Clinical coccidiosis in broilers with concurrent infection of Eimeria maxima and Eimeria praecox
Coccidiosis is a complex disease in chickens caused by protozoan parasites in the genus Eimeria. As Eimeria species are ubiquitous in poultry facilities, coccidiosis...
Concurrent infection of Histomonas meleagridis and Eimeria meleagridis in a turkey flock
Blackhead disease (histomoniasis) in turkeys is one of the protozoan diseases sporadically documented in commercial turkey production facilities. Histomoniasis may induce mild, moderate, or...
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,...
Improved fly control on poultry facilities with microbial products
Parasitoid wasps and the entomopathogenic fungi Beauveria bassiana were both examined to see if augmentative releases of the pathogenic organisms can help lower house...
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...
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...
Managing feed withdrawal with food safety and carcass yield in mind
The feed withdrawal program aims at minimizing the occurrence of fecal contamination at plant, thus shielding the products’ safety. It happens that while off...
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...
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...
Alternative systems: pros and cons
Alternative production systems of cage-free or range egg production are increasing in number due to outside influences. The outside constituents forcing this growth are...
Biosecurity in poultry farming: an effective tool to fight infectious diseases
This is the first of a series of technical articles on biosecurity in poultry farming produced within the European project “NetPoulSafe - Networking European...
Minimizing interventions for turkey beak treatment in Germany
Germany wants to play a leading role in Europe in poultry and turkey welfare issues. Fundamental changes have been made to husbandry systems during...
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...
Cobb suggesting management tips to maximize male fertility
The role of males in poultry breeding is extremely important. Each male is responsible for fertilizing 10 or more females. Each hen produces at...
Barley in pelleted broiler starter diets: effects of carbohydrase supplementation and steam-conditioning temperature
The effect of pelleting barley-based diets on bird performance and nutrient utilisation depends, in part, on the conditioning temperature (CT) used. The influence of...
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...
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)....
Dietary approaches to control Necrotic Enteritis in broilers
Necrotic Enteritis (NE) occurs in broilers due to an overabundance of C. perfringens and is usually associated with predisposing factors which include coccidial challenge,...
When the hatchery power supply fails
In a contemporary hatchery all the parameters influencing incubation – such as temperature, humidity, ventilation and the turning of eggs – are based on...
Meyn quality slaughtering
MEYN is the reliable and committed partner of renowned poultry processing companies in over 90 countries worldwide, with people having the right professional skills...
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...
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...
Meta-analysis of genetic parameters of feed conversion and related traits in chickens
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),...
UK Veterinary Vaccinology Network
Veterinary researchers from around the world came together at this year’s joint UK & International Veterinary Vaccinology Network Conference on the 9-10 January 2019...
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...
The manureshed concept: a solution to poultry litter nutrient recycling?
Surface waters in the United States are regularly assessed as a part of the Clean Water Act to determine whether the water quality protects...
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...
Six questions about high-volume chicken fillet portioning
Modern technology and software bring an infinite number of cutting options.
The huge volumes of chicken fillet needed to satisfy global demand go way beyond...
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...
Red mite problem greatly reduced with Q-Perch
Red mites are parasites that are found on average 83% of the European poultry farms. They weaken the laying hens, which can lead to...
Natural antioxidants and vitagene concept in poultry production – Second part
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 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...
Hatching eggs: the importance of assessing internal egg quality
Hatching egg quality has a significant impact on hatchability and chick quality. By making egg quality control a part of the routine procedures in...
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...
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...
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...
Reducing the environmental impact of egg production via breeding and alternative diet
Egg production has an important role in the global production of food. For decades, we have successfully selected laying hens that efficiently produce animal...
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...
Phytase efficacy in young turkeys versus young broilers
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...
Future of Blackhead Disease in poultry
A turkey health survey of US veterinarians in turkey production ranked blackhead position #13 (#11 prior year) compared to #22 in 2006; the survey...
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,...
What is good chick quality?
When asking the question “What is good chick quality?”, the responses can be very different based on the person and their role. For instance,...
Poultry gut health critical to NAE production
The production of “No Antibiotics Ever” (NAE) poultry is a common trend worldwide today. Despite scientific evidence indicating that specific antibiotic growth promoters (AGP)...
Resources and tools to write a good biosecurity plan
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...
Spirulina platensis Algae, a novel poultry feed additive
Identifying alternative replacements for soybean meal in a high quality and reasonable price is of importance in poultry production and physiological parameters. Spirulina platensis...
New board research initiative grant focused on animal welfare
$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...
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...
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...
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...
Poultry house climate
Poultry climate is a key factor in faming. High temperatures and a high humidity: in Germany, short periods in the summer months where temperatures...
NIRS study on nutritional profiles of 100 soybean meal samples from USA and Brazil
This paper compares the nutrient profile of soybean meal (SBM) samples from the USA and Brazil. Proximate analysis, total amino acids, standardized ileal digestibility...
The use of moringa oleifera leaf meal (MOLM) and its extract in low protein...
The objective of the present study was to evaluate the effect of incorporating different levels of MOLM and its extract - as natural antioxidants...
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.
Researchers investigate the cause and prevention of False Layer Syndrome
USPOULTRY and the USPOULTRY Foundation announced the completion of a funded research project at the University of Georgia in which researchers investigated the cause and prevention...
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...
Using sunflower meal in broilers with the addition of a carbohydrase complex
Sunflower seeds are extensively grown for oil production for human consumption. Therefore, a great amount of sunflower meal becomes available for use in feed...
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....
Formulating layer diets beyond the least-cost model
Due to the high cost of feed for poultry, there is continuous pressure to formulate ‘least-cost’ diets that meet nutritional requirements. However, the main...
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.
Effects of probiotic Bacillus amyloliquefaciens H57 on performance and intestinal microbiota of chickens
Probiotics (direct fed microbials) are a potential alternative to antibiotic growth promoters for improving animal production and preventing enteric pathogen infections. The Authors are...
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...
DNA region in chickens identified for disease resistance
One region in the DNA explains a large difference in possible disease resistance betweenchickens. This was discovered by researchers of Wageningen University & Research...
Management best practices: small details can have the big-gest impact
Raising turkeys is equal parts science and art. It involves precise measurement of various factors throughout the life of the flock. It also requires...
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...
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...
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...
Biosecurity. Cleaning and disinfection on an organic poultry farm
All who work or visit poultry farms must adhere to the guidance of the farm management when it comes to biosecurity protocols.
There are...
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...
When the gut rebels: the challenge of chronic inflammation in laying hens
In the poultry industry, intestinal health is a cornerstone for achieving high production yields, feed efficiency, and disease resistance. One of the issues that...
Effects of probiotic bacillus Amyloliquefaciens H57 on performance and intestinal microbiota of chickens
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...
Prevention and control of biofilm in water line systems as part of biosecurity protocols
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...
The ABCs of CDT (Clostridial Dermatitis of Turkeys)
Clostridial Dermatitis of Turkeys (CDT), also referred to as Cellulitis, remains a major disease issue across all geographic regions of the US; the annual...
Impact of grain type on performance in broilers under Necrotic Enteritis challenge
The aim of this study was to investigate the effect of grain type on performance and gut microbiota composition in broiler chickens under a...
Pathological manifestations of highly pathogenic and predominant Eimeria species in turkeys
Coccidiosis is caused by intra-cellular enteric protozoan parasites of the genus Eimeria. Eimeria is a gastrointestinal parasite with a complex life cycle involving an...
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...
Effect of multi-xylanase system on growth performance and gut health in broilers
Non-starch polysaccharides (NSP), particularly arabinoxylans (AX), with complex biochemical structures are one of the main causative factors for impaired growth performance and poor gut...
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....
Infectious Laryngotracheitis (ILT) Advisory – City of Kingston
The Feather Board Command Centre (FBCC) is issuing an Infectious Laryngotracheitis (ILT) biosecurity advisory for an approximate 10 km area in the City of Kingston.
FBCC...
Chlamydia spp. detected in poultry in Piedmont, Italy
Chlamydia spp. are agents of re-emerging infections in poultry worldwide and deserve attention from a public health perspective due to the well-known zoonotic nature...
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...
