Showing 861 - 880 results of 952 for search '"bird"', query time: 0.06s Refine Results
  1. 861

    Unraveling Biogeographic Boundaries Within the Sierra Madre Oriental, México: An Endemicity Analysis Using a Taxonomically Diverse Dataset by Irene Goyenechea Mayer‐Goyenechea, Gustavo Montiel‐Canales, Juan Márquez, Claudia T. Hornung‐Leoni, Jesús M. Castillo‐Cerón, Norma L. Manríquez‐Morán

    Published 2025-01-01
    “…Future research should include more distribution data of mammals and birds to strengthen these results and better define the subprovinces and biogeographical districts of the SMO.…”
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  2. 862

    Isoleucine at position 137 of haemagglutinin acts as a mammalian adaptation marker of H9N2 avian influenza virus by Weiwei Ma, Chenyang Ren, Lin Shi, Bo Meng, Yali Feng, Ying Zhang

    Published 2025-12-01
    “…The H9N2 subtype of avian influenza virus (AIV) is widely distributed among poultry and wild birds and is also a threat to humans. During AIV active surveillance in Liaoning province from 2015 to 2016, we identified 10 H9N2 strains exhibiting different lethality to chick embryos. …”
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  3. 863

    Effects of supplementing a polyphenol-rich sugarcane extract through drinking water on egg production and quality of laying hens. by Namalika D Karunaratne, Sasmitha De Silva, Minoli Herath, Ruvini Liyanage, Pabodha Weththasinghe, Barana C Jayawardana, Eranga De Seram, Anil Pushpakumara, Mathew Flavel

    Published 2025-01-01
    “…The treatments were prepared by adding PRSE manually into the drinking water daily, and water was given ad libitum. The birds were given commercial layer feed throughout the study. …”
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  4. 864

    Energy-aware feature and classifier for behaviour recognition of laying hens in an aviary system by X. Yang, Q. Hu, L. Nie, C. Wang

    Published 2025-01-01
    “…Six light-weight accelerometers were attached to the back of birds for behaviour monitoring with a sampling frequency of 20 Hz. …”
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  5. 865

    Evaluation of Growth Performance, Carcass Characteristics, Digestibility and Ileum Histomorphology of Broiler Chickens fed Two Forms of Diets Supplemented with Exogenous Proteases by RA Alhotan, HH Al-Baadani, EOS Hussein

    Published 2025-01-01
    “…The results showed that birds in the C and D groups in pelleted form had a higher body weight, production and performance index, and better feed conversion ratio. …”
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  6. 866

    MORPHOFUNCTIONAL EVALUATION OF THYMUS IN PEKIN DUCK DURING DIETARY INCORPORATION OF ORGANIC SELENIUM FEED ADDITIVE DAFS-25k by V. V. Pronin, Ye. O. Anisimova, M. S. Dyumin, S. P. Fisenko

    Published 2018-10-01
    “…From the age of 90 days signs of age involution in the organ were observed, and in the experimental group these processes were going more physiologically in accordance with the age of the birds. Introduction of the organic and selenium additive DAFS-25k in the diet of ducklings at a dose of 1.3 mg/kg of feed promoted the increase of the functional activity of the thymus that leveled the development of accidental involution and optimization of age involution.…”
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  7. 867

    Epidemiology of Avian Tuberculosis in Selected Districts of Oromia Region, Ethiopia by Tesfaye Debelu, Fufa Abunna, Gezahegne Mamo Kassa, Gobena Ameni

    Published 2022-01-01
    “…It mostly occurs in older birds and immunocompromised individuals due to the greater opportunity for infection with age and host immunity. …”
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  8. 868

    Positive effect of fermented sorghum on productivity, jejunal histomorphology, and tight junction gene expression in broiler chickens by Patrick Erhard Latue, Bambang Ariyadi, Asih Kurniawati, Muhsin Al Anas

    Published 2025-01-01
    “…Each group was further divided into six replications, with eight birds per replicate. Orthogonal contrasts were used to compare the feed treatments (fermented sorghum and non-fermented sorghum) to the control. …”
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  9. 869

    Individual differences in developmental trajectory leave a male polyphenic signature in bulb mite populations by Deere, Jacques A., Smallegange, Isabel M.

    Published 2023-12-01
    “…If, like in mammals and birds where early-life stress effects are extensively studied, we account for such pre-adult viability selection in coldblooded species, it would allow us to (i) better characterise natural selection on trait development like male polyphenisms, (ii) understand how it can affect the response to other selections in adulthood, and (iii) understand how such trait dynamics influence, and are influenced by, population dynamics. …”
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  10. 870

    Evaluation of Protein Concentration and Limiting Amino Acids Including Lysine and Met + Cys in Prestarter Diet on Performance of Broilers by Mohsen Farkhoy, Mehrdad Modirsanei, Omid Ghavidel, Majid Sadegh, Sadegh Jafarnejad

    Published 2012-01-01
    “…In Stage 2, the optimum levels of Lys and Met + Cys obtained from Stage 1 (1.3 and 1.5% Lys, 0.90 and 1.00% Met + Cys in experiment 1-1 and 1-2, resp.) with two levels of CP (21 and 23.2%) were used in two separate simultaneous experiments with a 2 × 2 factorial arrangement for male and female birds. The levels of CP significantly influenced BWG and FCR in experiment 1-1. …”
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  11. 871

    Scientific justification of Mycobacterium avium survival in natural environment of Republic of Dagestan by M. O. Baratov, A. R. Mustafayev

    Published 2024-03-01
    “…The post-mortem lesions in the internal organs of the poultry corresponded to the tuberculosis clinical signs in 86 of 171 birds (50.3%). The study results will allow for the development of the optimal algorithm for animal health and management measures aimed at tuberculosis eradication on the poultry farms.…”
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  12. 872

    Use of “ARRIAH-AviFluVac” vaccine in turkeys, geese and ducks by N. V. Moroz, S. V. Frolov, V. N. Irza, L. O. Scherbakova, V. Yu. Kulakov

    Published 2024-09-01
    “…When administered to ducks at 0.5; 1.0 and 1.5 cm3, the vaccine provided 100%-effective protection of birds against the disease and death after challenge with the relevant high pathogenicity avian influenza virus of subtype H5N1, clade 2.3.4.4b. …”
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  13. 873

    On occurrence of some avian bacterial diseases and biosafety provision by T. V. Kurmakaeva, S. S. Kozak, E. S. Baranovich

    Published 2024-06-01
    “…A retrospective analysis showed that these infections are registered annually in poultry farms of the Russian Federation, within a 5-year-period the number of poultry with colibacillosis ranged from 66.18% in 2018 to 0.15% in 2021 of the total number of diseased birds, and the number of Salmonella-infected poultry ranged from 65.91% in 2019 to 0.57% in 2021. …”
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  14. 874

    Synthesis of a Cationic Polyacrylamide under UV Initiation and Its Flocculation in Estrone Removal by Jiaoxia Sun, Xiqin Ma, Xiang Li, Jianxin Fan, Qingkong Chen, Xuelian Liu, Jin Pan

    Published 2018-01-01
    “…Results indicated that the charge neutralization, adsorption, and birding effects were dominant in the E1 removal progress.…”
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  15. 875

    Growth performance and meat quality of medium-growing chickens fed with live black soldier fly larvae by Cristina Tognoli, Sara Bellezza Oddon, Luisa Zaniboni, Ilaria Biasato, Niko Gioacchino Zeni, Manuela Renna, Laura Gasco, Stefano Paolo Marelli, Annalaura Lopez, Achille Schiavone

    Published 2025-12-01
    “…As concern growth performance, the diets influenced the average daily feed intake (p = 0.039) and FCR, which was lower in insect-fed birds (p < 0.001). The slaughter weight was significantly higher (p = 0.016) in the BSFL10 group compared to CTRL group, while the BSFL20 group showed intermediate values. …”
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  16. 876

    Combining Individual‐Based Radio‐Tracking With Whole‐Genome Sequencing Data Reveals Candidate for Genetic Basis of Partial Migration in a Songbird by Matthias H. Weissensteiner, Kira Delmore, Valentina Peona, Juan Sebastian Lugo Ramos, Gregoire Arnaud, Julio Blas, Bruno Faivre, Ivan Pokrovsky, Martin Wikelski, Jesko Partecke, Miriam Liedvogel

    Published 2025-01-01
    “…We estimated genetic differentiation (FST) of single‐nucleotide variants (SNVs) in 2.5 kb windows between all possible population and migratory phenotype combinations, and focused our characterization on birds from the partial migratory population in Germany. …”
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  17. 877
  18. 878

    Liver morphometry and histopathology effects in Astyanax lacustris exposed to lambda-cyhalothrin pyrethroid insecticide by Tiago Venancio da Silva, André Luiz do Nascimento Silva, Karine Nathiele Nogueira Farias, Carla Leticia Gediel Rivero Wendt, Lucas de Oliveira Brasileiro, Edilaine Fogaça, Sabrina Fuzer Gonçalves, Brenda de Oliveira Martins, Maria Eduarda Corona Garcia, Lilian Franco-Belussi, Carlos Eurico S. Fernandes

    Published 2025-06-01
    “…Lambda-cyhalothrin (LC) is a pyrethroid insecticide employed to manage various arthropods as an alternative to persistent insecticides with minimized toxic effects on birds and mammals. However, LC causes oxidative and neurotoxic damages in fish Danio rerio. …”
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  19. 879

    Evaluation of Antimicrobial Activity of Four Organic Acids Used in Chicks Feed to Control Salmonella typhimurium: Suggestion of Amendment in the Search Standard by Aicha El Baaboua, Mohamed El Maadoudi, Abdelhakim Bouyahya, Omar Belmehdi, Ayoub Kounnoun, Rajae Zahli, Jamal Abrini

    Published 2018-01-01
    “…The neutralization of these organic acids in vitro and in the presence of one-day-old chick’s organs was also investigated during the search for Salmonella serovars in birds as described in the Moroccan standard “NM 08.0.550.” …”
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  20. 880

    Great Tit (Parus major) Nestlings Have Longer Telomeres in Old‐Growth Forests Than in Young Forests by Ronalds Krams, Dina Cīrule, Maris Munkevics, Sergejs Popovs, Priit Jõers, Jorge Contreras Garduño, Indrikis A. Krams, Tatjana Krama

    Published 2025-01-01
    “…Our results suggest that the forest habitats affected by industrial forestry may represent ecological traps, as the development of young birds in deteriorated environments can affect the age structure of populations.…”
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