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),...
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,...
Estimated total cereal production in the EU-27 for the 2022 harvest
Experts from the Copa and Cogeca working groups on cereal and oilseed gathered in Brussels, with an estimated total cereal production of 277 million...
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...
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...
Supplementation of a protected complex of biofactors and antioxidants on the gene expression and...
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...
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...
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...
Origin of feed ingredients in Dutch compound feeds
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...
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...
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...
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...
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...
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...
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...
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,...
Benefits of non-synthetic, natural oregano essential oil in pullet rearing
Feeding oregano essential oil to pullets during rearing can help to improve flock uniformity, reproductive fitness and feed efficiency, according to research undertaken at...
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...
Protein digestive dynamics influence growth performance of broiler chickens
Three apical diets were formulated to stimulate different protein digestion rates dependent on the major constituents: standard (soybean meal), rapid (whey protein) and very...
Research examines alternative feeding programs and photostimulation periods for broiler breeders
USPOULTRY and the USPOULTRY Foundation announce the completion of a funded research project at the University of Georgia in Athens, Georgia, in which researchers...
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...
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...
Energy utilization in broilers fed a sorghum-based diets supplemented with phytase and carbohydrases
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...
Phytase efficacy in young turkeys versus young broilers
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...
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...
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...
Feeding strategies for improved performance
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....
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...
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...
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...
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...
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...
Low protein diets supplemented with glycine, glutamine or arginine for broilers
A previous study highlighted differences between a low protein (LP) diet and a higher concentration of amino acids (AA) for intestinal permeability and performance...
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...
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...
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...
Reducing undigested protein available at the intestinal wall on broilers
An experiment was conducted to evaluate the effects of supplementing an inherently thermo stable protease in broilers fed diets based on single raw materials,...
IFIF: Better nutrition for improved animal health
The International Feed Industry Federation (IFIF) underlined its commitment to supporting efforts by the World Organisation for Animal Health (OIE) to strengthen animal health...
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...
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...
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...
Growth begins in the gut
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...
Effects of beta glucans in poultry health and nutrition
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...
Nutritional economics for commercial turkey operations
Feed is the single biggest cost to a turkey operation, 60% to 70% of the cost of production is related to feed, with energy...
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...
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...
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...
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...
Phytic acid reduction in canola and camelina meals
Canola and camelina meals have been identified as alternative plant protein sources in place of soybean meal for animal feeding. The use of these...
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...
Broiler management and feed formulation approaches in hot environments
High temperatures can be an obstacle in livestock production particularly in tropical regions. Broilers are more susceptible to high ambient temperatures because they lack...
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....
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...
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...
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...
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...
Performance, immunity and blood biochemical parameters of broiler chickens fed diets containing Kappaphycus alvarezii
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...
NIRS study on nutritional profiles of 100 soybean meal samples from USA and Brazil
This paper compares the nutrient profile of soybean meal (SBM) samples from the USA and Brazil. Proximate analysis, total amino acids, standardized ileal digestibility...
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...
Effect of graded levels of supplementary phytase in diets with and without rapeseed meal...
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 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....
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...
EU Compound feed production in 2021 – Market Outlook 2022
Industrial compound feed production in the EU remained stable in 2021. Looking forward, the spread of animal diseases and the continuing global grain market...
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...
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...
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...
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...
Nutritional additive strengthens bones in layer hens
Bone quality in egg-laying hens benefits from a common feed supplement as well as from traits that help their skeletons store calcium, research shows....
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....
Chelated copper compared to antibiotics effect on gut health in broilers
In this study the specific interventions of chelated copper methionine hydroxy analogue (cuMHAC) and a combination of cuMHAC and an effective foregut acidifier were...
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...
Path to the 100 week age layers in cage free systems
Egg producers are always looking for ways to improve layer hen’s efficiency as, nowadays, the genetic potential of layers is targeting an extended age...
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...
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...
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...
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...
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...
Probiotic Bacillus licheniformis significantly improves layer performance
Adding probiotic Bacillus licheniformis DSM 28710 to layer diets was shown to improve layer performance, both in commercial as well as in research conditions....
Natural antioxidants and vitagene concept in poultry production – Second part
From vitamins to vitagene. In this second part the focus will be on the Vitagene concept, which refers to a group of genes involved...