Broiler breeders are calmer when fed twice a day

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Broiler breeders which are fed twice a day display less foraging and pecking behaviour and more eating and resting behaviour. Furthermore, some birds even...

In-ovo corticosterone alters body composition in 35 day old chi-cken meat birds

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Increasing evidence suggests early-life exposure to maternal stress can permanently alter thedevelopment of an embryo. Such findings have significant application to the chicken meat...

The importance of monitoring chicks water usage

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Getting chicks off to a good start is very important to overall flock performance. At no time does a bird grow faster than during...

Effect of the type of diet and the addition of humic substances as growth...

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In recent years, humic substances have been tested as growth promoters in animal production and are one of the promising options to face the...

Natural antioxidants and vitagene concept in poultry production – Second part

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From vitamins to vitagene. In this second part the focus will be on the Vitagene concept, which refers to a group of genes involved...

Different incubation profiles for different breeds?

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Breeding has powerful effects. Although all chicken breeds originate from the same wild ancestor, they differ dramatically in appearance, physiology, type and metabolic rate....

Biosecurity: protecting animal health to sustain the supply chain

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Safeguarding animal health is of paramount importance to any country’s economy and food supply. Livestock with a clean health status is an important requirement...

Getting to the bottom of sex-related first week mortality in the hatchery

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"Why are so many chicks dying in their first week in the hatchery?" I could hear the worry in his voice when I received...

Pathogenesis of egg infections by salmonella – Second Part

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Early protection has been demonstrated after primary live vaccine administration early post-hatch but this effect is serotype-specific, while cross-protection between some serotypes has been...

Economics of broiler production systems in the Netherlands

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In 2017, farmers of conventional, slower growing and biological broiler strains had similar incomes. The so-called ‘middle segment’ systems, the Dutch Retail Broiler (DRB)...

A correct lighting is essential in poultry houses

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Many poultry producers appreciate the importance of light in maximising performance. Whether chickens or turkeys, laying hens, commercial growers or parent stock, all poultry...

Best practice in feed management

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How innovative thinking and a proactive approach can ensure best practice with feed on broiler farms In partnership with Cobb, this article examines best practice...

Interrupting cholesterol pathway reduces Marek’s disease spread

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In a new discovery, scientists from The Pirbright Institute confirm that cholesterol production and transport play a crucial role in how Marek’s disease virus...

How to assess chick quality

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The term "chick quality" is rather vague, as it can refer to various aspects – from directly visible physical traits to hidden ones, such...

Best practice in egg production

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How robust management and proactive measures can drive best practice for egg production on poultry farms. In partnership with Cobb, this article examines best practice...

Big problem – simple solution in the hatchery

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A hatchery got in touch with me recently about a worrying problem: 3-5% of the newly delivered chicks were dying during their first 3-5...

How to ensure a better sustainability in breeding

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Aviagen underlines commitment to International Poultry Council’s five priority Sustainable Development Goals for breeding. The International Poultry Council (IPC) has prioritized five of the United...

Effect of the type of diet and the addition of humic substances as growth...

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In recent years, humic substances have been tested as growth promoters in animal production and are one of the promising options to face the...

Chelated copper compared to antibiotics effect on gut health in broilers

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In this study the specific interventions of chelated copper methionine hydroxy analogue (cuMHAC) and a combination of cuMHAC and an effective foregut acidifier were...

Turkey arthritis reovirus. Diagnostic strategies

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Avian reoviruses (ARVs). They are non-enveloped viruses of 70-80 nm size having an icosahedral symmetry. The viral genome has 10 segments of double stranded...

Mycoplasma Synoviae, a technical update

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Mycoplasma are the smallest free-living organisms both in size and number of genes, and unlike many other bacteria, they do not have a cell...

Best practice in biosecurity

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How to effectively manage and reinforce best practice in biosecurity on broiler farms This article examines best practice in broiler production, focusing specifically on biosecurity....

Adaptability of bird flu poses threat to poultry

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New insights from a study of the 2016/17 bird flu outbreak show how highly pathogenic bird flu viruses – which are likely to cause...

Black soldier fly larvae in meat chicken diets modifies the fatty acid profile in...

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Black soldier fly (BSF) larvae are a promising alternative feed ingredient for monogastrics,includingpoultry.However,theimpactoffeedingBSFlarvaeinbroilerdietson the fatty acid profile of the breast chicken meat remains unknown.  This...

Researchers characterize selected variant Avian Reovirus strains

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USPOULTRY and the USPOULTRY Foundation announce the completion of a funded research project at the University of California, Davis, in which researchers looked to...

Determining the correct temperature for transporting 18-day incubated eggs

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On-farm hatching is now fairly common in some countries, it requires incubated eggs to be transported from the hatchery to the farm at 18–18.5...

CAS technology is emerging as the harvesting solution of choice – Working on animal...

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CAS helps reduce the stress in animals. This is a humane approach and many poultry companies are starting to take note. Animal well-being extends...

Air pressure in the hatchery

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The hatchery is where we create the optimum conditions for life to develop. Although we are talking about the development of embryos, there are...

Impact of dietary soluble non-starch polysaccharide levels on the gastrointestinal environment of young broilers

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The dietary fibre content of broilers diets is frequently neglected during feed formulation, despite the prevalence of fibrous material in feed ingredients and notable...

Targeted approaches to achieving good litter quality

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Turkeys spend their life in close contact with litter material. The aim is to establish and maintain good, dry litter conditions and an environment...

Intra Chickpaper: double grip prevents legs to slip in chicks

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Splayed legs in chicks is a condition that occurs in newly hatched chicks. It is caused by a weakness or injury in the tendons...

Avian reovirus, molecular characterization

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Avian reovirus (ARV) is the main cause of viral arthritis and tenosynovitis in chickens and turkeys, triggering economic losses in the poultry industry due...

Reaching the genetic potential

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Genetic improvements are seen across a wide array of traits that Hendrix Genetics’ geneticists select on, from egg production, egg quality to bird behavior....

Natural antioxidants in poultry production

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From vitamins to vitagenes - First part In general, there are four major types of stress in poultry production: technological, environmental, nutritional and internal stresses....

Effects of yeast and its derivatives on meat yield

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The present experiment was designed to determine the effects of yeast and its derivatives on meat yield and hematological indices of broiler chickens challenged...

Role of dietary calcium in Necrotic Enteritis development and pathogenesis

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USPOULTRY and the USPOULTRY Foundation announce the completion of a funded research project at Texas A&M University in College Station, Texas, in which the...

Pathogenesis of egg infections by Salmonella – First Part

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Salmonella is an invasive bacterial genus and colonizes the gut of chickens, and systemically spreads to internal organs, including the reproductive tract, potentially leading...

Hot weather management and nutrition

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Thermoregulation is the ability of birds to maintain their body temperature across a range of environmental temperatures and in hot weather. Turkeys use a...

How an automatic flushing system can reduce the use of antibiotics

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Consumers worldwide start to worry about the use of antibiotics in livestock production and their effect on human health. Antibiotic-free chicken is increasingly becoming...

New board research initiative grant focused on animal welfare

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$110,000 in funding for a new research grant addressing animal welfare. The topic and request for proposal were selected by the USPOULTRY board of...

Dietary xylanase improves growth performance and cost savings in broiler chickens fed a corn-soybean...

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The increased demand to reduce production costs, as well as concerns about the environment, have resulted in pressure on poultry producers to increase dietary...

Graded levels of stocking density for turkey toms raised to 16 weeks of age

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Stocking density can be one of the most important drivers of economic return; however it can greatly influence bird performance, health, and welfare. In...

Evaluation of a novel slow-growing strain for chicken meat

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The slow-growing broiler (SGB) strain offers an alternative chicken meat choice, while appealing to the ‘niche’ market and attracting a premium price. SGBs have...

How can hatcheries lessen the impact of Covid-19?

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The world is currently experiencing a pandemic caused by a coronavirus, Covid-19. While the virus probably originated in animals, it appears that it only...

The effects of diet and epigenetic alterations on the gut microbiome, inflammation and poultry...

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The gut microbiota is a fundamental force influencing diverse aspects of avian physiology. Microbiome studies are at a critical juncture and facing a challenging...

Easy-entry poultry cut-up automation

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In today’s tough times, there are various reasons for poultry processors to reconsider the number of operatives in their cut-up department and think about...

Infectious bronchitis virus shuts down cell stress signals

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A new study from scientists at The Pirbright Institute and collaborators at the University of Surrey provides evidence that infectious bronchitis virus (IBV) can regulate the...

Phytic acid reduction in canola and camelina meals

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Canola and camelina meals have been identified as alternative plant protein sources in place of soybean meal for animal feeding. The use of these...

Towards practical methods for assessing ILTV vaccine take

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In response to ILTV outbreaks, live vaccines are typically administered at 7-14 days of age in drinking water via nipple drinkers which may not...

Early embryonic mortality

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At the moment an egg is laid, the embryo already consists of 30-60,000 cells. The death of some of them – for example under...

Development of coccidial vaccinal immunity is not impaired by feeding oregano essential oil

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Coccidial vaccination is an alternative to medication programmes, although vaccination can lead to impaired performance. The objective of this study was to determine the effect...

Best practice in management

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How management best practice can help support profitability on broiler farms In partnership with Cobb, this new series of articles will examine best practice in...

Researchers examine the role of APEC in turkey cellulitis

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USPOULTRY and the USPOULTRY Foundation announce the completion of a funded research project at the University of Georgia in Athens, Georgia, in which researchers...

Ventilation in the setter – Which is the dominant element for ventilation control: CO2...

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Single-stage versus multi-stage During the past decades, single-stage incubation has gained popularity and eventually replaced multi-stage incubation as the dominant incubation method. This is not...

Broilers diets with high and low net energy but similar metabolisable energy

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A semi-commercial scale feeding study was conducted to compare formulations of broiler diets based on predicted net energy (NE) and metabolisable energy (ME). It...

Infectious bursal disease viruses may swap genetic material during infection

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Live cell imaging has been used by researchers at The Pirbright Institute to reveal new information about how different strains of infectious bursal disease virus...

Egg bacteriological study

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Eggs from 10 commercial brands were selected in different types of housing: cage and on the floor (free of cage) obtained from 4 supermarket...

Benefits of non-synthetic, natural oregano essential oil in pullet rearing

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Feeding oregano essential oil to pullets during rearing can help to improve flock uniformity, reproductive fitness and feed efficiency, according to research undertaken at...

Enhancing turkey welfare one step at a time

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Researchers of Wageningen Livestock Research have been able to define when a turkey takes a step. This is an important milestone to automating gait...

Chicken study probes resistance to food bug

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Receiving gut microbes from resistant chickens does not lessen chickens’ susceptibility to bacterium that causes food poisoning. Susceptible chickens became even more susceptible to Campylobacter,...

Research examines novel next generation sequencing techniques

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USPOULTRY and the USPOULTRY Foundation announce the completion of a funded research project at the University of Georgia in Athens, Georgia, in which researchers...

Research examines different dietary treatments for woody breast

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USPOULTRY and the USPOULTRY Foundation announce the completion of a funded research project at Auburn University in Auburn, Alabama, in which researchers examined different...

Influenza antibodies made by Pirbright reduce disease in chickens

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Scientists at The Pirbright Institute have engineered synthetic antibody molecules that can be administered to poultry to reduce the symptoms of Influenza, as well as...

Prevention and control of biofilm in water line systems as part of biosecurity protocols

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This paper does not address the situations in which the microbiological quality of the water has been compromised from the beginning; rather, this paper addresses how drinking...

Effects of probiotic bacillus Amyloliquefaciens H57 on performance and intestinal microbiota of chickens

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Direct fed microbials are a potential probiotic alternative to antibiotic growth promoters for improving animal production and preventing enteric pathogen infections. We are studying the effects...

Footpad dermatitis in market turkey hens. Bird density and bedding material relationships

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Lameness and poor footpad condition can be major issues for meat-type poultry resulting in their decreased well-being and decreased productivity. A large body of research exists for...

Meta-analysis of genetic parameters of feed conversion and related traits in chickens

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The objective of this study was to estimate the impact of some factors on heritability estimates of body weight (BW), feed conversion ratio (FCR), feed intake (FI),...

New method to detect woody breast fillets

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USPOULTRY and the USPOULTRY Foundation announced the completion of a funded research project at Auburn University in Auburn, Alabama, in which researchers found a...

Ideal amino acids and chicken gut disturbance

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There is considerable interest in the development of low protein diets with supplemental amino acids for broiler chickens due to economic, environmental and bird welfare advantages....

Get the most from your diagnostic laboratory.

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A field perspective. You notice the mortality is up this morning in one of your brooder houses. Your first thought might be “better take some birds to...

Resources and tools to write a good biosecurity plan

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Poultry industries in the United States (U.S.) have been in a unique situation after the 2014-2015 highly pathogenic avian influenza (HPAI) outbreak. Analysis and epidemiology of the...

Test offers fast insight into chickens immunity

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Gene activity in blood samples can be used to show individual chickens response against common diseases. Testing could help to breed for disease resistance and help...

Potential to produce poultry feed from food wastes

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The annual food waste in Australia is estimated at 7.5 million tonnes with the majority disposed of in landfills. This not only causes significant economic loss...

Phytase efficacy in young turkeys versus young broilers

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Based on tibia-ash content, equivalency between phytase enzymes with young turkeys appeared to be similar with young broilers. An extensive review about “microbial phytase...

How can the poultry industry fight global warming while improving its bottom line?

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Global warming has become one of the most discussed topics in the last decade. Greta Thunberg, an almost unknown Swedish girl, became an international...

Corn milling efficiency and particle size effects on pullet growth performance

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Corn is usually ground locally at the feed mill, while soybean meal is pre-processed and feed mills have little control over its particle size...

Origin of feed ingredients in Dutch compound feeds

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Wageningen University and Research (WUR) studied the origin of protein-rich feed ingredients, which in 2018 were applied in Dutch compound feeds. 65% of proteins...

Salmonella prevention strategies and influences of sampling method selection

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Multiple factors can influence both Salmonella prevalence and diversity of Salmonella serogroups detected from both pre and post-harvest samples. Sampling methodologies vary widely when...

Pirbright’s livestock coronavirus research

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The Pirbright Institute is aware that misinformation regarding the Institute and its research is circulating on social media following an outbreak of a new...

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