Impact of stress on feather cover of laying hens
Feather pecking is a behavior in which individual laying hens peck repetitively at the plumage of conspecifics, causing poor feather. Although FP can be...
Does negative pressure created by exhaust fans affect poultry?
Most poultry are raised in houses that use a negative pressure ventilation systems to aid in maintaining air quality, house temperature, and air movement....
Genetic selection in layers
Close to 10 years ago, Hendrix Genetics Layers started remodeling their breeding program. A range of restructuring activities, directly affecting the breeding operations made...
Foodborne pathogens in poultry production
Foodborne pathogens continue as a considerable threat to public health. Intensification of livestock production, especially poultry, facilitates diseases transmission by increasing population size and...
Low protein diets in broilers
Some recent research at the Arkansas Agriculture Experiment Station Poultry Research Farm has been focused on low protein diets in broilers. Many nutritionists rely...
Wet litter. Factors associated with the shed micro-environment and litter properties
Wet litter in meat chicken sheds occurs as the result of multiple, interrelated causes. This paper discusses some of the sources of water in...
Challenges in poultry feeding
Poultry producers around the world continue to struggle with high production costs for poultry feeding, largely due to volatility in prices for basic feed...
Nutritional strategies against pathogens in poultry
Salmonella Enteritidis and Campylobacter jejuni are the two major foodborne pathogens transmitted through poultry products. Since chickens are the reservoir hosts of these pathogens,...
Timing is everything in early feeding
Early feeding is now a critical point. When using nature as a reference to what are the optimum requirements of the day-old chick, we...
Evaluation of factors that affect susceptibility and control of reovirus-induced viral arthritis in broiler...
The USPOULTRY Foundation announces the completion of a funded research project at AviServe LLC in Newark, Del. (USA), that has revealed a new tool for...
Automatic laying nests require good management
Martin Barten, senior hatchery specialist form Pas Reform Hatchery Technologies, tells his experience about a good management of the automatic laying nests.
“Pas Reform’s involvement...
Reducing water usage in turkey processing
Virginia Poultry recently installed several liquid/solids separation screens for reducing water usage in its turkey feather and offal processing. The two new primary and...
How to improve hen fertility
Following specific procedures to increase hen fertility will not eliminate drops in fertility, but it may also reduce the need to trouble-shoot breeder flocks.
Artificial...
Innovation is the key for sustainability
Today it is important innovation, and it is the main way to sustainability. Here, we introduce René and Jolanda van Doren who have together...
An alternative method to fight Avian Influenza Virus
A recent project was completed at the University of Iowa, Iowa City, Iowa, in which researchers developed a mobile system that can inactivate Avian...
H7N9 flu mutation identified that allows immune system escape
The research, published in the Journal of Virology, demonstrated that small genetic differences in the virus surface proteins can prevent antibodies that protect against...
Metabolic differences in the blood of chick embryos
A study was conducted in order to investigate metabolic differences in the blood of chick embryos and post-hatch chicks from two egg sizes and...
Research reveals method to improve Escherichia coli vaccines
A funded research project at the University of Georgia in Athens, Ga. was completed, in which researchers revealed a method to improve Escherichia coli...
Pellet quality and its effects on poultry performance
Pellet quality provided to meat birds throughout the industry is highly variable. Feeding birds pellets of poor quality can in part be attributed to...
Expanding feed milling capacity and quality at New Rosendale’s
At a time when the North American feed industry is undergoing a dramatic transformation driven by new rules, heightened market expectations and ground-breaking technology...
The five principles of broiler brooding for modern broilers
Investing in new technologies, while important, is not the only way to reach top performance potential in broilers. Simple efforts such as paying attention...
Keel bone integrity in layers – Observations, nutritional remedies, and myth-busting
The issue of keel bone deformities and abnormalities is different depending on various housing systems for the birds. Keel fractures have received a lot...
Compatibility of a new multi-strain probiotic with a live-attenuated Salmonella vaccine in chickens
A pilot study was undertaken to assess the compatibility of a new multistrain probiotic with a live-attenuated Salmonella Typhimurium (ST) vaccine. Experimental units were...
Effects of dietary insoluble and soluble non-starch polysaccharides on performance and ileal and excreta...
This study examined the effect of dietary insoluble and soluble non-starch polysaccharides (NSP) in common broiler diets on performance and ileal and excreta moisture...
Cleaning and disinfection as strategic tools for avian production
Biosecurity, defined as all measures taken to prevent both the introduction and the spread of infectious agents on the farm, is of key importance...
Corn co-products in broilers
The expansion of the ethanol industry has increased the availability of a variety of corn co-products as feedstuffs for livestock and poultry. Of the...
NRGene to offer the first broad soy diversity & haplotype database
All-by-all full genome comparison of 30+ varieties to rapidly improve nutrition and hardiness and reduce resource requirements
NRGene, the leading genomic big data company, has...
Non-antibiotic intestinal interventions
As the countdown towards implementation of the FDA’s Guidance for Industry 213 continues, interest in non-antibiotic intestinal interventions has increased. Earliest efforts in this...
Selection criteria in turkey breeding
The turkey industry supply chain flows from the breeders through a number of multiplication phases, which culminate in commercial birds being grown and processed...
Taking phytase superdosing from scientific concept to commercial application: a UK example
Scientific research is based on carefully designed experiments, performed in carefully controlled conditions with the outcome measured as accurately as possible, using a range...
Short-term temperature training in the hatcher improves stress response in broiler chickens?
An alternative approach to improve functional traits alongside with the production efficiency of fast growing broiler chickens provides temperature training in the hatcher (PTT:...
The selection element in whole grain feeding regimes
Seven dietary treatments consisting of a ground grain control and six treatments with pre- and post-pellet whole grain inclusions of 7.5, 15.0 and 30.0%...
Gut health, intestinal innate immunity and performance
Gut health is a very important determinant for health and performance in particular in production animals. The intestinal innate immune system is pivotal in...
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...
Research shows how Infectious Laryngotracheitis can spread from vaccinated flocks
The research on how Infectious Laryngotracheitis can spread from vaccinated flocks was made possible in part by an endowing Foundation gift from Claxton Poultry...
Macroscopic lesion scoring correlates with gut morphology changes in a newly developed dysbacteriosis model
Conventional broilers often experience intestinal problems between 20 and 30 days of age, caused by a microbial imbalance in the gut, which is referred...
Trouw Nutrition presents research during the Poultry Science Association Meeting
Synergistic use of different feed additives may support producers’ antibiotic reduction programmes.
Reducing antibiotic use in poultry production is an urgent objective shared by stakeholders...
Better hatch and post-hatch performance
Hatchability, chick quality and post-hatch performance improve substantially when embryo-response parameters are actively controlled during incubation. The BioStreamerTM concept, developed by Petersime, continually monitors...
Biosecurity and surveillance in times of Avian Influenza
Biosecurity is today a primary factor in farming. The poultry world has entered a new era driven by increasingly demanding consumer and regulatory expectations....
Precision feeding of broiler breeders
Precision livestock feeding relies on real-time sensor feedback from individual birds to decide whether or not to allocate feed, according to the needs of...
To feed or not to feed? That is the question. Is the early feeding...
Development of the avian embryo, or chick, can be categorized into one of two strategies designed to meet very different physiological and biological needs....
Microbiological consequences of different housing systems for laying hens, with particular reference to Salmonella...
A significant proportion of human illnesses caused by Salmonella are linked to the consumption of contaminated eggs. In response, substantial government and private industry...
Ileal amino acids digestibility in response to increasing phytase dose or MCP levels in...
Commercial broiler feed is formulated mainly with plant based ingredients including cereals and oil seeds. These ingredients provide low available P because 70-80% of...
Effects of corticosterone injection at embryonic day eleven on broiler growth and tonic immobility
Elevated corticosterone in ovo can have significant lasting impacts in avian species, including poultry. Stress in broiler breeder hens can lead to elevated corticosterone...
Analysis of anti-Ascaridia galli antibody levels in egg yolk to detect parasite infection in...
In recent years, in response to consumer concerns regarding welfare of birds, there has been a move from caged to free-range production systems. This...
Gaining a better understanding of incubation in a hatchery
The contemporary hatchery is a complex installation. The core part is the incubators, supported by the devices that facilitate their function and auxiliary machines...
Comparison of four injection sites for Se bacterin vaccine in commercial pullets
As commercial pullets farming transitions from rearing a bird on a single level in conventional-style housing to rearing a bird in a multi-level aviary,...
Re-programming of broiler growth and immunity through changes in breeder hen bodyweight
Reprogramming of broiler growth and developmental events is increasingly recognised as having lifelong effects on animal health, welfare and productivity. Whilst most studies have...
The value of digestibility coefficients and protein
At all times and for all human cultures animal protein took an important part of nutrient supply and has been always of a high...
Use of multiple strains of infectious bronchitis vaccines to induce protection against new IB...
USPOULTRY (www.uspoultry.org.) and the USPOULTRY Foundation announced the completion of a funded research project at the University of Delaware in Newark, Del., in which researchers found...
Checking and calibrating sensors: essential preventive hatchery maintenance
We expect incubators to function 24/7 without disruption - and with the highest levels of accuracy from the sensors in particular, on whose outputs...
Marel Poultry: Unrivalled reliability at all-time high speed
Marel Poultry is taking into account the fast growing and urbanizing world population, the production of poultry meat is expected to increase considerably. Processing...
Solar energy ensures cost-efficiency
Solar energy radiation means revenues – at least for farmers who have successfully harnessed renewable energies. However, with the latest amendment to the Renewable...
Cage free pullet management
The conditions in cage free systems differ from the traditional cage housing systems and require a different management approach. Alternative production systems can be...
Genetic evaluation of body weight and tibia resistance in broilers
In this study, genetic parameters of important traits related to body weight and bone resistance were investigated in a paternal broiler line. Data from...
The fertilization process and embryo mortality during incubation. What is the Relationship?
The goal of a successful incubation operation is to produce the maximum number of quality chicks from the fewest breeders housed in order to...
Progress in extended testing and performance standards at Hendrix Genetics
The company’s mission to breed layers capable of producing 500 first quality eggs per hen housed has been a guiding principle at Hendrix Genetics...
Antibiotic-resistance: the contribution of the viruses in GIT microbiome
The GIT, or rather the gastro intestinal tract, is the organ of the all organism mostly colonized by the microbial population: it hosts more...
The cost of mycoplasma infection in poultry
Sometimes some Mycoplasma infections cause disease in poultry and this has been extensively studied and worried about by veterinarians, poultry producers and veterinary authorities....
Why do we need low protein meat chicken diets?
The current level of protein used in meat chicken diets is linked to various issues observed in the industry including feed cost and feed...
Marel unlocks new profitable opportunities for convenience poultry production
RevoPortioner with Helix Drum, Active Batter Applicator and RevoCrumb by Marel.
By combining innovative technologies for portioning, batter and crumb, unlocks new profitable opportunities for convenience...
Effective ventilation key to Cobb500™ development
Effective ventilation plays a key role in the health and performance of broiler flocks. Nigel Strain, Cobb senior regional technical manager for Europe, the...
Biosecurity practices and investments implemented by today’s poultry producers
One brick higher
The 2015 outbreak of highly pathogenic avian influenza (HPAI) virus devastated the United States poultry industry. A novel Eurasian-North American H5N2 was...
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...
Effect of difference doses of Newcastle disease vaccine immunization on broilers
Influence on growth performance, plasma variables and immune response
As a member of the Paramyxoviridae group, Newcastle disease virus (NDV) is the key causative agent...
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...
Hy-Line accelerates genetic progress across all lines
“We are achieving progress in all lines faster than has ever been seen before,” noted Dr. Danny Lubritz, research and development director for Hy-Line...
Hatching for egg quality
Hatching for egg quality implies caring of various factors. The age of the flock, number of storage days and incubation program are typically included...
A new perspective on feeding broiler breeders
Due to sophisticated genetic selection programs carried out by poultry breeding companies such as Aviagen, today’s broilers can grow with very efficient feed conversion...
Roxell pan feeder system: the ultimate alternative to beak treatments
Jan Hoving from Zeewolde (NL) tested this Roxell solution at his rearing farm. For him, the decision to use Natural Beak Smoothing was a...
Incubation and the role of Carbon Dioxide (CO2) in embryo development
The practice, or “art”, of artificially incubation of the avian egg dates back some 3,000 years to the ancient Egyptian mud/brick oven type rooms...
Relationship between plumage and body condition in non-debeaked laying hens
As result of the EU Council Directive 99/74/EC of 19 July 1999 laying down minimum standards for the protection of laying hens, the use...
In Observance of Earth Day USPOULTRY highlights poultry and egg farm and poultry facilities...
In observance of Earth Day, celebrated on April 22, U.S. Poultry & Egg Association highlighted two videos from its series emphasizing environmental stewardship on...
Collaborative regulatory approach can reduce antibiotic use in animal production
As global concern about the human health threat posed by antimicrobial resistance continues rises, governments continue to introduce legislation to curb antibiotic use in...
Site and extent of digestion on poultry production
In poultry formulation and production of feed has evolved extensively in the last century with the identification of required nutrients, and subsequent and continuing...
Evaluation of anti-inflammatory capacities of bacillus-based probiotics using an in vitro intestinal cell model
With the evolution of genetic potential of modern broilers, transforming the large feed intake into protein deposition is a real challenge for the digestive...
Welfare and cost benefits through automated grading and vaccination
Evaluation of working time requirements of different grading and vaccination processes.
One of the most important measures for the quality of poultry breeding stock is...
Management techniques for a hot climate
Hot conditions significantly affect the performance of layers, particularly in temperatures higher than 30°C. Getting good technical results requires some adjustments in the management...
Higher stocking densities decrease performance without altering turkey meat quality
Quality of turkey meat is important but consumers are also concerned for the well-being of animals raised for meat production. However, some in the...
The challenging world of a primary breeder, matching genetic programs to market requirements
It is Hubbard’s genetic commitment to offer a wide range of products ranging from conventional cost-efficient broilers to slow(er) growing Premium chickens. It is...
