The pathogenesis leading to a form of lameness known as bacterial chondronecrosis with osteomyelitis (BCO) appears to be initiated by mechanical microfracturing of susceptible...

Turkey hatcheries – The past 25 years and the future of single-stage

A quick time travel back to a turkey hatchery in 1992 might show you a frazzled hatchery manager frantically trying to get eggs trayed,...

Isoquinoline alkaloids lower the prevalence of salmonella Heidelberg in broiler chickens

Worldwide, tens of millions human cases are reported every year for salmonellosis. This makes it one of the most common foodborne diseases, which can...

High levels of cottonseed meal supplemented with composite microbial enzymes

Effects of cottonseed meal supplemented with composite microbial enzymes on broiler chickens  Soybean meal (SBM) is the premier plant protein source used by the poultry...

Integrated Microfluidic Device for rapid Avian Influenza virus capture

Rapid detection of avian influenza virus (AIV) is highly desirable during outbreaks or routine AIV surveillance. In this project, the preliminary results in developing...

On-farm surveys to inform Avian influenza risk assessment model

Consumer-driven expansion of free-range poultry products has led to significant increases in the number of free-range poultry farms and the total percentage of the...

Quick molt diets and programs

Induced molting is a process conducted by many commercial egg producers to extend the productive life of the laying hen. The main objective of...

Turkey breeding – Where from, Where to? – Domestication of animals was a major...

All species of today’s domestic plants and animals followed an analogous pattern of multi-generational change influenced by humans. The modern populations of turkeys followed...

The Omics Revolution – Implications for Animal Production

What does Omics mean? Omics is a term that refers to the recently developed high throughput technologies that include genomics, functional genomics (transcriptomics), proteomics, and...

Selection for persistency and profitability in layers

Prof. Dr. Rudolf Preisinger, Chief Technical Officer at the EW Group, held a presentation on the selection of Lohmann’s layer lines for the traits...

Hatcheries data collection and analysis

Hatcheries collect large quantities of data to monitor performance and to make sure equipment are operating within set operating limits. These data are a...

Characterizing litter mite communities – Applications of DNA barcoding for management strategies

The use of DNA barcoding can facilitate rapid biodiversity assessments of fastidious taxa - litter mite communities - by delineating species using molecular operational...

Scientifically validated results to raise poultry production profitability

The Poultry Science Association 2017 Annual Meeting took place in Orlando, Florida on July 17-20. Being the most prestigious scientific event for poultry in...

Practical applications of nutrigenomics in poultry nutrition

Novel molecular techniques such as microarray technologies have spurred the development of the field of nutrigenomics. Using microarrays to evaluate gene responses allows us...

Better than alternatives to antibiotics

Many poultry flocks require antibiotic treatment, if not every cycle, regularly. Antibiotic alternatives are in great demand, especially in the context of dysbiosis and...

The relationship between sperm function and diet – Toms are what they eat

It is well known that cryopreserved semen could be used to regenerate commercial or research poultry lines; however, fertility rates from poultry semen frozen...

Separating welfare facts from fiction

It has become a confusing market for customers to decipher which technologies offer the best welfare-friendly solutions for their animals. How do you separate...

Healthy water, healthy birds

Dr. Susan Watkins, Samantha Cox and Pramir Maharjan Center of Excellence for Poultry Science Division of Agriculture University of Arkansas Since birds consume as much water...

Limiting embryonic overheating during incubation

Embryonic overheating can represent an issue for incubators. For many things in life, a change in temperature of +0.5°C is hardly noticeable. However, for...

Measurement of true ileal calcium digestibility of meat and bone meal for broiler chickens

Currently, there is a move towards the use of digestible phosphorus (P) in diet formulations for poultry due to P excretion into the environment...

Xylanase can improve performance of both a simple wheat/soya diet and a more complex...

Whilst xylanase rich NSP-enzymes are used consistently in wheat based diets the question remains whether the positive response seen can be ascribed solely to...

Impact of investment in Hendrix Genetics’ breeding and testing program

With the upcoming release of the new performance standards for Hendrix Genetics’ laying hens, it is important to examine factors contributing to the genetic...

Light intensity measurement – Led lights

Light intensity can be measured in three ways: luminous intensity, luminous flux and luminous power. Led Lights are here analyzed. Luminous flux is the total...

Sual identification of potential feather pecking using plumage cover metrics and feather con-sumption in...

Feather pecking behaviour is common in floor-housed laying hens a behavior, which is positively associated with developing feather pecking habits. It has been suggested...

Laying hen nutrition for optimizing egg production and quality

Hen nutrition is important; during the initial period of pullet rearing (<45 days of age), small particle size obtained by grinding of main cereals...

Automated assessment of health and welfare in commercial broiler chicken flocks using optical flow

Assessing the health and welfare of growing broiler chickens is mainly done post mortem, using measures taken at the slaughter plant (% birds with...

Managing coccidiosis in birds raised without antibiotics

For poultry producers to make a profit they must have healthy, uniform sized birds, make sure there are no real or assumed human health...

The Salmonella initiative

An enduring challenge and reputational issue for the egg industry is caused by the presence of Salmonella enterica serovars (particularly some Typhimurium serotypes), which...

Incubation temperature and how it influences chick hatch time and bone ash

With commercial broilers spending up to 30% of their lifespan in the egg, incubation temperature has been linked to some leg weakness issues. The...

Evaluating phosphorous equivalency of phytases

The use of exogenous enzymes in non-ruminant nutrition is a valuable tool to increase digestibility and therefore spare the inclusion of expensive nutrients whilst...

Measurement of energy utilization in chickens

Although corn prices have dropped from historic highs in the past years, energy continues to be one of the driving costs in poultry feeding....

Using more bioavailable sources of trace minerals pays off

A study of broiler breeder performance was conducted using three separate minerals programmes. The objective was to determine if productivity could be maintained at...

Influence of feed form and particle size on the performance and nutrient utilisation of...

The present experiment was designed to examine the influence of feed form and particle size in maize-based diets on the performance and nutrient utilisation...

SPIDES, short periods of incubation during egg storage

Why SPIDES is so important in incubation? If hatching eggs are stored for more than a week before being set in an incubator their...

Housing systems in laying hen husbandry- Second Part

A status report This analysis is an abridged version of a report which the Author prepared for the International Egg Commission (IEC) in London, UK. In...

Housing systems in laying hen husbandry- First part

A status report This analysis is an abridged version of a report which the author prepared for the International Egg Commission (IEC) in London, UK. In...

In vivo digestion of GM proteins in laying hens

Despite all of the positive effects of modern technologies to improve corn and soybean yields, the consumer often has a different perception of the...

The role of feed additives in the protozoal diseases in poultry

Coccidiosis and histomoniasis are economically significant diseases in chickens and turkeys. Management, vaccination and medication are key tools in the control of these diseases...

How to reduce antibiotics in broiler production?

There is an increased awareness recently in relation to the sensible use of antibiotics within poultry and livestock production. When looking at broiler production,...

Optimal fat utilisation by Intra Liposol at broilers

It is difficult - especially for young animals - to optimally digest the range of fats and oils in the diet. This leads to...

Phosphorus: how low can we go in broiler diets?

Phosphorus (P) is essential for all forms of life. Dietary P content either in excess of, or below requirements may adversely affect broiler performance....

2017 Poultry Processor Workshop

“Clean labels are a macro trend. There are a couple of micro trends that fall under the umbrella of clean eating. One current and...

The effect of microbial challenge on the intestinal proteome of broilers

In broiler production intestinal health and function is paramount to achieving efficient feed utilisation and growth. Uncovering the localised molecular mechanisms that occur during the...

Optimal outdoor stocking density in free-range hens

Consumer concern for laying hen welfare is leading to an increase in alternative housing systems that provide valued resources designed to cater to hens’...

ERPA, the European rural poultry association to defend rural poultry producers

Rural poultry production is important in volume and has a large social role; it was therefore essential to have a specific organization to represent...

The effect of on-range insect feeding on range usage of free range laying hens

In Australia, on-range feeding of free-range laying hens can be frequently observed and is especially common in mobile sheds. While the biosecurity risk of...

Bacillus Subtilis improves performance of broilers fed medicated or non-medicated feed

Animal digestive health is key to obtain optimal performance. Antibiotic growth promoters (AGPs) have long been shown to be very effective to develop and...

Feather-eating hens show specific essential amino acid appetites in a double-choice model

Nutritional balance is one of the major considerations to prevent severe feather pecking in layer hens. Individual variation in digestive and metabolic efficiencies and...

Understanding poultry lighting – Different light sources

The value of regulating the photoperiod of poultry and livestock to stimulate reproduction has been recognized for many years and is used regularly by...

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