Corn stored outside could become contaminated with avian influenza virus (AIV) from wild bird droppings. AIV-contaminated ingredients could pass into the poultry flocks in nonpelleted chicken feed. The efficacy of two disinfectants at inactivating AIV in chicken feed was evaluated. Both Termin-8 (a blend of formaldehyde, propionic acid, terpenes, and surfactant) and Finio (a blend of approved phytochemicals and carboxylic acids) effectively inactivated AIV in chicken feed. Because stability of infectious AIV in chicken feed is limited, we evaluated addition of protein (skim milk powder) to the virus suspension. Protein prolonged the stability of AIV in untreated feed to 24 hr at 24 C. However, both feed disinfectants were able to inactivate the virus in feed even when protected by skim milk powder.
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http://dx.doi.org/10.1637/11465-070616-ResNote | DOI Listing |
Microbiome
January 2025
Faculty of Infectious and Tropical Diseases, London School of Hygiene and Tropical Medicine, London, UK.
Background: Maintaining gut health is a persistent and unresolved challenge in the poultry industry. Given the critical role of gut health in chicken performance and welfare, there is a pressing need to identify effective gut health intervention (GHI) strategies to ensure optimal outcomes in poultry farming. In this study, across three broiler production cycles, we compared the metagenomes and performance of broilers provided with ionophores (as the control group) against birds subjected to five different GHI combinations involving vaccination, probiotics, prebiotics, essential oils, and reduction of ionophore use.
View Article and Find Full Text PDFBraz J Biol
January 2025
Escuela Superior Politécnica de Chimborazo - ESPOCH, El Coca, Ecuador.
The breeding and exploitation of chickens at the backyard or commercial family level is an activity of great economic relevance for families in Ecuador. In addition to providing protein of high biological value for food security, it revalues local food resources that could provide productive benefits. With this objective, a study has been conducted in order to explore the effect of C.
View Article and Find Full Text PDFThe effects of Acremonium terricola culture (ATC) on production performance, serum biochemical parameters, egg quality and amino acid contents in the yolk of eggs of Beijing You-chicken were conducted in the current study. A total of 216 Beijing You-chickens (330 days old) were randomly divided into 2 groups. The control group (CON) was fed a corn-soybean-based diet, and the experimental group was fed a basal diet supplemented with 0.
View Article and Find Full Text PDFPoult Sci
January 2025
State Key Laboratory of Swine and Poultry Breeding Industry, Sichuan Agricultural, University, Chengdu, 611130, China; Farm Animal Genetic Resources Exploration and Innovation Key Laboratory of Sichuan Province, Sichuan Agricultural University, Chengdu, 611130, China; Key Laboratory of Livestock and Poultry Multi-omics, Ministry of Agriculture and Rural Affairs, College of Animal and Technology (Institute of Animal Genetics and Breeding), Chengdu, 611130, China. Electronic address:
Probiotics benefit the health and production performance of chickens, but their impact on egg and eggshell quality, particularly in the later stage, remains unclear. Here, 1-day-old Tianfu green shell-laying hens were fed either non-probiotics feed (n = 180) or feed supplemented with 100 mg / kg probiotics (n = 180). 16S rDNA sequencing indicated that dietary probiotics decreased the distribution of uterine p_Firmicutes, g_Fusobacterium, and s_Fusobacterium_unclassified, while increased p_Proteobacteria, g_Ralstonia, and s_Ralstonia_unclassified.
View Article and Find Full Text PDFTrop Anim Health Prod
January 2025
Department of Agroindustrial Science and Technology, Federal University of Pelotas, Rio Grande Do Sul, Brazil.
During the harvest of Ilex paraguariensis, approximately 2-5 tons per hectare of thick stems are left on the soil surface. The outer portion of these stems, referred to as the coproduct, constitutes 30% of the total residue mass. Although this coproduct has been partially characterized in terms of its phytochemical profile, its technological applications remain unexplored.
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