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Poultry, Volume 5, Issue 3

2026 June - 14 articles

Cover Story: Updating poultry guidelines is limited by traditional, resource-intensive research methods that cannot keep pace with genetic progress. Furthermore, commercial production feed rations often include complex feed additives that modify nutrient requirements. This study evaluated a spreadsheet-based, factorial-mechanistic growth model that uses a Richards growth curve to estimate daily energy and digestible lysine requirements. Tested across two facilities with 5248 Nicholas Select toms, the growth model program improved the feed conversion ratio and breast meat yield. Feed additives enhanced these outcomes for toms fed the model program, highlighting the benefit of using factorial growth models to optimize feeding programs. View this paper
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Articles (14)

  • Article
  • Open Access
1,228 Views
16 Pages

Protective Efficacy of the Recombinant HVT+IBD+H5 Alone or Boostered by Subunit Inactivated Vaccine Against Experimental Challenge with HPAI-H5N1 Clade 2.3.4.4b Virus in Broiler Chickens

  • Samir A. Nassif,
  • Ahlam Mourad,
  • Esraa Fouad,
  • Rania A. Abu Zaid and ,
  • Marwa S. Khattab,
  • Mohamed Ashry,
  • Mohamed M. Radwan,
  • Ali E. Khalifa,
  • Jose L. L. Torres and
  • Ahmed R. Elbestawy
  • + 6 authors+ 1 author

19 June 2026

The genetic and antigenic diversity of H5Nx HPAI Gs/GD lineage continues to be a great challenge facing conventional inactivated vaccines. To overcome this challenge, a recombinant herpes virus of turkey (rHVT) vaccine expressing the viral protein 2...

  • Article
  • Open Access
6,881 Views
13 Pages

Effects of Dietary Phytobiotic Mixtures on Growth Performance, Nutrient Digestibility, Intestinal Histomorphology, Cecal Microbiota, and Antioxidant Status in Fattening Ducks

  • Dimitrios Galamatis,
  • Ioannis Panitsidis,
  • Stella Dokou,
  • Ioanna Stylianaki and ,
  • Konstantina Vasilopoulou,
  • Vasiliki Makri,
  • Tilemachos Mantzios,
  • Sumit Joshi,
  • Shreya Gupta and
  • Ilias Giannenas
  • + 9 authors+ 4 authors

This study aims to evaluate the effects of two phytobiotic mixtures on performance, nutrient digestibility, histomorphology, microbiota, and antioxidant status in fattening ducks. A total of 180 day-old male mixed-type ducks were randomly assigned to...

(This article belongs to the Collection Poultry Nutrition)
  • Article
  • Open Access
1,013 Views
22 Pages

Morphometrics and Density of Japanese Quail Eggs vs. Their Fertility and Hatchability: Preliminary Findings from a Pilot Trial

  • Valeriy G. Narushin,
  • Natalia A. Volkova,
  • Danila A. Sotnikov,
  • Alan Yu. Dzhagaev and ,
  • Darren K. Griffin,
  • Michael N. Romanov and
  • Natalia A. Zinovieva
  • + 2 authors+ 0 author

Pre-incubation sorting for infertile and non-viable eggs could save significant resources in quail farming. Previous research has revealed often contradictory correlations between egg morphometric parameters used to assess incubation success. The cur...

  • Review
  • Open Access
1 Citations
1,762 Views
15 Pages

Sternal Region in Poultry: Linking Skeletal and Muscular Disorders Associated with Keel Bone Damage in Laying Hens and Breast Muscle Myopathies in Broilers

  • Ivana Božičković,
  • Petar Stojić,
  • Goran Jakovljević,
  • Ivana Nešić and ,
  • Miloš Blagojević,
  • Nataša Tolimir and
  • Vladan Đermanović
  • + 2 authors+ 0 author

Poultry production is one of the most intensive sectors of animal production providing a significant source of animal protein through meat and eggs. However, increasing production intensity has brought challenges related to animal health, welfare, an...

  • Article
  • Open Access
1 Citations
678 Views
14 Pages

Seasonal Dynamics of Feeding Practices and Gender Roles in Tanzanian Village Chicken Production Systems

  • Ngassa Julius Mussa,
  • Liberatus Venant Katabazi,
  • Salum Omari Kuwi,
  • Vibuntita Chankitisakul and ,
  • Wuttigrai Boonkum and
  • Wende Maulaga
  • + 1 author+ 0 author

Village chickens are essential for rural livelihoods and food security in Sub-Saharan Africa; however, their productivity is constrained by seasonal feed scarcity and suboptimal feeding management. This study evaluated household-level feeding practic...

  • Article
  • Open Access
1,535 Views
11 Pages

Microbiological Investigations of Bacteria Infecting Yolks of Broiler and Broiler Breeder Embryos and Hatchlings

  • Aishat Lawal,
  • Chelse Perry,
  • Abass Oduola,
  • Layla Almitib and ,
  • Andi Asnayanti,
  • Anh Do,
  • Adnan Alrubaye and
  • Douglas Rhoads
  • + 3 authors+ 0 author

Enterococcus cecorum has been identified as causing early sepsis in commercial broilers. We hypothesized that vertical transmission may contribute to the spread of the pathogen. Sampling of 360 commercial broiler eggs from a previously infected flock...

  • Article
  • Open Access
1,543 Views
21 Pages

Synbiotic Potential of Pediococcus acidilactici V202-Fermented Rice Bran: In Vitro and In Vivo Effects on Nutrient Digestibility and Cecal Microbial Populations in Aged Laying Hens

  • Manatsanun Nopparatmaitree,
  • Uangporn Sangkod,
  • Noraphat Hwanhlem,
  • Atichat Thongnum and ,
  • Payungsuk Intawicha,
  • Juan J. Loor and
  • Tossaporn Incharoen
  • + 2 authors+ 0 author

To sustain egg production and gut health in aging flocks, the poultry industry seeks alternative synbiotic feed supplements. This study aimed to optimize Pediococcus acidilactici V202-fermented rice bran (PFR) and evaluate its effects on nutrient dig...

(This article belongs to the Collection Poultry Nutrition)
  • Article
  • Open Access
1,310 Views
16 Pages

A 42-day trial compared rice hulls and rubberwood shavings as broiler litter applied at an equal rate (7.5 kg/m2) in a house equipped with an evaporative cooling system. A total of 552-day-old male Ross 308 broiler chicks were randomly assigned to tw...

(This article belongs to the Topic Practical Methods for Accommodating Behavioral Needs and Improving the Wellbeing of Farm Animals: 2nd Edition)
  • Article
  • Open Access
1,362 Views
17 Pages

A Lightweight Deep Learning Model for Broiler Population Monitoring on an Edge AI Platform

  • Keyla Boniche,
  • Miguel Hidalgo-Rodriguez,
  • Adiz Mariel Acosta-Reyes,
  • Edmanuel Cruz and ,
  • José Carlos Rangel,
  • Miguel Cazorla and
  • Francisco Gomez-Donoso
  • + 2 authors+ 0 author

Although lightweight deep learning models have shown promise for livestock monitoring, there is still limited evidence regarding their comparative performance and practical deployment under real broiler production conditions characterized by high sto...

(This article belongs to the Special Issue Precision Poultry Farming: Environmental Automation for Sustainable and Efficient Production)
  • Article
  • Open Access
2 Citations
1,664 Views
14 Pages

Nutritional Profile and Digestibility of Feather Meal and Mixed Meal in Broiler Chickens

  • Jiaxiang Liu,
  • Teck Chwen Loh,
  • Mohammad Naeem Azizi,
  • Eric Lim Teik Chung and ,
  • Hooi Ling Foo,
  • Nurul Huda Fatihah and
  • Farid Haziq
  • + 2 authors+ 0 author

This study evaluated the nutritional composition, nutrient digestibility, and effects on small intestinal morphology of feather meal (100% feather meal) and a mixed meal consisting of 90% feather meal and 10% offal meal. A total of 300 twenty-two-day...

(This article belongs to the Collection Poultry Nutrition)
  • Article
  • Open Access
1,571 Views
18 Pages

Evaluating a Growth Model to Predict Amino Acid Requirements for Commercial Turkey Toms with and Without Feed Additives

  • Brendan O. Heinichen,
  • Peter R. Ferket,
  • James Clothier,
  • Phoebe C. Flaskey and
  • Dawn A. Koltes

28 April 2026

Estimating dietary requirements is resource-intensive and often excludes common commercial practices, such as the use of feed additives (FA). The objective of this study was to evaluate whether a factorial–mechanistic growth model-derived feedi...

  • Article
  • Open Access
1,579 Views
9 Pages

24 April 2026

Increased demands for protein have led to a search for alternatives to traditional protein sources like soy and animal protein. Black Soldier Fly Larvae can be reared on many feedstocks to produce a high-quality nutrient source for livestock and pets...

  • Article
  • Open Access
1 Citations
1,504 Views
15 Pages

Biofilm Production and Persistence on Table Eggshells by the Bacillus pacificus B630 Strain—A Pilot Study

  • Joel Reyes-Roldán,
  • José-Humberto Pérez-Olais,
  • Natividad Castro-Alarcón,
  • Jeiry Toribio-Jiménez and ,
  • Verónica-Iranzú Martínez-Santos,
  • Ricardo Salazar,
  • Blanca-Aurora Francisco-Ponce,
  • Salvador Muñoz-Barrios and
  • Arturo Ramírez-Peralta
  • + 4 authors+ 0 author

23 April 2026

In this study, we evaluated the biofilm-forming capacity of the B. pacificus B630 strain on table eggshells and its behavior in the presence of egg components, in comparison with B. cereus ATCC 14579. Strain B630, previously characterized as nhe+ and...

  • Article
  • Open Access
1,404 Views
19 Pages

Influence of Aviary Design on Musculoskeletal Health and Keel Bone Damage in Hy-Line Brown Laying Hens

  • Alexis Clark-Millspaugh,
  • Cerano Harrison,
  • Janice M. Siegford and
  • Ahmed Ali

23 April 2026

Bone fractures and keel bone damage as a result of osteoporotic implications on skeletal health due to high rates of egg production are of significant concern in the egg industry. This study was conducted to evaluate the effects of two aviary housing...

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Poultry - ISSN 2674-1164