Mostrando 561 - 580 Resultados de 8,308 Para Buscar '"Sand!"', tiempo de consulta: 0.30s Limitar resultados
  1. 561
    por Hu, Jinfei, Tse, Peter W.
    Publicado 2013
    “…Oil sand pumps are widely used in the mining industry for the delivery of mixtures of abrasive solids and liquids. …”
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  2. 562
    “…Current geotechnical engineering models of self-weight consolidation of tailings do not consider microbial contribution to sediment behavior, however, here we show that microorganisms indigenous to oil sands tailings change the porewater chemistry and accelerate consolidation of oil sands tailings. …”
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  3. 563
    “…Consolidation of clay particles in aqueous tailings suspensions is a major obstacle to effective management of oil sands tailings ponds in northern Alberta, Canada. …”
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  4. 564
    “…Using 10 polymorphic microsatellite loci, we characterize genetic variation among populations across the range of the Eastern Sand Darter (Ammocrypta pellucida), a small riverine percid that is highly dependent on sandy substrate microhabitats. …”
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  5. 565
    “…The hyper-arid western Namib Sand Sea (mean annual rainfall 0–17 mm) is a detritus-based ecosystem in which primary production is driven by large, but infrequent rainfall events. …”
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  6. 566
    “…DISCUSSION: Distribution ranges of sand flies with medical importance in Colombia correspond predominantly to disturbed areas, where the original land coverage is missing therefore increasing the domiciliation potential. …”
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  7. 567
  8. 568
    “…OBJECTIVES. Asia sand dust (ASD) is known to cause various human diseases including respiratory infection. …”
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  9. 569
    “…The results indicate that the usual assumption of linear elastic response when compressional waves propagate in a fully saturated sand deposit does not always hold true. Most importantly post-liquefaction settlements appear to be increased when the vertical component is included in the analysis.…”
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  10. 570
    “…The peculiar clinical features of disseminated cutaneous and visceral forms co-existence render the urgent need of specific diagnostic tool to identify the natural sand fly vectors for effective prevention and control strategies. …”
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  11. 571
    “…BACKGROUND: Immunity to the sand fly salivary protein SALO (Salivary Anticomplement of Lutzomyia longipalpis) protected hamsters against Leishmania infantum and L. braziliensis infection and, more recently, a vaccine combination of a genetically modified Leishmania with SALO conferred strong protection against L. donovani infection. …”
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  12. 572
    “…This paper presents the results of an experimental investigation carried out to evaluate the effect of fly ash (FA) on fine sand compaction and its suitability as a material for embankments. …”
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  13. 573
    “…In the laboratory, seeds incubated on dry, wet, wet-dry and dry-wet sand were exposed to a 1-year sequence of temperature regimes simulating those in the field. …”
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  14. 574
    “…Artificial cemented sand test samples were prepared by using ordinary Portland cement (OPC) as the cementing agent. …”
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  15. 575
    “…Pathogens transmitted to humans by phlebotomine sand flies are neglected, as they cause infectious diseases that are not on the priority list of national and international public health systems. …”
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  16. 576
    “…However, little is known regarding the diversity and distribution of sand fly vectors in this region. In this study, we aimed to characterize the sand fly fauna in this endemic setting and identify sand fly species naturally infected with Leishmania possibly involved in pathogen transmission. …”
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  17. 577
  18. 578
  19. 579
    “…The detection and identification of natural infections in sand flies by Leishmania protozoan species in endemic areas is a key factor in assessing the risk of leishmaniasis and in designing prevention and control measures for this infectious disease. …”
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  20. 580
    “…However, scant data on the effect of different LED colours on the attractiveness to phlebotomine sand fly species are available in literature. In this study, the capture performances of light traps equipped with different LED colours on phlebotomine sand fly species indigenous in the Mediterranean area were evaluated. …”
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