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...
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...
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...
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,...
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...
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...
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...
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...
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...
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....
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...
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...
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...
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...
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...
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...
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),...
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...
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...
Nutritional modulation of broiler intestine in the starter period and intestinal integrity
Gut health which is characterized by intestinal integrity, intestinal microflora, mucin and enterocyte functionality, may be of greatest concern among poultry producers because it...
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...
Black soldier fly larvae in meat chicken diets modifies the fatty acid profile in...
Black soldier fly (BSF) larvae are a promising alternative feed ingredient for monogastrics,includingpoultry.However,theimpactoffeedingBSFlarvaeinbroilerdietson the fatty acid profile of the breast chicken meat remains unknown.
This...
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...
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...
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....
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...
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...
Lactobacillus acidophilus D2/CSL (CECT4529): 35 years of Italian research (1985-2020)
The history of the probiotic strain Lactobacillus acidophilus D2/CSL (CECT 4529) follows that of many strains produced by Centro Sperimentale del Latte and acts...
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....
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...
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...
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 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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
Apparent metabolisable energy of common cereal grains for broiler chickens is influenced by bird...
The current study was conducted to investigate the influence of broiler age on the apparent metabolisable energy (AME) and nitrogen-corrected AME (AMEn) of four...
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...
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...
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...
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...
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,...
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...
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...
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,...
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...
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....
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...
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...
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...
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...
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....
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...
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...
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...
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...
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...
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...
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...
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%...
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...
Development of coccidial vaccinal immunity is not impaired by feeding oregano essential oil
Coccidial vaccination is an alternative to medication programmes, although vaccination can lead to impaired performance.
The objective of this study was to determine the effect...
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...
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...
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...
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...
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...
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...
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...
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,...
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....
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...
Crude soybean lecithin and vegetable acid oil as energy sources for broiler chickens
Lecithin and acid oil, as co-products from vegetable oil refining process, are economic alternatives to conventional fat sources and may represent an efficient energy...
