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

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

Feeding low protein diets to meat chickens

Feeding low protein diets formulated to provide all the required amino acids without excesses may reduce putrefaction and therefore the production of toxic and odorous metabolites in the hindgut and litter.

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

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...

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...

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...

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...

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...

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...

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

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

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

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...

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...

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....

A cost-effective poultry feed additives solution to partially replace vitamin E

Livestock producers typically use feed additives such as vitamin E to increase the antioxidant capacity of animals and minimise economic losses. Recently, the price 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...

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...

Effectiveness of a double choice test to assess dietary taste preferences in broiler chickens

Investigations into the taste system of chickens can help to improve poultry feeding strategies. However, a comprehensive study on dietary taste preferences for broilers...

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

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

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...

Feeding management of broiler breeders

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...

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...

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...

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...

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...

Immunogenic ingredients in poultry

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

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...

Precision feeding of broiler breeders

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...

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),...

Measurement of true ileal calcium digestibility of meat and bone meal for broiler chickens

Currently, there is a move towards the use of digestible phosphorus (P) in diet formulations for poultry due to P excretion into the environment...

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...

High levels of cottonseed meal supplemented with composite microbial enzymes

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...

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 Xylanase can improve performance of a broiler diet

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...

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

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

A new perspective on feeding broiler breeders

Due to sophisticated genetic selection programs carried out by poultry breeding companies such as Aviagen, today’s broilers can grow with very efficient feed conversion...

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...

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...

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 future of probiotics

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

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....

Immediate post-hatch nutritional restriction in broilers

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...

A cost-effective solution to partially replace vitamin E

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

Poultry Probiotics Market to amass huge profits as an alternative to antibiotics

Poultry probiotics market has witnessed phenomenal gains over the recent years, with the growing pressure regarding reducing the use of antibiotics in the food...

Replacing soy in broiler diets. Effect on performance, carcass yield and cost of production

The objective of the present study was to evaluate the effect of replacing soybean meal (SBM) in broiler diets on performance, carcass quality and...

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

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...

Low protein diets in broilers

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

Site and extent of digestion on poultry production

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

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

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...

Challenges in poultry feeding

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

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...

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...

Nutritional implications of antibiotic free rearing of broilers

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 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...

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...

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

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...

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...

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...

Improving feeding efficiency with innovating products

At Trouw Nutrition they have focused their innovation in the poultry business on finding new ways of achieving improved feeding efficiency and enhanced performance...

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...

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...

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...

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....

NSP enzymes, gut microbiota and fermentation products

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,...

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...

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...

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...

Development and evaluation of probiotics

As restrictions to antibiotic growth promoters (AGP) have become more prevalent, producers have turned to several technologies as probiotics - Direct Fed Microbials to...

The ability of meat chickens to extract energy from wheat

The apparent metabolisable energy (MJ/kg dry matter) values for wheats were determined in two conventional energy balance experiments on meat chickens. A blend of...

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...

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...

Training the animal microbiome to degrade fibre with NSPase

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...

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...

Why do we need low protein meat chicken diets?

The current level of protein used in meat chicken diets is linked to various issues observed in the industry including feed cost and feed...

H7N9 flu mutation identified that allows immune system escape

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

The selection element in whole grain feeding regimes

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%...

Corn co-products in broilers

The expansion of the ethanol industry has increased the availability of a variety of corn co-products as feedstuffs for livestock and poultry. Of the...

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...

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...

NRGene to offer the first broad soy diversity & haplotype database

All-by-all full genome comparison of 30+ varieties to rapidly improve nutrition and hardiness and reduce resource requirementsNRGene, the leading genomic big data company, has...

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...

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