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...
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...
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...
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...
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...
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...
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...
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....
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....
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...
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...
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...
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...
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...
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...
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...
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...
Dietary starch influences performance of broiler chickens offered low-protein diets
This study suggests that there is interference between the digestion of starch and protein and/or absorption of glucose and amino acids. Paradoxically, the low-protein...
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...
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...
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...
Improving broiler-breeder performance with 25-hydroxyvitamin D3 of fermentative origin
25-hydroxyvitamin D3 from a fermentative source was supplemented to broiler-breeders in two separate trials, compared to standard basal diets without a 25-hydroxyvitamin D3 source....
Effects of yeast and its derivatives on meat yield
The present experiment was designed to determine the effects of yeast and its derivatives on meat yield and hematological indices of broiler chickens challenged...
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...
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....
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...
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...
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...
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...
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...
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...
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...
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%...
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...
Metabolisable energy of ingredients in peak layers
Layer nutritionists typically rely on apparent metabolisable energy data generated in broilers as layer AME data are less available.
The bioassays are typically conducted...
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...
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...
Priming young birds for gut health and resilience
This brief review focuses on the types of fibre that the nutritionist should be considering and how a phase feeding strategy should not only...
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...
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...
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...
Influence of age on the standardised ileal amino acid digestibility of maize and barley...
Grains are the major energy sources in broilers. However, they also supply about 40% of the total dietary protein and contribute significantly to the...
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...
Drought impacts on plant ground cover on a free range egg farm
In this study drought conditions were experienced and was high-lighted the difficulty for farms in maintaining green ground cover during adverse dry conditions.
Introduction
Maintaining vegetation...
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...
Antioxidants in poultry nutrition and reproduction. An update
For the last three decades poultry production worldwide has made tremendous progress in terms of quantity and quality of meat and egg production, including...
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...
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...
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...
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...
Broilers diets with high and low net energy but similar metabolisable energy
A semi-commercial scale feeding study was conducted to compare formulations of broiler diets based on predicted net energy (NE) and metabolisable energy (ME). It...
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...
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...
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...
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...
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...
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...
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...
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...
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....
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...
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...
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,...
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...
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...
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...
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...
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,...
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....
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...
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...
Comparison of the effects of dietary available phosphorus and feed restriction on performance, egg...
This study was performed to evaluate the effect of available phosphorus and restricted feeding level on laying hens productivity, egg quality and yolk fatty...
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...
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...
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...
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...
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...
Dietary approaches to control Necrotic Enteritis in broilers
Necrotic Enteritis (NE) occurs in broilers due to an overabundance of C. perfringens and is usually associated with predisposing factors which include coccidial challenge,...
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...