يعرض 1 - 4 نتائج من 4 نتيجة بحث عن '"Ephemeridae"', وقت الاستعلام: 1.48s تنقيح النتائج
  1. 1
    دورية أكاديمية
    Burrowing mayflies ( Hexagenia ) as indicators of ecosystem health.

    المؤلفون: Edsall, Thomas A.

    المصدر: Aquatic Ecosystem Health & Management; Sep2001, Vol. 4 Issue 3, p283-292, 10p, 1 Black and White Photograph, 9 Graphs

    مصطلحات موضوعية: ECOSYSTEM health, HEXAGENIA, EPHEMERIDAE, BIOMASS production, NYMPHS (Insects)

    مصطلحات جغرافية: GREAT Lakes (North America)


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  2. 2
    Burrowing mayflies as indicators of ecosystem health: Status of populations in western Lake Erie, Saginaw Bay and Green Bay

    المؤلفون: Jeffrey S. Schaeffer, Thomas A. Edsall, Michael T. Bur, Owen T. Gorman

    المصدر: Aquatic Ecosystem Health & Management. 8:107-116

    مصطلحات موضوعية: Shore, Ecosystem health, geography, Biomass (ecology), geography.geographical_feature_category, Ecology, biology, Management, Monitoring, Policy and Law, Aquatic Science, biology.organism_classification, Substrate (marine biology), Fishery, Environmental science, Ecosystem, Water quality, Bay, Ephemeridae

    الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_________::258f40fb690ad0c7e07fc23a96219a6eTest
    https://doi.org/10.1080/14634980590953194Test


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  3. 3
    Burrowing mayflies as indicators of ecosystem health: Status of populations in two western Lake Superior embayments

    المؤلفون: Thomas A. Edsall, Lori M. Evrard, Owen T. Gorman

    المصدر: Aquatic Ecosystem Health & Management. 7:507-513

    مصطلحات موضوعية: geography, Ecosystem health, geography.geographical_feature_category, Ecology, biology, Estuary, Management, Monitoring, Policy and Law, Aquatic Science, biology.organism_classification, Substrate (marine biology), Benthic zone, Ecosystem, Water quality, Bay, Ephemeridae

    الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_________::ba3925576184212ac77c0346637c8d63Test
    https://doi.org/10.1080/14634980490513346Test


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  4. 4
    Burrowing mayflies (Hexagenia) as indicators of ecosystem health

    المؤلفون: Thomas A. Edsall

    المصدر: Aquatic Ecosystem Health & Management. 4:283-292

    مصطلحات موضوعية: Pollution, Ecosystem health, Biomass (ecology), Ecology, biology, media_common.quotation_subject, Management, Monitoring, Policy and Law, Aquatic Science, biology.organism_classification, Habitat, Biological integrity, Environmental science, Ecosystem, Trophic level, media_common, Ephemeridae

    الوصول الحر: https://explore.openaire.eu/search/publication?articleId=doi_________::bc76e4b40205c9710add9e6c102112ebTest
    https://doi.org/10.1080/146349801753509186Test


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