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...

Necrotic Enteritis, wet litter and odour: their interrelationship

Necrotic enteritis (NE) affected flocks have poor enteric health and nutrient digestibility leading to decreased performance and increased excretion of nutrients. Evidence suggests that...

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...

Potential wooden breast syndrome causes in broilers

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

New applications such as superdosing of phytase to maximize phytate destruction to improve performance...

It is well documented that phytase supplementation in broiler diets improves P and Ca utilization through the destruction of phytate (IP6) and thereby allows...

Variation in adsorption of layer salmonella isolates from different mannan oligosaccharide

Mannan oligosaccharides (MOS) have been used to reduce or eliminate pathogen loads in poultry species. Reactive mannan receptor sites on the MOS provide binding...

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...

How to house happy birds by Vencomatic Group

Happy birds produce best. Aviary systems were invented to provide laying hens with maximum freedom, while using floor space efficiently. Aviaries consist of multiple...

Flexible Feed Formulation with GALLIPRO

Facing challenging goals The goal of the poultry industry is to provide consumers with safe food, while promoting poultry health and welfare, in addition to carefully...

Importance of hatch-time and access to feed on broiler muscle development

In commercial settings, hatching occurs over a 24-48 h window and chicks are held in the incubator until a majority have cleared the shell....

Windrowing properly done

Windrowing litter between flocks has been used commercially since the 1980’s and continues to evolve to meet numerous production challenges. The goal is to...

Poultry litter quality: investigating the interrelationship between litter moisture content, pH, water activity and...

Wet litter is a recognized issue in commercial poultry production and litter quality has come under great scrutiny with the introduction of farming scheme...

Dekalb White hens to be first occupants of innovative layer house

Environmentally friendly farm with lots of innovations Four Dutch entrepreneurs are set to build an innovative new layer house in the south region of The...

Toxoplasma gondii is a parasite that affects warm-blooded animals and is able to cross-contaminate...

Humans are susceptible to this parasite in a variety of ways: congenital defects, blood-to-blood contact, undercooked meats of infected animals, and contaminated water. In...

Poultry litter pasteurisation

Heaping of used poultry litter reliably induces significant elevations in temperature due to the actions of variety of aerobic bacteria and fungi. Temperatures typically...

New technologies in housing, equipment and computer controls

The poultry housing and equipment industry continues to develop, introducing new technologies in line with trends in modern communications and ventilation systems. As expected...

Breeding for robustness in turkeys

Turkey breeders have invested in selection methodologies to ensure the commercial cross is capable of delivering outstanding performance with good welfare under a variety...

Feed borne mycotoxins: the threat to poultry?

Mycotoxins are metabolites produced by molds (fungi) that can infest crops pre-harvest and can continue to flourish under sub-optimal storage conditions. Grains with high...

Live monovalent vaccine aids in fight against Georgia strains of IBV

New live monovalent vaccine is available from Ceva Animal Health to aid in the fight against the Georgia (GA) strains of infectious bronchitis virus...

Nutrient loading on free-range layer farming

A considerable proportion of the dietary nutrients consumed by poultry are excreted in the manure. This becomes an important issue on free-range farms, if...

Effects of dietary tryptophan and stocking density on the performance, meat quality, and metabolic...

Investigating the effect of TRP supplementation on performance, breast meat quality, and the oxidative stress status of broilers reared in cages under high stocking density.

Microbiota studies in poultry

The microbial populations that inhabit the gastrointestinal tract (GIT) of birds play an important role in the establishment and maintenance of a healthy gut....

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...

Pas Reform launches SmartCare™

As a future-focused business that serves the hatchery sector worldwide, Pas Reform has built its reputation as an innovator in single stage incubation technologies....

A new double choice model developed in laying hens reveals high preference for L-Alanine

It has been well established that nutrient deficiencies or imbalances increase the risk of feather pecking in layer hens (Kjaer and Bessei, 2013). Marginal...

Dermanyssus gallinae, a wider concern for poultry production

Dermanyssus gallinae represents a major concern for the poultry farmers and all working in poultry houses.

The impact of raised incubation temperature on hatch, chick quality and broiler performance

Two experiments were conducted at the Aviagen product development center in the USA to study the effect of increased eggshell temperature during mid to late incubation on hatchability and chick quality

Rendering: an important aspect of sustainability

At the International Rendering Symposium, held in conjunction with the 2017 International Production & Processing Expo in Atlanta, Ga, it was stressed how rendering is an important aspect of sustainability. Animal agriculture in general is more sustainable with rendering processes.

Free-range broilers behavioural time budgets: inside and outside of the shed

The demand for free-range chicken meat is increasing. Free-range products are usually perceived as more welfare friendly by consumers and particularly fulfil the belief that the ability to perform natural behaviour leads to better welfare.

Understanding poultry lighting

A short guide to poultry lighting for layer farmers

Pathogenesis and control of viruses that adversely affect avian gut health

Virus-induced enteric infections occur in birds of all age groups causing severe damage to poultry farmers.

The role of genetics in breeder selection

Geneticists making selection decisions actively pursue those birds that are genetically superior for key traits that influence their welfare.

Avian Reovirus associated with Viral Arthritis/Tenosynovitis

Turkey viral arthritis/tenosynovitis resembled viral arthritis in chickens and also had kind of reovirus aetiology.

Immunogenic ingredients in poultry

Among the various immunogenic ingredients, β-mannanase can improve live performance and uniformity in broilers.

Optimizing water quality for organic bird production

Taking water quality seriously could pay dividends with healthier birds, better feed conversions and reduced production costs.

Chick quality monitoring and diagnostics

Evaluation of chick quality in the hatchery and mortality in the field can be used to identify general problem areas: the incubator, the hatcher, or the environment after hatch.

ProHealth, new solutions for animal health and production sustainability

The ProHealth project is focused on understanding the multi-factorial dimension of animal pathologies linked to production and use this to develop, evaluate and disseminate effective control strategies to reduce impact.

Improving energy costs and air quality in poultry farms

Efficient heating allows farmers to bring more fresh air into the barn and maintain a better air quality with lower ammonia and moisture levels, which will greatly benefit birds’ health and food quality.

Hen feeding for progeny: current research and U.S. field perspectives

Hen nutrition is a key component for good chick viability, welfare, growth, and meat yields. This paper covers some historical and current research on hen feeding to impact progeny, and how the U.S. breeder nutritionist is poised to implement some of these opportunities in the current market conditions.

Fear in turkeys, implications for productivity and wellbeing

From an evolutionary standpoint, fear is an adaptive response that promotes survival by enabling animals to avoid injury and death. Because of the important impact that fear has on animal well-being, fear has formed the basis of many scientific studies and is included as part of welfare assessment programs such as the Welfare Quality Assessment Protocol for poultry.

Phytase influences the inherently different starch digestive dynamics of wheat- and maize- based broiler...

Evaluating the inclusion of exogenous phytase in broiler diets based on wheat and maize to identify whether phytase has an effect on starch digestive dynamics.

Infectious Bursal Disease Virus (IBDV) alters host genomic methylation patterns: implications for viral release...

Infectious Bursal Disease (IBD) is an affliction of poultry production worldwide with mortality in an infected flock ranging to as much as 60% depending on age at infection and virulence of the causative pathogenic agent, Infectious Bursal Disease virus (IBDV).

Taking NIR beyond feedstuff analysis to enhance turkey production profitability

Turkey production, as with all animal production, has been facing substantial economic challenges in recent years. Poor crop yields, higher competition for raw materials and increased pressure on the food supply chain have resulted in more variability in feed prices and an increased presence of more industrial by-products in feed formulations.

Global Phosphorus Scarcity

Phosphorus scarcity is a serious threat to food security. Recent studies indicate that phosphorus demand could outstrip finite supplies of high quality phosphatesometime between 2025-2084 if no fundamental changes are made to the current trajectory.

Hatchability of eggs placed with small end up

What happens when the eggs are placed with the air cell down? This report examines the hatchability of eggs placed with small end up.

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.

Dissecting light turkey syndrome

The term ”Light Turkey Syndrome”(LTS) has been used to describe poor performing flocks relative to poor weight at market age also characterized by appearance in the turkey flocks of a subpopulation of birds that are stunted in body weight.

Review of different day-old chick quality parameters in layer type breeds – Part 2

Introduction The aim of every commercial layer hatchery is a maximum hatchability of first quality chicks. The evaluation of chick quality in the hatchery provides...

Taking portioning to a new era, Marel I-Cut 122 dual-lane high-speed portion cutter for...

I-Cut 122 Portion Cutter by Marel combines the highest levels of accuracy, throughput and reliability with new, innovative software. The dual-lane I-Cut 122 has...

Options for cooling turkeys in hot weather

Hot weather can have a negative impact on turkey performance. When turkeys are exposed to very high temperatures, especially for prolong periods of time,...

A practical interpretation of physiological zero in hatchery management

On the farm, the eggs cool down after laying and are either transported on the same day or stored for a few days before...

Genetic approaches to reducing heat susceptibility in meat broilers

With the limited availability and rising cost of energy, and the increasing tendency to minimize the total amount of resources used for human food production, artificial cooling of broiler houses is also becoming an economical and political burden in developed countries. Breeding heat-tolerant broilers may offer a sustainable approach to mitigate the negative effects of heat on broiler production.

Fatty acid composition of breast and thigh meat from light and heavy broilers

Determining the effects of broiler slaughter weight on fatty acid content might be beneficial to practical applications to produce broiler meat with the quality requested by consumers.

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