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Mostrando 941 - 960 Resultados de 12,934 Para Buscar '"North America"', tiempo de consulta: 1.15s Limitar resultados
  1. 941
    “…The timing of the first entry of humans into North America is still hotly debated within the scientific community. …”
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    Earliest Human Presence in North America Dated to the Last Glacial Maximum: New Radiocarbon Dates from Bluefish Caves, Canada
  2. 942
    por Oke, Tobi A., Hager, Heather A.
    Publicado 2017
    “…The models identify the east and west coasts of North America as the core climate space for Sphagnum peatland distribution. …”
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    Assessing environmental attributes and effects of climate change on Sphagnum peatland distributions in North America using single- and multi-species models
  3. 943
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    Epidemiology and Outcomes of Vertebral Artery Injury in 16 582 Cervical Spine Surgery Patients: An AOSpine North America Multicenter Study
  4. 944
    “…PURPOSE: The purpose of this study was to describe the practice of 796 ostomy nurses in North America in 2014 related to peristomal skin issues. …”
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    North America Wound, Ostomy, and Continence and Enterostomal Therapy Nurses Current Ostomy Care Practice Related to Peristomal Skin Issues
  5. 945
    “…CONCLUSION: Lotilaner was completely effective against existing infestations with four common species of ticks, D. variabilis, R. sanguineus, A. americanum and I. scapularis, that affect dogs in North America, with at least 4 weeks efficacy of 98.0% or more against subsequent challenge infestations. …”
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    Laboratory evaluations of the immediate and sustained efficacy of lotilaner (Credelio™) against four common species of ticks affecting dogs in North America
  6. 946
    “…We studied inter‐ and intrapopulation genetic diversity (using simple sequence repeats and chloroplast DNA sequencing) and inter‐ and intrapopulation phenotypic variability of 33 plant traits (using field and common‐garden measurements) for five populations of the invasive cordgrass Spartina densiflora Brongn. along the Pacific coast of North America from San Francisco Bay to Vancouver Island. …”
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    Low genetic diversity contrasts with high phenotypic variability in heptaploid Spartina densiflora populations invading the Pacific coast of North America
  7. 947
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    Ligament, hinge, and shell cross-sections of the Atlantic surfclam (Spisula solidissima): Promising marine environmental archives in NE North America
  8. 948
    “…Here, we formally describe and validate two new species of Amanitasect.Vaginatae from eastern North America that were recognised under the umbrella European names A.ceciliae by past authors: Amanitarhacopussp. nov. and Amanitavariicolorsp. nov.…”
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    Validation of two Amanita species from eastern North America: A.rhacopus sp. nov. and A.variicolor sp. nov.
  9. 949
    “…A dual-isotope tree-ring analysis ([Formula: see text] and [Formula: see text]) covering 715 y of growth of North America’s oldest boreal trees (Thuja occidentalis L.) revealed an unprecedented increase in [Formula: see text] that was directly linked to elevated assimilation rates of [Formula: see text] ([Formula: see text]). …”
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    North America’s oldest boreal trees are more efficient water users due to increased [CO(2)], but do not grow faster
  10. 950
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    Invasion genetics of the silver carp Hypophthalmichthys molitrix across North America: Differentiation of fronts, introgression, and eDNA metabarcode detection
  11. 951
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    The decline in adolescent substance use across Europe and North America in the early twenty-first century: A result of the digital revolution?
  12. 952
    Publicado 2019
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    Correction: Song playbacks demonstrate slower evolution of song discrimination in birds from Amazonia than from temperate North America
  13. 953
    por Maddison, Wayne P.
    Publicado 2019
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    A new lapsiine jumping spider from North America, with a review of Simon’s Lapsias species (Araneae, Salticidae, Spartaeinae)
  14. 954
    “…The spruce budworm, Choristoneura fumiferana, is presumed to be panmictic across vast regions of North America. We examined the extent of panmixia by genotyping 3,650 single nucleotide polymorphism (SNP) loci in 1975 individuals from 128 collections across the continent. …”
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    Continent‐wide population genomic structure and phylogeography of North America’s most destructive conifer defoliator, the spruce budworm (Choristoneura fumiferana)
  15. 955
    “…Before Europeans arrived to Eastern North America, prehistoric, indigenous peoples experienced a number of changes that culminated in the development of sedentary, maize agricultural lifeways of varying complexity. …”
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    Miniaturization optimized weapon killing power during the social stress of late pre-contact North America (AD 600-1600)
  16. 956
    “…Studies in Asia and Europe (1) have demonstrated RFA to be an effective outpatient alternative to surgery, however, these results have not been reproduced in North America. Hypothesis: RFA of symptomatic benign thyroid nodules can reduce morbidity associated with thyroidectomies, without sacrificing favorable clinical outcomes. …”
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    SUN-LB83 Outpatient Radiofrequency Ablation Is a Safe and Effective Treatment Option for Benign Thyroid Nodules in North America
  17. 957
    “…We describe three new species of Elaphomyces from eastern North America. Of the three, Elaphomyces loebiae is the rarest, known only from North Carolina and South Carolina, and appears to associate primarily with ectomycorrhizal hardwoods but possibly also with conifers. …”
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    Three new black Elaphomyces species (Elaphomycetaceae, Eurotiales, Ascomycota) from eastern North America with notes on selected European species
  18. 958
    “…It is especially relevant for conservation and management of indigenous fishes in western North America, represented herein by two species with dissimilar life histories codistributed in the highly modified Colorado River (i.e., flannelmouth sucker, Catostomus latipinnis; bluehead sucker, C. …”
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    Gene flow and species delimitation in fishes of Western North America: Flannelmouth (Catostomus latipinnis) and Bluehead sucker (C. Pantosteus discobolus)
  19. 959
    “…The spatial distribution of this species in North America is not well understood, however; and knowledge of likely changes to its future geographic distribution owing to ongoing climate change is needed for proper public health planning and messaging. …”
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    Assessing the current and future potential geographic distribution of the American dog tick, Dermacentor variabilis (Say) (Acari: Ixodidae) in North America
  20. 960
    “…BACKGROUND: Anosteira pulchra is one of two species of the obligately-aquatic freshwater clade Carettochelyidae (pig-nosed turtles) from the Eocene of North America. Anosteira pulchra is typically rare in collections, and their distribution is poorly documented. …”
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    Additional records and stratigraphic distribution of the middle Eocene carettochelyid turtle Anosteira pulchra from the Uinta Formation of Utah, North America
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