The importance of feeding time observation
Achieving proper bodyweight, flock uniformity, and sexual maturity at light stimulation are some of the biggest management challenges for broiler breeder farms.
Today’s breeder pullets...
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...
The effects of in-ovo feeding
In-ovo feeding is a key issue in poultry. The embryonic and immediate post hatch developmental period represents a significant phase in attaining quality broiler...
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...
Thoughts on diet energy. Definitions, requirements and alternatives
Energy is by far our most expensive nutrient, yet surprisingly we never receive guarantees when we trade ingredients or manufacture diets. Energy level dictates...
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...
Natural antioxidants in poultry production
From vitamins to vitagenes - First part
In general, there are four major types of stress in poultry production: technological, environmental, nutritional and internal stresses....
The effects of a multi-enzyme and Bacillus probiotic combinations on calcium and phosphorus digestibility...
450 day-old male Ross 308 chicks were randomly allocated to 3 dietary treatments with 6 replicate pens per treatment and 25 birds per pen....
Phytic acid reduction in canola and camelina meals
Canola and camelina meals have been identified as alternative plant protein sources in place of soybean meal for animal feeding. The use of these...
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...
Comparison of the effects of dietary available phosphorus and feed restriction on performance, egg...
This study was performed to evaluate the effect of available phosphorus and restricted feeding level on laying hens productivity, egg quality and yolk fatty...
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...
Effectiveness of a double choice test to assess dietary taste preferences in broilers
Investigations into the taste system of broilers can help to improve poultry feeding strategies. However, a comprehensive study on dietary taste preferences for broilers...
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...
Water quality guidelines for turkeys
Turkeys typically consume twice as much water as feed, so it is important to provide a clean, healthy water supply. Water not only serves...
Science unveils new pathway to broiler chicken growth performance
A new tool has emerged for broiler chicken operations seeking new ways to optimize results while keeping aligned with a full range 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...
Metabolisable energy of ingredients in peak layers
Layer nutritionists typically rely on apparent metabolisable energy data generated in broilers as layer AME data are less available.
The bioassays are typically conducted...
Early introduction of whole-grain diets to broiler chickens
The main problem with introducing whole-grain diets (WGD) to newly hatched chicks is the kernel size and this has led to such diets being...
Research examines alternative feeding programs and photostimulation periods for broiler breeders
USPOULTRY and the USPOULTRY Foundation announce the completion of a funded research project at the University of Georgia in Athens, Georgia, in which researchers...
Lowering dietary calcium and available phosphorus in broilers
The aim of this trial was to investigate the effect of lowering dietary calcium (Ca) and available phosphorus (av.P) during Starter (0 to 10d),...
Best practice in feed management
How innovative thinking and a proactive approach can ensure best practice with feed on broiler farms
In partnership with Cobb, this article examines best practice...
Copper influences broilers’ performance and growth
Copper (Cu) is an essential component involved in a wide variety of biochemical processes. It must be supplemented in the trace mineral premix as...
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...
Layer nutrition associated with different production systems
The egg industry continues to grow; in the past this was in cage production, but today’s growth is focused on alternative production systems such...
Requirement of digestible calcium at different dietary concentrations of digestible phosphorus for broiler growers
An experiment was conducted to determine the digestible calcium (Ca) and digestible phosphorus (P) requirements of 11-24 days old broiler chickens.
L.S. David1, M.R. Abdollahi1,...
The role of early experience on the behavior of hens housed in cage-free aviaries
Understanding the consequences of rearing experiences on the behavior and bone integrity of laying hens can help inform solutions to animal welfare and management...
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...
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...
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...
Challenges in longer laying cycle. Stabilizing egg quality
In the past 50 years, selection, initially at the breed level and then using quantitative genetics coupled with a sophisticated breeding pyramid, has resulted...
Origin of feed ingredients in Dutch compound feeds
Wageningen University and Research (WUR) studied the origin of protein-rich feed ingredients, which in 2018 were applied in Dutch compound feeds. 65% of proteins...
Bacterial bile salt hydrolase for a good microbiota
However, limiting antibiotics use could compromise animal production efficiency and health. Thus, there is an urgent need to develop effective alternatives to antibiotic growth...
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...
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...
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...
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...
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...
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...
Broiler nutrition, future efficiency
Talking about broiler nutrition, we all want the best possible return while investing as little as possible: efficiency is the keyword to success and...
Hybrid Feed – New approach in layer hen feed at start of production
The actual genetic improvements in layer hens are providing the market with a layer hen producing saleable size eggs quicker than before and extending...
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....
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...
Black soldier fly larvae in meat chicken diets modifies the fatty acid profile in...
Black soldier fly (BSF) larvae are a promising alternative feed ingredient for monogastrics,includingpoultry.However,theimpactoffeedingBSFlarvaeinbroilerdietson the fatty acid profile of the breast chicken meat remains unknown.
This...
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...
Ideal amino acids and chicken gut disturbance
There is considerable interest in the development of low protein diets
with supplemental amino acids for broiler chickens due to economic, environmental and bird
welfare advantages....
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...
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...
Transgenerational impact of broiler breeder nutrition
Continuous genetic selection in meat-type chicken for rapid growth resulted in increased meat production and decreased the time required for achieving the market weight....
The use of enzymes in broiler chicken diets
The use of exogenous enzymes in broiler nutrition is a well‑established strategy to enhance feed efficiency, reduce production costs, and mitigate the environmental impact...
A novel microbiome metabolic modulator improved growth performance and intestinal morphology during a coccidiosis...
The present study was designed to investigate the effects of a precision glycan Microbiome Metabolic Modulator (MMM) on growth performance and gut health parameters...
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...
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...
Effect of two different fibre sources on growth and immune function in grower layer-pullets
This study was conducted to evaluate the effect of two different fibre sources on pullet growth, gut immune tissue, and lymphocyte proliferation of strain...
Managing the risk makes the difference in mycotoxin control
A webinar on the results of the 2017 harvest analyses in terms of mycotoxin contamination has been recently held. Two experts on the matter...
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...
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...
The challenge of feeding modern broiler breeders
Broiler breeders are expected to produce about 150 chicks in 40 weeks of production and even though it is commonly believed that selection for...
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...
Effect of the type of diet and the addition of humic substances as growth...
In recent years, humic substances have been tested as growth promoters in animal production and are one of the promising options to face the...
Scientifically validated results to raise poultry production profitability
The Poultry Science Association 2017 Annual Meeting took place in Orlando, Florida on July 17-20. Being the most prestigious scientific event for poultry in...
Short chain fatty acids and poultry gut health
Due to customer demands, producers have been asked to change the way they grow production animals, specifically through the removal of antibiotics. With this...
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),...
Growth begins in the gut
In the race to replace antibiotics on Canadian poultry farms, some producers have successfully adopted yeast-based prebiotic supplements. But there’s more potential to enhance...
Potential to produce poultry feed from food wastes
The annual food waste in Australia is estimated at 7.5 million tonnes
with the majority disposed of in landfills. This not only
causes significant economic loss...
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...
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...
Probiotics as an alternative to antibiotics for treating lameness in broilers
The pathogenesis leading to a form of lameness known as bacterial chondronecrosis with osteomyelitis (BCO) appears to be initiated by mechanical microfracturing of susceptible...
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...
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...
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...
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...
Additivity of ileal amino acid values of sorghum with different protein sources
Sorghum is used widely in Australian poultry diets, primarily as an energy component. It is usually fed in diets that contain wheat but may...
Low protein diets supplemented with glycine, glutamine or arginine for broilers
A previous study highlighted differences between a low protein (LP) diet and a higher concentration of amino acids (AA) for intestinal permeability and performance...
Comparative sustainability of differing dietary amino acids and energy regimes for individual laying hens...
Poultry production has been identified as an efficient source of terrestrial, farmed animal protein. However, in tandem with all food production, sustainability into the...
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...
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...
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...
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...
Effect of the type of diet and the addition of humic substances as growth...
In recent years, humic substances have been tested as growth promoters in animal production and are one of the promising options to face the...