Dietary energy, digestible lysine and available phosphorus levels influence growth performance and carcass traits...
Energy (E) and amino acids (AA) are two of the most expensive components in broiler diets. There is no general consensus regarding the interaction...
Infectious Laryngotracheitis (ILT) outbreaks in laying hens in Konya province
Infectious laryngotracheitis (ILT) epidemic cases characterized with respiratory symptoms, hemorrhagic tracheitis and laryngitis findings were identified in laying hen’s enterprises in Konya province.
Ten Lohman-breed...
Factors that contribute to consistent quality poult starts
The process of egg production, hatching, processing and delivery of a quality poult are all important and stressful points that impact the lives of...
Sample management and handling for diagnostic testing
Diagnostic testing is an important and widely used tool in commercial poultry husbandry. A key to best use of diagnostic testing, is to begin...
Consequences of outdoor ranging on external and inter-nal health parameters of hens from different...
Free-range layer pullets are typically reared indoors within Australia, but adult layers go outdoors which might cause poorer adaptation due to the mismatch between...
What is the influence of nutrition and management on egg weight?
Managing egg weight is important for farmers and can greatly vary depending on market demand. Obtaining an egg size in line with market demand...
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...
Broiler management and feed formulation approaches in hot environments
High temperatures can be an obstacle in livestock production particularly in tropical regions. Broilers are more susceptible to high ambient temperatures because they lack...
Stork Nuova CoreTech poultry evisceration
Marel Poultry is global supplier of innovative inline poultry processing equipment for broilers, turkeys and ducks, providing solutions for all process stages and all capacity levels. Now Marel Poultry developed the Stork Nuova CoreTech eviscerator to operate in emerging markets or in markets with specific or religious requirements.
Feed Conversion Ratio optimized for farmer profit
The farmers’ cost for animal feed is one of the main expenditures consisting of 60-70% of the overall producer costs. These producer costs are...
Trials show oregano essential oil supports anticoccidial vaccination
Oregano essential oil, well-documented for its antimicrobial action when included in the diets of various poultry species, has been found to be particularly effective...
Testing day-old poults
When poults are received at a farm from the hatchery they should be good quality poults; namely, free from physical defects, actively looking for...
World Veterinary Day – celebrating the value of vaccination
The theme of this year’s World Veterinary Day – celebrated April, 27th – was Value of Vaccination. To celebrate it, some of the vaccinology...
Histopathological evaluation of Histomonas meleagridis on ceca and the bursa of Fabricius in turkeys
Histomoniasis is caused by Histomonas meleagridis, a flagellated protozoan parasite. It causes systemic infection in turkeys and induces characteristic lesions in ceca and liver....
Some common issues of the first week in brooding turkey poults
Turkey poults are very sensitive to environmental conditions and any uncomfortable situation very quickly leads to a problem and even sometimes a disaster. Any...
How Xylanase can improve performance of a broiler diet
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...
Partially slotted flooring systems for market toms – What are the possibilities?
Avian influenza virus is stable longer in moist and cool conditions. Depending on seasonal and production conditions barn air and litter (bedding) moisture can...
EU Compound feed production in 2021 – Market Outlook 2022
Industrial compound feed production in the EU remained stable in 2021. Looking forward, the spread of animal diseases and the continuing global grain market...
Higher egg quality with Bolegg Terrace
Poultry farmer Klaasjan Salomons is very satisfied with the Bolegg Terrace system.
Klaasjan: “In the end, it is about the egg quality and it’s now...
Peak food and our quest for an ethical and ecologically sustainable production
Crude analyses of sustainable global resource use suggest that the peak rate year for commercial poultry production was reached in 2006 while projections indicate...
In-ovo vaccination requires good hatchery management
In-ovo vaccination is gaining popularity and is being used in an increasing number of hatcheries. A driving force behind this is the increasing number...
Case report: histomoniasis in broiler breeder pullets
Histomoniasis, commonly known as blackhead disease, is caused by an anerobic protozoan parasite, Histomonas meleagridis. Histomoniasis affects all gallinaceous birds and turkeys are the...
Gut health in layers
To some extent gut health has not been a focus of commercial pullet and layer flocks unless the problem contributed to a significant mortality...
NSP enzymes, gut microbiota and fermentation products
Arabinoxylans account for 50-70% of the NSP feed enzymes present in cereal grains and make up the majority of cell wall NSP in corn,...
Big data for poultry. What is possible? – second part
The term big data may at first appear incongruous to animal agriculture. However, by capturing, analysing, reporting and sharing of through-production chain data with...
Protein digestive dynamics influence growth performance of broiler chickens
Three apical diets were formulated to stimulate different protein digestion rates dependent on the major constituents: standard (soybean meal), rapid (whey protein) and very...
Turkeys – Making the most of genetic potential
Genetic Potential
Successful and profitable turkey production occurs across a wide range of production systems and farming environments. Breed choice, farming facilities, equipment, management, nutrition...
NWO OTP grant awarded to WUR project aimed at head start for day-old chicks
The immune system of a chicken starts in the egg. Validated tools to assess how incubation conditions influence immune development are lacking. A new...
Benefits of non-synthetic, natural oregano essential oil in pullet rearing
Feeding oregano essential oil to pullets during rearing can help to improve flock uniformity, reproductive fitness and feed efficiency, according to research undertaken at...
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 valuable...
How can we get bird flu under control?
Emergency and laboratory monitoring
Bird flu is affecting an increasing number of birds in the Netherlands, leading to the culling of tens of thousands of...
Axel Aguayo joins Hubbard as Technical Sales Manager Spain & Portugal
EMEA – Hubbard is pleased to announce the appointment of Axel Aguayo as Technical Sales Manager for Spain and Portugal. Axel is based in...
The relationship between feed particle size, gizzard development and broiler performance
Anatomy of the stomach
The stomach of the chicken consists of two chambers, the proventriculus or glandular stomach and the gizzard or muscular stomach.
The proventriculus...
Comparison of litter, subjective moisture and friability scores to measured litter moisture content
Describing and scoring litter moisture and friability can be achieved using consistent terminology as defined in the Litter Guide, which was developed for the...
Feed physical quality
The effect of feed form is well established, however, feed physical quality is often seen as an issue in the field (see Figure 1)....
Pre-Placement checklist
Pre-placement house preparation should be part of a proper management to ensure future performance of broilers and farm profitability.
The following checklist displays the...
New predictive models for an integrated approach to combating avian influenza
Avian influenza is now recognized as both widespread and costly, with serious implications for animal and human health. Tackling it effectively requires targeted strategies...
Researchers examine the role of APEC in turkey cellulitis
USPOULTRY and the USPOULTRY Foundation announce the completion of a funded research project at the University of Georgia in Athens, Georgia, in which researchers...
Vaccination of turkey breeders to control Salmonella
Salmonella continues to be a top food safety concern for the turkey industry, the USDA, and the consumer. Salmonella bacteria are the most frequently...
In ovo injection of oregano essential oil at different pH affects hatchability and post-hatching...
The dynamic complexity of the developing embryo requires the maintenance of differentiated compartments with the capacity to maintain independent environments required to optimise their...
Antioxidants in poultry nutrition and reproduction. An update
For the last three decades poultry production worldwide has made tremendous progress in terms of quantity and quality of meat and egg production, including...
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,...
Enhancing turkey welfare one step at a time
Researchers of Wageningen Livestock Research have been able to define when a turkey takes a step. This is an important milestone to automating gait...
Turkey breeder health, new welfare challenges and demands
The health of turkey breeders is critical to ensure the economic production of high quality fertile hatching eggs to produce poults which can be raised without antibiotics.
Rethink the golden rules of incubation
Your incubation results might be affected by a lack of accuracy in the rules you’re applying. The rules of incubation have been derived from...
The bioavailability of zinc in poultry: what does literature say?
Zinc bioavailability: zinc is an essential trace element for all the animals, including broilers. In case of deficiency, alteration of growth performance and distortion...
Lactobacillus acidophilus D2/CSL (CECT4529): 35 years of Italian research (1985-2020)
The history of the probiotic strain Lactobacillus acidophilus D2/CSL (CECT 4529) follows that of many strains produced by Centro Sperimentale del Latte and acts...
Antioxidants in broiler breeder diets can affect offspring performance
In a series of experiments, it was shown that antioxidants in broiler breeder diets can affect broiler performance trans-generationally. To study this, a polyphenol...
Salmonella prevention strategies and influences of sampling method selection
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...
Effect of graded levels of supplementary phytase in diets with and without rapeseed meal...
Application of dietary enzymes, including phytase, protease, and carbohydrases, alone or in combination, to facilitate phosphorus, protein, and energy utilization is a common approach...
Early life management of layers
Successful egg production in table-egg laying hens relies on proper caretaking during the lay phase, yet early rearing is also paramount to achieve performance...
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...
Engineering vaccines for multiple strains of IBV
In new work funded by a Biotechnology and Biological Sciences Research Council (BBSRC) researchers at The Pirbright Institute and The Roslin Institute have published...
A cost-effective solution to partially replace vitamin E
Oxidative imbalance can reduce animal productivity. If severe, it can lead to inflammation, reduced immune function and increased susceptibility to disease. Livestock producers typically...
Priming young birds for gut health and resilience
This brief review focuses on the types of fibre that the nutritionist should be considering and how a phase feeding strategy should not only...
Frontiers in human and veterinary antibody discovery
The Pirbright Institute hosted the inaugural Comparative Veterinary Immunology Group (CVIG) meeting Frontiers in Human and Veterinary Antibody discovery on 26 and 27 November,...
Avian cholera: epidemiology, transmission and control measures
Avian cholera remains a significant threat to poultry and wild bird populations. Effective control relies on biosecurity, surveillance and appropriate carcass management measures.
Definition and...
Research shows nutritional effects of Coccidiosis vaccination
A funded research project on Coccidiosis was completed at the University of Arkansas in Fayetteville, Arkansas, that shows the nutritional effects of coccidiosis vaccination.
Project...
Probiotic Bacillus licheniformis significantly improves layer performance
Adding probiotic Bacillus licheniformis DSM 28710 to layer diets was shown to improve layer performance, both in commercial as well as in research conditions....
Should the US rethink its avian influenza policy?
➤ Tom Tabler, Professor and Extension Poultry Specialist, Department of Animal Science, University of Tennessee Institute of Agriculture
➤ Tanner Thornton, Graduate Research Assistant, Department...
Poultry study points to genes linked to food bug
Variation in the response of poultry to Campylobacter helps identify key genes that may provide resistance to infection.
Research has identified genes in poultry that...
Turkey Breeding – Making the most of genetic potential
Genetic potential
Successful and profitable turkey production occurs across a wide range of production systems and farming environments. Breed choice, farming facilities, equipment, management, nutrition...
Avian reovirus, molecular characterization
Avian reovirus (ARV) is the main cause of viral arthritis and tenosynovitis in chickens and turkeys, triggering economic losses in the poultry industry due...
Understanding the woody breast syndrome and other myopathies in modern broiler chickens
The poultry industry has seen an increase in several breast meat myopathies over the past decade. They range from woody breast syndrome (tough chicken...
Effect of arginine and lysine on broiler chickens
Arginine is an essential amino acid for poultry and plays crucial roles in different biological pathways. Recent findings highlighted that the recommended levels of...
Dietary calcium, phytate and non-phytate phosphorus, on IP6 degradation in broilers
The effectiveness of phytase is usually determined under phosphorus or both calcium and phosphorus deficient specifications. Phytase efficacy in terms of increasing available or...
Raising broilers antibiotic-free
Best management practices are a key component in raising chicken without antibiotic with more attention to details of production and biosecurity.
Variation in individual egg weight loss
A chicken egg has to lose around 11-13% of its original weight during the first 18 days of incubation. This weight loss is needed...
Intestinal barrier function – A case to be studied in reduced protein diets
Maintaining intestinal health and growth remains a concern as demands increase to limit the use of antibiotics in poultry production. There is also an...
Impact of dietary soluble non-starch polysaccharide levels on the gastrointestinal environment of young broilers
The dietary fibre content of broilers diets is frequently neglected during feed formulation, despite the prevalence of fibrous material in feed ingredients and notable...
Effects of low protein and balanced amino acid levels on birds under subclinic NE
One benefit of low protein (LP) diets is improving gut health in a future of antibiotic-growth promoter free diets.
Drew et al., (2004) found an...
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,...
Host and microbial biomarkers for intestinal health and disease in broilers
New tools can be used to determine the gut health status of animals and to predict animal performance or to make a decision whether...
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...
Research examines novel next generation sequencing techniques
USPOULTRY and the USPOULTRY Foundation announce the completion of a funded research project at the University of Georgia in Athens, Georgia, in which researchers...
Infectious Bursal Disease antibody levels and viral load in commercial broiler chickens
Infectious bursal disease (IBD) disease is caused by infectious bursal disease virus (IBDV) of the genus Avibirna-viridae and family Birna-viridae. IBDV is found worldwide...
Improving poultry products safety
The research is part of the Association’s comprehensive research program encompassing all phases of poultry and egg production and processing.
Dr. Hong Zhuang at...
Advancing poultry sustainability to meet 2050 protein needs
Introduction: the 2050 protein challenge
Global demand for animal protein is projected to rise by more than 70% by 2050, driven by population growth and...
Protozoal management in turkeys
The two turkey protozoa that cause significant animal welfare and economic distress include various Eimeria species of coccidia and Histomonas meleagridis. For coccidia, oral...
A rationale for elevated free threonine plasma concentrations in chickens offered reduced-crude protein diets
Pronounced elevations in free threonine plasma concentrations have been consistently observed pursuant to crude protein reductions in broiler diets. However, the magnitude of these...