Broiler breeders, a research on alternative feeding programs and photostimulation periods
USPOULTRY and the USPOULTRY Foundation announce the completion of a funded research project at the University of Georgia in Athens, Georgia, in which researchers...
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...
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...
Copper influences broilers’ performance and growth
Copper (Cu) is an essential component involved in a wide variety of biochemical processes. It must be supplemented in the trace mineral premix as...
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...
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...
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...
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...
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...
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...
In Vitro evaluation of xylo-oligosaccharide production from different batches of wheat with and without...
Supplementing poultry diets with xylanase partially depolymerizes the xylans present in the dietary cereals, reducing the number of sugars in the molecular chains. The...
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...
Organic acids as feed additives: pros and cons
Organic acid salts are often included as feed additives in livestock nutrition as feed preservatives but also as growth promoters, intestinal microbiota enhancers, and...
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....
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...
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...
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...
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...
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...
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...
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...
Barley in pelleted broiler starter diets: effects of carbohydrase supplementation and steam-conditioning temperature
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...
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....
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...
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,...
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...
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,...
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...
A novel microbiome metabolic modulator improved growth performance and intestinal morphology during a coccidiosis...
The present study was designed to investigate the effects of a precision glycan Microbiome Metabolic Modulator (MMM) on growth performance and gut health parameters...
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,...
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...
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...
Research examines different dietary treatments for woody breast
USPOULTRY and the USPOULTRY Foundation announce the completion of a funded research project at Auburn University in Auburn, Alabama, in which researchers examined different...
Response of broilers fed phytase enzymes of different optimal pH ranges alone or in...
Dr. Kelley Wamsley and colleagues at the Mississippi State University Poultry Science Department recently completed a research project that investigated how broilers respond when...
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...
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...
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...
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 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...
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...
Hybrid Feed – New approach in layer hen feed at start of production
The actual genetic improvements in layer hens are providing the market with a layer hen producing saleable size eggs quicker than before and extending...
Use of commercial premixes with low levels of organic trace minerals on egg production...
Common industry practice is to supply trace minerals well above published recommendations. An experiment was conducted to examine the effects of two commercial premixes...
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...
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...
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...
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...
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...
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...
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...
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...
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...
Using a multi-protease enzyme in poultry diets to improve broilers performance
The present study investigates the effect of protease on the productivity of broilers under reduced crude protein (CP) and amino acid (AA) diet conditions....
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...
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)....
Effects of low protein and balanced amino acid levels on birds under subclinic NE
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...
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....
Animal feed probiotics market expands as antibiotic-free nutrition gains momentum
The global animal feed probiotics market is undergoing a significant transformation as livestock producers increasingly seek sustainable, science-driven alternatives to conventional growth promoters. Valued...
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....
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...
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...
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...
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...
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...
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...
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...
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...
A dose response of a heat stable phytase on broiler performance and nutrient digestibility
Phytases have been heavily researched for decades and been used commercially since the early 1990s. Phytase from microbial origin is therefore added to monogastric...
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...
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...
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...
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...
The role of mechanistic theory in delaying the development of NSPases
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...
Changing role of poultry nutritionist in a changing industry
Reflecting back on 30 years of working in the poultry industry as nutritionists we realize that the biggest changes that have occurred have mostly...
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...
Layer nutrition associated with different production systems
The egg industry continues to grow; in the past this was in cage production, but today’s growth is focused on alternative production systems such...
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...
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...
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...