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Mostrando 581 - 600 Resultados de 1,831 Para Buscar '"The Birds"', tiempo de consulta: 0.06s Limitar resultados
  1. 581
    Demographic, Husbandry, and Biosecurity Factors Associated with the Presence of <i>Campylobacter</i> spp. in Small Poultry Flocks in Ontario, Canada
    “..., the odds of <i>Campylobacter</i> spp. were higher in turkeys, and when birds were housed in a mixed group...”
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  2. 582
    Match between soaring modes of black kites and the fine-scale distribution of updrafts
    “...Abstract Understanding how soaring birds use updrafts at small spatial scales is important...”
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  3. 583
    New specimens of Yanornis indicate a piscivorous diet and modern alimentary canal.
    “... Cretaceous birds Sapeornis and Hongshanornis. Here we report on several specimens of Yanornis that preserve a...”
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  4. 584
    Cockatiels sing human music in synchrony with a playback of the melody.
    por Yoshimasa Seki
    Publicado 2021
    “... exposed to a musical melody of human whistling produced by an experimenter. All the birds learned to sing...”
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  5. 585
    Effects of a Combination of Lysolecithin, Synthetic Emulsifier, and Monoglycerides on Growth Performance, Intestinal Morphology, and Selected Carcass Traits in Broilers Fed Low-Energy Diets
    “...) broilers (40.3 ± 3.3 g) were assigned to two dietary treatments with six replicates of 25 birds each...”
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  6. 586
    Microbiota from Specific Pathogen-Free Mice Reduces <i>Campylobacter jejuni</i> Chicken Colonization
    “... stools were collected as SPF-Aerobe and SPF-Anaerobe. Birds were colonized with SPF-Aerobe or SPF...”
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  7. 587
    Probiotics on performance, intestinal morphology and carcass characteristics of broiler chickens raised with lower or higher environmental challenge
    “... replications with 15 birds per box. Probiotics were added on diets and were composed of Lactobacillus...”
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  8. 588
    Evaluating the evidence of culling a native species for conservation benefits
    “... the effectiveness of removals in reducing noisy miner density or increasing woodland bird richness and abundance...”
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  9. 589
    The Titer of Immunity and Signs of Welfare Due to Changes in Group Size in Two Strains of Lohmann Classic Layers
    por Hesham H Mohammed, Ibrahim F Rehan
    Publicado 2018
    “... birds (180 lohmann brown and 180 lohmann selected leghorn) in 6 cages (60 layers/cage “5 m2”) and 198...”
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  10. 590
    Exploring multitrophic interactions in oilseed rape fields reveals the prevailing role of Carabidae
    “...Abstract In cropped fields, birds are often at the highest position in the food chain, feeding...”
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  11. 591
    Effect of the infection with Eimeria acervulina, E. maxima and E. tenella on pigment absorption and skin deposition in broiler chickens
    “... infection with vaccine strains of Eimeria spp. In Experiment 1, 432 birds were assigned to 4 treatments: 1...”
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  12. 592
    Phenological synchrony between the austral thrush Turdus falcklandii (Passeriformes: Turdidae) and its food resources within forests and prairies in southern Chile
    “...BACKGROUND: Frugivorous birds are phenologically linked to the fruits that they eat. When...”
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  13. 593
    A multi-isotope (δ13C, δ15N, δ2H) approach to connecting European breeding and African wintering populations of barn swallow (Hirundo rustica)
    “...Establishing links between breeding and wintering populations of longdistance migratory birds...”
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  14. 594
    Retrospective analysis of post-mortem findings in domestic ducks and geese from non-commercial flocks in Sweden, 2011–2020
    “... America in recent years but there is a general lack of information regarding bird health and welfare...”
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  15. 595
    Rates of dinosaur body mass evolution indicate 170 million years of sustained ecological innovation on the avian stem lineage.
    “... ecosystems for 170 million years. Furthermore, with 10,000 species, extant dinosaurs (birds) are the most...”
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  16. 596
    Age-related changes in liver metabolism and antioxidant capacity of laying hens
    por Y.F. Gu, Y.P. Chen, R. Jin, C. Wang, C. Wen, Y.M. Zhou
    Publicado 2021
    “... of total cholesterol and triglyceride in the liver than 195-day-old birds. Additionally, compared with hens...”
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  17. 597
    Water economy of three Cinclodes (Furnariidae) species inhabiting marine and freshwater ecosystems
    “...Birds living in desert environments have been the preferred models for the study of physiological...”
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  18. 598
    Osmoregulatory responses to dietary protein and water intake in the granivorous Zonotrichia capensis (Passerine, Emberizidae)
    por ALDEA,PATRICIA, SABAT,PABLO
    Publicado 2007
    “... devoted to medullary tissue was 40 % higher in dehydrated birds than in hydrated birds. Excreta osmolality...”
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  19. 599
    Effects of phytase supplementation and increased nutrient density on growth performance, carcass characteristics, and hypothalamic appetitive hormone expression and catecholamine concentrations in broilers from 1 to 43 days of age
    “... concentrations and AMEn using 256 Yield Plus × Ross 708 broilers (32 cages, 8 birds/cage) fed diets without...”
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  20. 600
    Variación y promedio de la distinción taxonómica de aves en los aeropuertos de Piura y Jaén, Norte de Perú
    “... to the fact that in airports there is a constant mortality of birds, it is necessary to evaluate the diversity...”
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