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...

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...

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...

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...

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...

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....

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...

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...

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...

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...

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...

Immunogenic ingredients in poultry

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

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...

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...

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...

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...

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...

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...

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....

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...

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...

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),...

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...

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...

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...

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...

Three common turkey diet deficiencies

When a nutritionist is brought in to evaluate the performance of a flock, loss of appetite and lack of growth are common symptoms that...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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,...

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 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...

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...

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...

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...

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...

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.

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...

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...

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...

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...

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...

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...

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...

Taking NIR beyond feedstuff analysis to enhance turkey production profitability

Turkey production, as with all animal production, has been facing substantial economic challenges in recent years. Poor crop yields, higher competition for raw materials and increased pressure on the food supply chain have resulted in more variability in feed prices and an increased presence of more industrial by-products in feed formulations.

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....

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,...

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...

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...

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%...

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...

Hen feeding for progeny: current research and U.S. field perspectives

Hen nutrition is a key component for good chick viability, welfare, growth, and meat yields. This paper covers some historical and current research on hen feeding to impact progeny, and how the U.S. breeder nutritionist is poised to implement some of these opportunities in the current market conditions.

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...

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