Use of commercial premixes with low levels of organic trace minerals on egg production...

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Common industry practice is to supply trace minerals well above published recommendations. An experiment was conducted to examine the effects of two commercial premixes...

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...

Low protein diets down regulate hepatic enzymes

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

Metabolisable energy of ingredients in peak layers

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Layer nutritionists typically rely on apparent metabolisable energy data generated in broilers as layer AME data are less available. The bioassays are typically conducted...

On free amino acids – Their role in starch and protein digestive dynamics

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The quantity of glucose and amino acids absorbed from the small intestine is a function of dietary concentrations, feed intakes and digestibility coefficients. Moreover,...

Comparative sustainability of differing dietary amino acids and energy regimes for individual laying hens...

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Poultry production has been identified as an efficient source of terrestrial, farmed animal protein. However, in tandem with all food production, sustainability into the...

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...

The selection element in whole grain feeding regimes

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Seven dietary treatments consisting of a ground grain control and six treatments with pre- and post-pellet whole grain inclusions of 7.5, 15.0 and 30.0%...

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...

Growth begins in the gut

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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...

The future of probiotics

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USPOULTRY and the USPOULTRY Foundation announce the completion of a funded research project at the Western University of Health Sciences in Pomona, Calif., in...

Corn milling efficiency and particle size effects on pullet growth performance

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Corn is usually ground locally at the feed mill, while soybean meal is pre-processed and feed mills have little control over its particle size...

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...

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...

Immediate post-hatch nutritional restriction in broilers

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The effect on broiler muscle development and occurence of intramuscular fat. Neonatal nutrition and immediate post hatch nutritional restriction represent an important facet of broiler...

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 effects of in-ovo feeding

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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...

Challenges in longer laying cycle. Stabilizing egg quality

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In the past 50 years, selection, initially at the breed level and then using quantitative genetics coupled with a sophisticated breeding pyramid, has resulted...

The relationship between feed particle size, gizzard development and broiler performance

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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...

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...

Using more bioavailable sources of trace minerals pays off

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A study of broiler breeder performance was conducted using three separate minerals programmes. The objective was to determine if productivity could be maintained at...

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....

The role of mechanistic theory in delaying the development of NSPases

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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...

Taking phytase superdosing from scientific concept to commercial application: a UK example

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Scientific research is based on carefully designed experiments, performed in carefully controlled conditions with the outcome measured as accurately as possible, using a range...

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...

Ideal amino acids and chicken gut disturbance

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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....

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...

Laying hen nutrition for optimizing egg production and quality

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Hen nutrition is important; during the initial period of pullet rearing (<45 days of age), small particle size obtained by grinding of main cereals...

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...

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,...

IFIF: Better nutrition for improved animal health

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

Development of coccidial vaccinal immunity is not impaired by feeding oregano essential oil

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Coccidial vaccination is an alternative to medication programmes, although vaccination can lead to impaired performance. The objective of this study was to determine the effect...

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...

Low protein diets supplemented with glycine, glutamine or arginine for broilers

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A previous study highlighted differences between a low protein (LP) diet and a higher concentration of amino acids (AA) for intestinal permeability and performance...

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),...

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...

Performance, immunity and blood biochemical parameters of broiler chickens fed diets containing Kappaphycus alvarezii

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Kappaphycus alvarezii (KPA) can be incorporated at 1.50% in diets for improved performance, immuno-responsiveness and blood biochemical parameters in broiler chickens. Introduction Kappaphycus alvarezii (KPA) is...

EU compound feed production market forecast 2025

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FEFAC market experts forecast continued stability in the EU compound feed production market for 2025. The total industrial compound feed production in the EU27...

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...

Calcium nutrition, bone metabolism, and eggshell quality in longer-persisting layers

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As regard layers management, rather than being depopulated at 60 to 70 weeks of age, or being moulted to allow for additional production cycles,...

Spirulina platensis Algae, a novel poultry feed additive

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Identifying alternative replacements for soybean meal in a high quality and reasonable price is of importance in poultry production and physiological parameters. Spirulina platensis...

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

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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...

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...

Energy utilization in broilers fed a sorghum-based diets supplemented with phytase and carbohydrases

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This study was conducted to evaluate the endogenous enzyme activities and energy utilization of broilers fed sorghum-based diets supplemented with phytase and carbohydrases Broilers were...

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...

Axel Aguayo joins Hubbard as Technical Sales Manager Spain & Portugal

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EMEA – Hubbard is pleased to announce the appointment of Axel Aguayo as Technical Sales Manager for Spain and Portugal. Axel is based in...

The use of moringa oleifera leaf meal (MOLM) and its extract in low protein...

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The objective of the present study was to evaluate the effect of incorporating different levels of MOLM and its extract - as natural antioxidants...

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...

High levels of cottonseed meal supplemented with composite microbial enzymes

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Effects of cottonseed meal supplemented with composite microbial enzymes on broiler chickens. Soybean meal (SBM) is the premier plant protein source used by the poultry...

Fatty acids in ABF poultry production: a nutritionist’s perspective

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The beneficial role of short-chain fatty acids and medium chain fatty acids on gut health and reducing pathogen colonization has been well documented over...

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...

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...

Impact of dietary soluble non-starch polysaccharide levels on the gastrointestinal environment of young broilers

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The dietary fibre content of broilers diets is frequently neglected during feed formulation, despite the prevalence of fibrous material in feed ingredients and notable...

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...

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...

Ileal amino acids digestibility in response to increasing phytase dose or MCP levels in...

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Commercial broiler feed is formulated mainly with plant based ingredients including cereals and oil seeds. These ingredients provide low available P because 70-80% of...

NSP enzymes, gut microbiota and fermentation products

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Arabinoxylans account for 50-70% of the NSP feed enzymes present in cereal grains and make up the majority of cell wall NSP in corn,...

Copper influences broilers’ performance and growth

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Copper (Cu) is an essential component involved in a wide variety of biochemical processes. It must be supplemented in the trace mineral premix as...

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...

Apparent metabolisable energy of common cereal grains for broiler chickens is influenced by bird...

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The current study was conducted to investigate the influence of broiler age on the apparent metabolisable energy (AME) and nitrogen-corrected AME (AMEn) of four...

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...
broiler chickens

Supplementation of a protected complex of biofactors and antioxidants on the gene expression and...

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The objective of this study was to evaluate the dietary supplementation of a protected complex of biofactors and antioxidants P(BF+AOx) on the expression of...

Barley in pelleted broiler starter diets: effects of carbohydrase supplementation and steam-conditioning temperature

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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...

Precision feeding of broiler breeders

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Precision livestock feeding relies on real-time sensor feedback from individual birds to decide whether or not to allocate feed, according to the needs of...

Low protein diets downregulate hepatic enzymes

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

Challenges in poultry feeding

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Poultry producers around the world continue to struggle with high production costs for poultry feeding, largely due to volatility in prices for basic feed...

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 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...

Transgenerational impact of broiler breeder nutrition

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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....

Managing the risk makes the difference in mycotoxin control

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A webinar on the results of the 2017 harvest analyses in terms of mycotoxin contamination has been recently held. Two experts on the matter...

Modification of the chicken intestinal epithelial physical barrier in poultry by dietary factors

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The intestinal epithelial physical barrier is the most critical element of maintaining an intact intestinal barrier and made up of a layer of columnar...

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...

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...

Effects of low protein and balanced amino acid levels on birds under subclinic NE

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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...

Intestinal barrier function – A case to be studied in reduced protein diets

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Maintaining intestinal health and growth remains a concern as demands increase to limit the use of antibiotics in poultry production. There is also an...

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...

Probiotic Bacillus licheniformis significantly improves layer performance

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Adding probiotic Bacillus licheniformis DSM 28710 to layer diets was shown to improve layer performance, both in commercial as well as in research conditions....

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...

Bacillus Subtilis improves performance of broilers fed medicated or non-medicated feed

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Animal digestive health is key to obtain optimal performance. Antibiotic growth promoters (AGPs) have long been shown to be very effective to develop and...

How much dietary protein is too much

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Dietary protein accounts largely for most of broiler feeding costs which in return shrink revenue if protein is not used efficiently. Tuning dietary protein...

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