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...
Corn milling efficiency and particle size effects on pullet growth performance
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...
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...
FAO published a report on animal nutrition strategies
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...
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...
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...
Effects of probiotic bacillus Amyloliquefaciens H57 on performance and intestinal microbiota of chickens
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...
Supplementing Bacillus strains in chicken diets
The present study investigated the effects of dietary supplementation of several Bacillus strains on growth performance, intestinal inflammatory and anti-inflammatory cytokines, antioxidants and tight...
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...
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...
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,...
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...
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...
EU compound feed production market forecast 2025
FEFAC market experts forecast continued stability in the EU compound feed production market for 2025. The total industrial compound feed production in the EU27...
Feeding broilers of the future
The only way to maintain production is to improve the understanding of precision nutrition so that producers can feed broilers with low or no...
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...
How much dietary protein is too much
Dietary protein accounts largely for most of broiler feeding costs which in return shrink revenue if protein is not used efficiently. Tuning dietary protein...
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...
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...
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 requirements
NRGene, the leading genomic big data company, has...
VAL-CO, clean and dry feed from delivery to consumption
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...
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...
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...
Fatty acids in ABF poultry production: a nutritionist’s perspective
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...
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 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...
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...
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...
Effect of some biological factors on the performance of broiler breeder hens
This study was carried out at the Poultry Research and Development Unit, El Wadi Company Farms and Poultry Nutrition Laboratory, Environmental Studies and Research...
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...
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),...
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...
Sea urchin waste as alternative source of calcium for laying hens
In Italy, several tons of sea urchins are harvested annually, yet only the gonads are used for consumption; the rest, rich in calcium carbonate,...
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...
Calcium nutrition, bone metabolism, and eggshell quality in longer-persisting layers
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
Identifying alternative replacements for soybean meal in a high quality and reasonable price is of importance in poultry production and physiological parameters. Spirulina platensis...
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),...
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...
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...
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...
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...
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...
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...
Feed management and feeding techniques explained
Feed management and feeding techniques will help to provide the right amount of nutrients at the right time. Although we are talking in this...
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...
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....
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...
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...
Impact of dietary soluble non-starch polysaccharide levels on the gastrointestinal environment of young broilers
The dietary fibre content of broilers diets is frequently neglected during feed formulation, despite the prevalence of fibrous material in feed ingredients and notable...
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...
Methionine supplementation reduces plasma amino acid circulation and enhanced apparent digestibility in broiler chickens
The objective of this study was to evaluate the impact of methionine supplementation on amino acid concentration in systemic plasma, apparent amino acid digestibilities...
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...
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...
Feed physical quality
The effect of feed form is well established, however, feed physical quality is often seen as an issue in the field (see Figure 1)....
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
Performance, intestinal morphology and antioxidant status of broilers fed o-regano essential oil or an...
In this study, the effect of an oregano essential oil, or a blend of formic and propionic acids and essential oil on mineral carriers,...
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....
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...
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...
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,...
Trials show oregano essential oil supports anticoccidial vaccination
Oregano essential oil, well-documented for its antimicrobial action when included in the diets of various poultry species, has been found to be particularly effective...
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...
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...
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...
Sustainable chicken meat production is enhanced by tangibly reduced crude protein diets
The environmental impact of soyabean meal is estimated to be approximately three times that of grain and successful implementation of reduced crude protein diets...
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...
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...
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...
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%...
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....
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...