The role of mechanistic theory in delaying the development of NSPases

This brief paper attempts to review the history of development of the mechanistic theories for NSPases and how this has possibly delayed advances. NSPase feed...

Spent hens: Can we improve their welfare?

The aim of this study was to observe the improvement in welfare indicators of spent hens kept in three different housing systems. Sixteen Isa...

Crude soybean lecithin and vegetable acid oil as energy sources for broiler chickens

Lecithin and acid oil, as co-products from vegetable oil refining process, are economic alternatives to conventional fat sources and may represent an efficient energy...

Some basic suggestions to improve breeder management

Dr. Keith Bramwell, a former professor in the Department of Poultry Science at The University of Arkansas, and Hatchery Consultant for Jamesway Incubator Company...

Effect of different dilution rates on fertility of chicken spermatozoa and its storage

Under natural mating, with a ratio of hen:cocks of 8:1 fertility rates are still low. Artificial insemination (AI) technology can be adopted and is...

Wooden Breast Disease

The emergence of Wooden Breast Disease in commercial broiler chickens has been associated with significant economic loss in the poultry industry resulting from severe...

Reducing undigested protein available at the intestinal wall on broilers

An experiment was conducted to evaluate the effects of supplementing an inherently thermo stable protease in broilers fed diets based on single raw materials,...

In Vitro evaluation of xylo-oligosaccharide production from different batches of wheat with and without...

Supplementing poultry diets with xylanase partially depolymerizes the xylans present in the dietary cereals, reducing the number of sugars in the molecular chains. The...

Marel Poultry: A stress-free journey from shed to shackle

Marel Poultry solutions: for some six to eight weeks, even longer in the case of heavier and specialist breeds, broilers will have been carefully...

EU grains, oilseeds and feed value chain partners for a sustainable production

EU grain and oilseed trade, crushing and feed industry sectors represented by COCERAL, FEDIOL and FEFAC welcomed the European Commission Communication on Stepping up...

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...

Boosting the cell-mediated immunity in chickens post-hatch via pre-hatch delivery of nucleic acids

Respiratory virus infections such as Avian Influenza, infectious laryngotracheitis and infectious bronchitis lead to high morbidity and mortality in chickens globally.Given the limitations...

Healthy, uniform day-old chicks require hatchery accurate climate data

In a modern hatchery, climate data are collected from various sensors installed in incubators and hatchery rooms, and from handheld measuring instruments. The performance...

Using sensor technology against feather pecking in laying hens

In collaboration between Animal Breeding and Genomics (WUR), Breed4Food and the COST Action GroupHouseNet, a review paper was written on how sensor technologies can...

Air cell up when setting eggs!

It is important to pay attention to the orientation of the eggs when placing them on setter trays as this has quite an impact...

Research provides new understanding of ILT vaccines

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

Egg incubation influences leg health in broilers

Up to 30% of late growth meat broilers demonstrate reduced levels of locomotion, which is cause for concern for both the industry and chicken...

How much cold pressed canola meal can we use in layer diets?

Canola meal has been available for the layer feed industry in Australia for over 30 years. However, very little has been used due to...

Turkey reoviral arthritis update

Avian reoviruses (ARVs) belong to the genus orthoreovirus in the family Reoviridae. They are nonenveloped, double-stranded RNA viruses that are ubiquitous in domestic poultry...

Sentinel Birds: An old strategy that can enhance current diagnostic tools

The use of sentinel birds such as specific-pathogen-free (SPF) leghorns has been used extensively to learn about local presence of pathogens in farms, either...

Linear Epitope Mapping of B-cell responses following immunization with Avian Reovirus S1133

Avian reovirus is a causative agents of tenosynovitis and viral arthritis. Commercially available reovirus vaccines do not protect against challenge with emerging variants associated...

Development of Multilocus sequence typing (MLST) for Mycoplasma gallisepticum

Mycoplasma gallisepticum (MG) is the most pathogenic avian mycoplasma species. It affects commercial, non-commercial poultry and wild birds. Current MG sequence typing methods rely...

Changing role of poultry nutritionist in a changing industry

Reflecting back on 30 years of working in the poultry industry as nutritionists we realize that the biggest changes that have occurred have mostly...

Effect of ammonia on the immune response to infectious bronchitis virus vaccination

Commercial broilers in the grow-out stage are commonly exposed to ammonia which can have an effect on infectious bronchitis virus vaccination.Ammonia concentrations are...

Comparing two ELISA kits

Here a comparison of two ELISA kits as been made to assess their efficicacy.Recombinant turkey herpesvirus vaccines (rHVT) are being widely used for...

Woody breast in the poultry meat industry

In the U.S., poultry is widely popular by consumers and is the top protein consumed. In the last decade along with improvements in growth...

Backyard chickens

Are backyard chickens just a transient phenomenon? Current craze? Foodies’ desire for fresh eggs? Baby boomers or young families wanting to get closer to...

Gut health

Gut health and the efficient conversion of feed into its basic components for optimal nutrient absorption is vital for both commercial and turkey breeder...

Hot weather management

Hot weather can have a detrimental effect on flock performance and in extreme cases cause heat loss. While you cannot control outside weather conditions,...

Navel practicalities

A well-closed navel is one of the most important and easily visible signs of chick quality. In a good quality chick, the navel is...

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...

Assessment of the use of perches to improve leg health in meat chickens

Poor leg health in Australian fast growing meat chickens is a major welfare issue, resultant from long-term genetic selection for bird size and growth rate...

Gene-edited chicken cells resist Avian Influenza virus in the lab

Cobb-Vantress, Inc. / Siloam Springs, Arkansas, USA: In newly released research, scientists from The Roslin Institute have prevented the Avian Influenza virus from replicating in lab-grown...

Holistic view of intestinal health in poultry

Intestinal health is necessary to maintain efficient and sustainable gastrointestinal tract (GIT) physiology. The GIT has digestive, absorptive, metabolic, immunological and endocrinological functions. This means...

Dietary starch influences performance of broiler chickens offered low-protein diets

This study suggests that there is interference between the digestion of starch and protein and/or absorption of glucose and amino acids. Paradoxically, the low-protein...

The broiler chicken as a signal of a human reconfigured biosphere

Part 2 The second part* in the series of two wich analyses the anthropological impact of the chicken from an archaeological/historical point of view: broilers...

The broiler chicken as a signal of a human reconfigured biosphere

Part 1 The first part in the series of two wich analyses the anthropological impact of the chicken from an archaeological/historical point of view: broilers...

IFIF: Better nutrition for improved animal health

The International Feed Industry Federation (IFIF) underlined its commitment to supporting efforts by the World Organisation for Animal Health (OIE) to strengthen animal health...

Algae products in organic poultry diets

Algae, “the not so new kid on the block” has been used in both human and animal diets dating back centuries. There is a...

Infectious bronchitis virus (IBV) vaccines produced in eggs have unpredictable mutations

Scientists at The Pirbright Institute have shown that infectious bronchitis virus (IBV) vaccines produced in eggs have unpredictable mutations which may be prone to...

Transcriptomic modifications caused by subclinical necrotic enteritis in broiler chickens

Phasing out of in-feed antibiotics in the poultry industry has caused necrotic enteritis (NE) to become a primary concern in commercial poultry production in...

Eco-friendly heating for efficient poultry breeding

The new standards for commercial poultry breeding have been requiring more sustainable, efficient and cleaner technologies. Along with it, the organic poultry production is...

Measuring egg shell quality

Maintaining egg shell quality is important for maximizing production of broiler chicks from breeders as shell quality and hatchability go hand in hand. Thin...

Two critical points in the rearing of Hubbard premium pullets

Achieving good uniformity is not the biggest challenge during the rearing period of Hubbard Premium breeder females. Because they take a fairly long time...

Development and evaluation of probiotics

As restrictions to antibiotic growth promoters (AGP) have become more prevalent, producers have turned to several technologies as probiotics - Direct Fed Microbials to...

Quality Control Audits of killed vaccination

Vaccination programs for breeders and egg layers include procedures with inactivated vaccines. Killed (inactivated) vaccines are used to prevent disease in the vaccinated bird...

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...

Diagnostic strategies for the control of avian Mycoplasmas

Mycoplasmas are bacteria without the cell wall which cause infections in poultry especially at respiratory and articular level.They are the smallest single-celled organisms found...

Animal breeding reduces environmental impacts

Results of a study show that breeding reduces environmental impacts of animal products by about 1% per year. This is achieved without specific selection...

Does the external climate matter?

The optimum climate parameters for embryo development – temperature, humidity, and the balance between oxygen supply and carbon dioxide release from the incubator –...

Low protein diets down regulate hepatic enzymes

Low protein (LP) diets have clear benefits for the poultry industry with regards to health, welfare and production. Dean et al., (2006) found that...

Heat stress causes inhibition of Eimeria replication in broilers

Eimeria infection is one of the most important diseases affecting poultry production, and is characterized by bloody or watery diarrhea, weight loss, poor feed...

Minimizing antibiotic use in broiler production

Many countries are being asked to reduce or eliminate antibiotic use in poultry, due to growing concerns about the use of antibiotics in food-producing...

On farm slaughter

Commercial on farm slaughter could eliminate many potential animal welfare issues associated with cooping, transport, dumping, and shackling of live broilers. However, concerns regarding...

Raising turkeys without antibiotics

Alternative management – paying attention to detail and supportive care strategies can be utilized to produce turkeys without antibiotics in this new era.Dr. Steven...

Considerations for a better quality of chicks

During the incubation period, embryonic growth and development are affected by different factors, as breeder age, the incubation temperature and the availability of egg...

Future of coccidiosis management in turkeys

Coccidiosis is a disease that is caused by protozoan parasites that develop within the intestine of most domestic and wild animals and birds. Coccidia...

Advantages and disadvantages of Coccidiosis control programs in poultry

Coccidiosis is a protozoan economic disease of poultry, in which around 80% of losses are due to mortality, reduced weight gain, inefficient feed conversion,...

Essential oils – Opportunities to improve food safety in organic poultry production and processing.

Organic poultry – A growing sector with challengesPoultry is the most widely available organic meat in the U.S. and predicted to have increased consumer...

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...

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...

The importance of fresh air

Vostermans Ventilation is addressing the need for even distribution of fair and heat in the poultry house, to obtain an optimal uniform microclimate on...

Backyard poultry flocks Salmonella spp. seroprevalence

As backyard poultry grows as a hobby in the United States there is an increased worry that poultry will become infected with Salmonella spp....

Farmers’ perceived importance of biosecurity practices and actual performance on farm

It is prudent in today’s age that farmers uphold high-level compliance of biosecurity practices on Australian commercial chicken farms. This is especially so with...

Holistic view of intestinal health in poultry

The intestinal health of poultry has broad implications for the systemic health of birds, animal welfare, the production efficiency of flocks, food safety, and...

The potential of perinatal nutrition

Based on Darwin’s theory of adaptive evolution and Mendel’s fundamental laws of heritability, breeding and genetic selection for increased growth rate and meat yield...

Investigating diseases affecting poultry production

Severe diseases such as highly pathogenic avian influenza and velogenic Newcastle disease are still a concern for poultry producers and government agencies alike. Companies...

Breeding for a sustainable industry

As a breeding company, there is a misconception that we only select for traits that have a clear, direct economic impact: selection for increased...

Understanding resistance to different Infectious Bronchitis virus genotypes

In previous experiments, we have challenged major histocompatibility complex (MHC) congenic chicken lines available at UC Davis with an infectious bronchitis virus (IBV) M41...

Can xylanase inhibitors affect the efficacy of xylanases in poultry diets?

Xylanase inhibitors are reported to be widely present in cereals, and can influence the assay of supplemental xylanases in feeds.In the present study, a...

What happens during transfer?

Why chicks can’t set and hatch in the same incubator and need transfer.At the point chicks hatch, they create a lot of fluff and...

10 alerting signs of poor ventilation

Proper ventilation is basic in poultry farming as it reduces mortality, stimulates early feed intake, improves flock uniformity, and ensures an adequate temperature regulation. Here...

Training the animal microbiome to degrade fibre with NSPase

A new perspective on the mode of action of fibre-degrading enzymes NSPase.Increased understanding of NSPase mode of action is presenting a new perspective on...

Impact of layer alternative systems on management and production costs

The use of alternative systems in layer farming has increased in the commercial egg industry due to pressure arising from consumers concerns about hen...

Salmonella control in broiler breeders

Today, our goal is to control and eliminate all Salmonella species and pathogens from the breeding program. The ability of the primary breeder to...

Improvement of chilling efficiency and product quality of broiler carcasses using sub-zero saline solutions

Carcass chilling in subzero saline solutions has not been studied enough although it can transfer the carcasses temperature to the chilling media in an...

How a single Avian Influenza protein can increase period of infection

New research led by scientists at The Pirbright Institute has shown how an Avian Infuenza a virus protein, called PB1-F2, is able to shut...

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...

Blackhead disease: development of molecular tests and an in vitro assay to identify reservoirs...

This research project developed diagnostic assays needed for advancing the understanding of blackhead disease. The article shows clearly how the disease most likely spreads...

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...

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