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...
Effect of arginine and lysine on broiler chickens
Arginine is an essential amino acid for poultry and plays crucial roles in different biological pathways. Recent findings highlighted that the recommended levels of...
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...
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...
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...
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...
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...
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 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...
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...
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...
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...
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...
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,...
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...
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...
Lowering ammonia emissions through nutrition
Livestock activity accounts for most of the total ammonia release worldwide, highlighting the call for implementing more environmentally friendly solutions. Also, prolonged exposure to...
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....
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...
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...
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...
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...
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...
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 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...
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...
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...
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...
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...
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...
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 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...
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...
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...
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...
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...
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...
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,...
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...
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...
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....
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...
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...
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...
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...
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...
Butyrate in layer diets: positive pooled effects, wide variation between studies
Across 29 controlled trials, dietary butyrate was associated with significant pooled improvements in egg production and several quality traits. Results varied considerably between studies,...
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...
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...
Axel Aguayo joins Hubbard as Technical Sales Manager Spain & Portugal
EMEA – Hubbard is pleased to announce the appointment of Axel Aguayo as Technical Sales Manager for Spain and Portugal. Axel is based in...
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...
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...
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...
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...
A synergistic herbal alternative combination: curcumshield vs poultry infections – a broad-spectrum study
Introduction
In the case of bacterial infections, various categories of antibiotics – especially synthetic ones – are widely used as broad-spectrum bacteriostatic and bactericidal agents....
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...
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...
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,...
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...
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...
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...
Bacterial bile salt hydrolase for a good microbiota
However, limiting antibiotics use could compromise animal production efficiency and health. Thus, there is an urgent need to develop effective alternatives to antibiotic growth...
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...
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...
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...
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...
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),...
Potential to produce poultry feed from food wastes
The annual food waste in Australia is estimated at 7.5 million tonnes
with the majority disposed of in landfills. This not only
causes significant economic loss...
Vitamin D in laying hens: how high is high enough?
In 2010, the Institute of Medicine in the United States reviewed current literature and changed the estimated average requirement of 400 IU/day to a...
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...
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...
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...
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...
The effect of bakery by-products on digestion, hen health, and egg-laying performance
There is a growing interest from the global animal-feed industry to lower the carbon footprint of the production of eggs or poultry meat via...
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...
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...
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...
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...
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....
