Results 41 to 50 of about 48,099 (223)

THE EFFECT OF EARLY FEEDING ON GROWTH OF THE INTESTINAL VILLI AND THE DEPTH OF THE INTESTINAL CRYPTS IN BROILERS [PDF]

open access: yesAssiut Veterinary Medical Journal, 2018
An experiment was carried out using 240 chicks, which were distributed into four groups and each group contained 60 chicks and was subjected for a specific method of early nutrition.
AHMAD ALDIRY
doaj   +1 more source

The Role of miRNAs in Chicken Immune Regulation and Prospects for Disease‐Resistant Breeding

open access: yesAnimal Research and One Health, EarlyView.
A schematic workflow illustrating the screening of disease‐resistant miRNAs and the generation of miRNA‐based disease‐resistant chickens via PGC‐mediated germline genome editing. ABSTRACT MicroRNAs (miRNAs) are emerging as pivotal regulators of the immune system, playing a decisive role in shaping disease resistance in chicken.
Qiangzhou Wang   +10 more
wiley   +1 more source

Effect of two different dietary endo-1,4-β-xylanases on growth performance, intestinal histomorphology, caecal microbial population and short-chain fatty acid composition of broiler chickens

open access: yesItalian Journal of Animal Science
Effects of two different dietary xylanases on broiler performance and gut integrity were determined. Totally, 7600-d-old Ross-308 chicks were used for 41 d.
Necmettin Ceylan   +2 more
doaj   +1 more source

The effects of supplemental levels of inorganic zinc, manganese and copper on growth performance in commercial broilers

open access: yesAnimal, 2021
Commercial broiler premixes provide trace minerals (TMs) such as Zinc (Zn), Manganese (Mn) and Copper (Cu) above the birds' requirements to maximise broiler performance.
S.B Franklin   +2 more
doaj   +1 more source

Aflatoxicosis in the Broiler Chicken ,

open access: yesPoultry Science, 1970
Abstract INTRODUCTION THE aflatoxins are a group of hepatotoxic compounds produced by the mold Aspergillus flavus when growing on feedstuffs. They first discovered in 1960 as a result of turkey “X” disease which was responsible for the deaths of over 100,000 turkey poults.
J W, Smith, P B, Hamilton
openaire   +2 more sources

Heat Stress and Gut Microbiome Dynamics in Poultry: Interplay, Consequences, and Mitigation Strategies

open access: yesAnimal Research and One Health, EarlyView.
Heat stress disrupts gut microbial balance in poultry, impairing nutrient absorption and immunity. This review outlines the interplay between thermal stress and microbiome dynamics and discusses integrative mitigation strategies, probiotics, phytogenics, cooling systems, and genetic adaptation to enhance poultry resilience.
O. E. Oke   +9 more
wiley   +1 more source

Comparative Meta‐Analysis of Antimicrobial Peptides in Aquatic and Terrestrial Livestock Species

open access: yesAnimal Research and One Health, EarlyView.
A global meta‐analysis of 58 studies (926 effect sizes and 29 species across five taxa) revealed that dietary antimicrobial peptides generally improve growth performance, blood metabolites, and immune responses. The greatest benefits were observed in omnivorous livestock, such as pigs and chickens. Dose‐duration effects were evident. An optimal outcome
Lily Liu   +4 more
wiley   +1 more source

Potential Application of Saccharomyces cerevisiae as an Antioxidant Agent for Broiler Chickens – A Brief Overview [PDF]

open access: yesJournal of Applied Veterinary Sciences
Broiler chicken strains and the intensive production system are typically attributed to the stress conditions in broiler production. The use of synthetic antioxidants is commonly practiced by the farmers to alleviate the adverse effects of stress on ...
Sugiharto Sugiharto   +3 more
doaj   +1 more source

Mechanical harvesting of broilers

open access: yesPoultry Science, 1998
At the end of the growout phase of broiler production essentially all broilers are caught and loaded into coops or cages entirely by hand. The catching of broilers remains one of the few aspects of broiler production not yet automated. Vacuum systems, permanent conveyors recessed in the floors of growout facilities, collecting mats, scoops, and self ...
M P, Lacy, M, Czarick
openaire   +2 more sources

Longitudinal Modulation of the Gut Microbiome and Growth Performance by Phytochemicals as Antibiotic Alternatives in Swine Production

open access: yesAnimal Research and One Health, EarlyView.
We conducted a longitudinal trial across nursery, growing, and finishing phases, showing that phytochemical supplementation as a potential antibiotic alternative reduced potential pathogens and promoted beneficial Lactobacillus amylovorus in the nursery phase, and enriched amino acid and carbohydrate metabolism pathways (prediction) during finishing ...
Ziyu Liu   +11 more
wiley   +1 more source

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