Meta-analysis of genetic parameters of feed conversion and related traits in chickens

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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),...

Effects of probiotic bacillus Amyloliquefaciens H57 on performance and intestinal microbiota of chickens

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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...

The bioavailability of zinc in poultry: what does literature say?

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Zinc bioavailability: zinc is an essential trace element for all the animals, including broilers. In case of deficiency, alteration of growth performance and distortion...

Low protein diets in broilers

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Some recent research at the Arkansas Agriculture Experiment Station Poultry Research Farm has been focused on low protein diets in broilers. Many nutritionists rely...

Algae products in organic poultry diets

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

How Xylanase can improve performance of a broiler diet

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Whilst xylanase rich NSP-enzymes are used consistently in wheat based diets the question remains whether the positive response seen can be ascribed solely to...

Influence of feed form and particle size on the performance and nutrient utilisation of...

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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...

Research examines different dietary treatments for woody breast

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USPOULTRY and the USPOULTRY Foundation announce the completion of a funded research project at Auburn University in Auburn, Alabama, in which researchers examined different...

Comparison of wheat and maize-based diets on growth performance and meat quality of broiler...

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Maize and wheat are a major source of energy in broiler diets. Generally, wheat-based diets are offered to broiler chickens in Europe, Australia and...

Broiler management and feed formulation approaches in hot environments

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High temperatures can be an obstacle in livestock production particularly in tropical regions. Broilers are more susceptible to high ambient temperatures because they lack...

Effect of two different fibre sources on growth and immune function in grower layer-pullets

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This study was conducted to evaluate the effect of two different fibre sources on pullet growth, gut immune tissue, and lymphocyte proliferation of strain...

Antioxidants in broiler breeder diets can affect offspring performance

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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...

Response of broilers fed phytase enzymes of different optimal pH ranges alone or in...

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Dr. Kelley Wamsley and colleagues at the Mississippi State University Poultry Science Department recently completed a research project that investigated how broilers respond when...

The effect of microbial challenge on the intestinal proteome of broilers

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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...

Feeding management of broiler breeders

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Modern strains of fast-growing broilers have been selected for fast growth, feed efficiency and high feed intake, and broilers are processed once they achieve...

Effects of yeast and its derivatives on meat yield

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The present experiment was designed to determine the effects of yeast and its derivatives on meat yield and hematological indices of broiler chickens challenged...

Training the animal microbiome to degrade fibre with NSPase

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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...

A cost-effective solution to partially replace vitamin E

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Oxidative imbalance can reduce animal productivity. If severe, it can lead to inflammation, reduced immune function and increased susceptibility to disease. Livestock producers typically...

Effect of graded levels of supplementary phytase in diets with and without rapeseed meal...

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Application of dietary enzymes, including phytase, protease, and carbohydrases, alone or in combination, to facilitate phosphorus, protein, and energy utilization is a common approach...

The potential of perinatal nutrition

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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...

Potential to produce poultry feed from food wastes

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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...

In vivo digestion of GM proteins in laying hens

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Despite all of the positive effects of modern technologies to improve corn and soybean yields, the consumer often has a different perception of the...

Dietary non-phytate phosphorus levels for laying hens in the last phase of lay

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The phosphorus (P) requirement of laying hens is an area of on-going debate and it is a factor that contributes to hen performance and...

Feeding strategies for improved performance

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When it comes to improving performance through nutrition, meeting poultry requirements in the way they want/need is paramount to fully achieve their genetic potential....

Bacterial bile salt hydrolase for a good microbiota

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However, limiting antibiotics use could compromise animal production efficiency and health. Thus, there is an urgent need to develop effective alternatives to antibiotic growth...

NRGene to offer the first broad soy diversity & haplotype database

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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...

Site and extent of digestion on poultry production

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In poultry formulation and production of feed has evolved extensively in the last century with the identification of required nutrients, and subsequent and continuing...

What is the influence of nutrition and management on egg weight?

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Managing egg weight is important for farmers and can greatly vary depending on market demand. Obtaining an egg size in line with market demand...

Chelated copper compared to antibiotics effect on gut health in broilers

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In this study the specific interventions of chelated copper methionine hydroxy analogue (cuMHAC) and a combination of cuMHAC and an effective foregut acidifier were...

Broiler nutrition, future efficiency

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Talking about broiler nutrition, we all want the best possible return while investing as little as possible: efficiency is the keyword to success and...

VAL-CO, clean and dry feed from delivery to consumption

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A VAL-CO feed storage and transport system is designed to keep feed clean and dry from delivery to consumption. Store your feed in our...

Estimated total cereal production in the EU-27 for the 2022 harvest

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Experts from the Copa and Cogeca working groups on cereal and oilseed gathered in Brussels, with an estimated total cereal production of 277 million...

Feed Conversion Ratio optimized for farmer profit

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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...

Feeding broilers of the future

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The only way to maintain production is to improve the understanding of precision nutrition so that producers can feed broilers with low or no...

Broiler breeders, a research on alternative feeding programs and photostimulation periods

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

Improving broiler-breeder performance with 25-hydroxyvitamin D3 of fermentative origin

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25-hydroxyvitamin D3 from a fermentative source was supplemented to broiler-breeders in two separate trials, compared to standard basal diets without a 25-hydroxyvitamin D3 source....

Comparison of the effects of dietary available phosphorus and feed restriction on performance, egg...

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This study was performed to evaluate the effect of available phosphorus and restricted feeding level on laying hens productivity, egg quality and yolk fatty...

Dietary calcium, phytate and non-phytate phosphorus, on IP6 degradation in broilers

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The effectiveness of phytase is usually determined under phosphorus or both calcium and phosphorus deficient specifications. Phytase efficacy in terms of increasing available or...

A dose response of a heat stable phytase on broiler performance and nutrient digestibility

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Phytases have been heavily researched for decades and been used commercially since the early 1990s. Phytase from microbial origin is therefore added to monogastric...

Nutritional implications of antibiotic free rearing of broilers

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The gradual reduction in the use of AGP coincided with an increase in the therapeutic use of antibiotics on farm level. Especially in broiler...

Effects of beta glucans in poultry health and nutrition

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Immune modulators such as beta glucans have today a major role in poultry production. The poultry production industry has seen astonishing improvements over the past...

Sustainable chicken meat production is enhanced by tangibly reduced crude protein diets

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The environmental impact of soyabean meal is estimated to be approximately three times that of grain and successful implementation of reduced crude protein diets...

A rationale for elevated free threonine plasma concentrations in chickens offered reduced-crude protein diets

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Pronounced elevations in free threonine plasma concentrations have been consistently observed pursuant to crude protein reductions in broiler diets. However, the magnitude of these...

Dietary energy, digestible lysine and available phosphorus levels influence growth performance and carcass traits...

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Energy (E) and amino acids (AA) are two of the most expensive components in broiler diets. There is no general consensus regarding the interaction...

Layer nutrition associated with different production systems

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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...

Probiotics as an alternative to antibiotics for treating lameness in broilers

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The pathogenesis leading to a form of lameness known as bacterial chondronecrosis with osteomyelitis (BCO) appears to be initiated by mechanical microfracturing of susceptible...

Research examines alternative feeding programs and photostimulation periods for broiler breeders

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

EU Compound feed production in 2021 – Market Outlook 2022

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Industrial compound feed production in the EU remained stable in 2021. Looking forward, the spread of animal diseases and the continuing global grain market...

Broilers diets with high and low net energy but similar metabolisable energy

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A semi-commercial scale feeding study was conducted to compare formulations of broiler diets based on predicted net energy (NE) and metabolisable energy (ME). It...

Benefits of non-synthetic, natural oregano essential oil in pullet rearing

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Feeding oregano essential oil to pullets during rearing can help to improve flock uniformity, reproductive fitness and feed efficiency, according to research undertaken at...

A Box-Behnken assessment of fishmeal and sorghum inclusions in broiler diets

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The objective of this study was to investigate the impacts of starch and protein digestive dynamics on broiler growth performance using Box-Behnken response surface...

Origin of feed ingredients in Dutch compound feeds

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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...

Organic acids as feed additives: pros and cons

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Organic acid salts are often included as feed additives in livestock nutrition as feed preservatives but also as growth promoters, intestinal microbiota enhancers, and...

Dietary approaches to control Necrotic Enteritis in broilers

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Necrotic Enteritis (NE) occurs in broilers due to an overabundance of C. perfringens and is usually associated with predisposing factors which include coccidial challenge,...

Keel bone integrity in layers – Observations, nutritional remedies, and myth-busting

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The issue of keel bone deformities and abnormalities is different depending on various housing systems for the birds. Keel fractures have received a lot...

Natural antioxidants and vitagene concept in poultry production – Second part

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From vitamins to vitagene. In this second part the focus will be on the Vitagene concept, which refers to a group of genes involved...

H7N9 flu mutation identified that allows immune system escape

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The research, published in the Journal of Virology, demonstrated that small genetic differences in the virus surface proteins can prevent antibodies that protect against...

Antioxidants in poultry nutrition and reproduction. An update

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For the last three decades poultry production worldwide has made tremendous progress in terms of quantity and quality of meat and egg production, including...

Science unveils new pathway to broiler chicken growth performance

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A new tool has emerged for broiler chicken operations seeking new ways to optimize results while keeping aligned with a full range of the...

Phytase efficacy in young turkeys versus young broilers

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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...

Short chain fatty acids and poultry gut health

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Due to customer demands, producers have been asked to change the way they grow production animals, specifically through the removal of antibiotics. With this...

FAO published a report on animal nutrition strategies

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FAO’s publication helps producers use nutrition strategies to reduce the use of antibiotics in their farms. Antimicrobial resistance (AMR) is an increasing threat to...

Animal feed probiotics market expands as antibiotic-free nutrition gains momentum

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The global animal feed probiotics market is undergoing a significant transformation as livestock producers increasingly seek sustainable, science-driven alternatives to conventional growth promoters. Valued...

Methionine supplementation reduces plasma amino acid circulation and enhanced apparent digestibility in broiler chickens

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The objective of this study was to evaluate the impact of methionine supplementation on amino acid concentration in systemic plasma, apparent amino acid digestibilities...

Using a multi-protease enzyme in poultry diets to improve broilers performance

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The present study investigates the effect of protease on the productivity of broilers under reduced crude protein (CP) and amino acid (AA) diet conditions....

The challenge of feeding modern broiler breeders

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Broiler breeders are expected to produce about 150 chicks in 40 weeks of production and even though it is commonly believed that selection for...

Influence of age on the standardised ileal amino acid digestibility of maize and barley...

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Grains are the major energy sources in broilers. However, they also supply about 40% of the total dietary protein and contribute significantly to the...

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

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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...

Black soldier fly larvae in meat chicken diets modifies the fatty acid profile in...

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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...

Lowering dietary calcium and available phosphorus in broilers

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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),...

Inclusion of black soldier fly larvae in a meat chicken diet has minor effect...

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The caecal microbiota composition of commercial broilers is essential to the poultry industry as it can affect the broiler’s health and performance.  Bioactive components of...

Early introduction of whole-grain diets to broiler chickens

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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...

Changing role of poultry nutritionist in a changing industry

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

Priming young birds for gut health and resilience

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This brief review focuses on the types of fibre that the nutritionist should be considering and how a phase feeding strategy should not only...

Reducing undigested protein available at the intestinal wall on broilers

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

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

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

Vitamin D in laying hens: how high is high enough?

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In 2010, the Institute of Medicine in the United States reviewed current literature and changed the estimated average requirement of 400 IU/day to a...

A novel microbiome metabolic modulator improved growth performance and intestinal morphology during a coccidiosis...

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The present study was designed to investigate the effects of a precision glycan Microbiome Metabolic Modulator (MMM) on growth performance and gut health parameters...

Requirement of digestible calcium at different dietary concentrations of digestible phosphorus for broiler growers

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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,...

Effect of the type of diet and the addition of humic substances as growth...

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In recent years, humic substances have been tested as growth promoters in animal production and are one of the promising options to face the...

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