نتائج البحث - "Jeffrey W. Frey"

1

Nutrient and suspended-sediment concentrations in the Maumee River and tributaries during 2019 rain-induced fallow conditions

المؤلفون: Lisa M. Hartley, Nicholas J. Reithel, Chad A. Toussant, Jeffrey W. Frey, Stephanie P. Kula, Nancy T. Baker, Katie M. Collier, Carrie A. Huitger, Hunter F. Crates, Kimberly H. Shaffer, Matthew J. Hardebeck, Donna L. Runkle, Dennis P. Finnegan, Ralph J. Haefner, Edward G. Dobrowolski, Tanja N. Williamson, Thomas L. Weaver

المصدر: Journal of Great Lakes Research. 47:1726-1736

مصطلحات موضوعية: geography, geography.geographical_feature_category, Ecology, Phosphorus, chemistry.chemical_element, Sediment, STREAMS, Aquatic Science, chemistry.chemical_compound, Nutrient, Animal science, Nitrate, chemistry, Streamflow, Tributary, Environmental science, Precipitation, Ecology, Evolution, Behavior and Systematics

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::3a69f5e7aa843286cc60025bdd10f662
https://doi.org/10.1016/j.jglr.2021.10.004

View record in OpenAIRE

2

Delineation of tile-drain networks using thermal and multispectral imagery—Implications for water quantity and quality differences from paired edge-of-field sites

المؤلفون: Shawn M. Meyer, Edward G. Dobrowolski, Jeffrey W. Frey, Barry Allred, Tanja N. Williamson

المصدر: Journal of Soil and Water Conservation. 74:1-11

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::3257ed0bf0b3d105c9ed27cfa3d8a1cc
https://doi.org/10.2489/jswc.74.1.1

View record in OpenAIRE

3

Relative Importance of Water-Quality Stressors in Predicting Fish Community Responses in Midwestern Streams

المؤلفون: Michael R. Meador, Jeffrey W. Frey

المصدر: JAWRA Journal of the American Water Resources Association. 54:708-723

مصطلحات موضوعية: 0106 biological sciences, Ecology, 010604 marine biology & hydrobiology, Stressor, Aquatic animal, STREAMS, 010501 environmental sciences, 01 natural sciences, Water resources, Habitat, Aquatic environment, Environmental science, Fish , Water quality, 0105 earth and related environmental sciences, Earth-Surface Processes, Water Science and Technology

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::ed76b45bdce9052f23e0e1bbbcd8eab4
https://doi.org/10.1111/1752-1688.12646

View record in OpenAIRE

4

Understanding the influence of nutrients on stream ecosystems in agricultural landscapes

المؤلفون: Christopher A. Mebane, Ian R. Waite, Mark D. Munn, Kathy E. Lee, Ronald B. Zelt, Terry R. Maret, Jeffrey W. Frey, John H. Duff, Robert W. Black, Anthony J. Tesoriero

المصدر: Circular. :1-80

مصطلحات موضوعية: Nutrient, Ecology, Environmental science, Ecosystem, Agricultural landscapes

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::6ad17d0e559a4c86156c0af1cb818642
https://doi.org/10.3133/cir1437

View record in OpenAIRE

5

High Nitrate Concentrations in Some Midwest United States Streams in 2013 after the 2012 Drought

المؤلفون: Barbara J. Mahler, MaryLynn Musgrove, Peter C. Van Metre, Daniel T. Button, Michael E. Wieczorek, Jeffrey W. Frey, Naomi Nakagaki, Sharon L. Qi

المصدر: Journal of Environmental Quality. 45:1696-1704

مصطلحات موضوعية: Environmental Engineering, 010504 meteorology & atmospheric sciences, Drainage basin, chemistry.chemical_element, STREAMS, 010501 environmental sciences, Management, Monitoring, Policy and Law, engineering.material, 01 natural sciences, Midwestern United States, chemistry.chemical_compound, Mississippi, Rivers, Nitrate, Waste Management and Disposal, 0105 earth and related environmental sciences, Water Science and Technology, Hydrology, geography, Nitrates, geography.geographical_feature_category, Agroforestry, Hypoxia (environmental), Iowa, Pollution, Manure, Nitrogen, United States, Droughts, chemistry, engineering, Environmental science, Fertilizer, Water quality, Environmental Monitoring

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5885fdf536f20ac112ebaf12b5654e8b
https://doi.org/10.2134/jeq2015.12.0591

View record in OpenAIRE

6

Design and methods of the Midwest Stream Quality Assessment (MSQA), 2013

المؤلفون: Lisa H. Nowell, Celeste A. Journey, Naomi Nakagaki, Daniel T. Button, Jeffrey W. Frey, Jessica D. Garrett, Peter C. Van Metre

المصدر: Open-File Report.

مصطلحات موضوعية: business.industry, Quality assessment, Environmental resource management, Environmental science, business

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::33d344b01114fca8ce66940c4fdf6942
https://doi.org/10.3133/ofr20171073

View record in OpenAIRE

7

Assessment of nutrient enrichment by use of algal-, invertebrate-, and fish-community attributes in wadeable streams in ecoregions surrounding the Great Lakes

المؤلفون: Amanda H. Bell, Jeffrey W. Frey, Julie A. Hambrook Berkman, David L. Lorenz

المصدر: Scientific Investigations Report. :1-49

مصطلحات موضوعية: Ecoregion, Nutrient, Diatom, Algae, Ecology, Range (biology), Community structure, Environmental engineering, Biology, Eutrophication, biology.organism_classification, Invertebrate

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::ec56fa4ad1f57b15dd405161b9b54916
https://doi.org/10.3133/sir20115009

View record in OpenAIRE

8

Phytoplankton growth and assembly in relation to nutrient supply and other environmental factors in the White River Basin, Indiana (U.S.)

المؤلفون: Harry V. Leland, Jeffrey W. Frey

المصدر: SIL Proceedings, 1922-2010. 30:147-163

مصطلحات موضوعية: geography, geography.geographical_feature_category, Nutrient, Oceanography, White (horse), Phytoplankton, Drainage basin, Community structure, Environmental science

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::fc6ac70770340d4dc1ae4293cd5f09aa
https://doi.org/10.1080/03680770.2008.11902104

View record in OpenAIRE

9

Occurrence and distribution of algal biomass and Its relation to nutrients and selected basin characteristics in Indiana streams, 2001-2005

المؤلفون: Brian J. Caskey, Jeffrey W. Frey, Donald R. Leer, B. Scott Lowe

المصدر: Scientific Investigations Report. :1-146

مصطلحات موضوعية: Hydrology, Nutrient, business.industry, Environmental science, Biomass, Distribution (economics), STREAMS, Structural basin, business

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::435cdd97f7494d378e0822fc9d998756
https://doi.org/10.3133/sir20085203

View record in OpenAIRE

10

Nutrient, Habitat, and Basin-Characteristics Data and Relations with Fish and Invertebrate Communities in Indiana Streams, 1998-2000

المؤلفون: Jeffrey W. Frey, Brian J. Caskey

المصدر: Scientific Investigations Report. :1-40

مصطلحات موضوعية: Fishery, Nutrient, Habitat, Fish , Environmental science, STREAMS, Structural basin, Invertebrate

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::bc7964bbf84a407a73eae795d23a0313
https://doi.org/10.3133/sir20075076

View record in OpenAIRE

11

Relations of Principal Components Analysis Site Scores to Algal-Biomass, Habitat, Basin-Characteristics, Nutrient, and Biological-Community Data in the West Fork White River Basin, Indiana, 2001

المؤلفون: Jeffrey W. Frey, Brian J. Caskey, B. Scott Lowe

المصدر: Scientific Investigations Report. :1-26

مصطلحات موضوعية: Hydrology, Biomass (ecology), geography, Nutrient, White (horse), geography.geographical_feature_category, Habitat, Principal component analysis, Fork (system call), Drainage basin, Environmental science, Structural basin

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::3c2a7e9be791e45c2cc6757ad673f44a
https://doi.org/10.3133/sir20075222

View record in OpenAIRE

12

Relations of principal components analysis site scores to algal-biomass, habitat, basin-characteristics, nutrient, and biological-community data in the Upper Wabash River Basin, Indiana, 2003

المؤلفون: Donald R. Leer, Brian J. Caskey, Jeffrey W. Frey, B. Scott Lowe

المصدر: Scientific Investigations Report. :1-25

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::58329f8fa82b98acc4638bd3728849d9
https://doi.org/10.3133/sir20075231

View record in OpenAIRE

13

A Comparison of Selected Diversity, Similarity, and Biotic Indices for Detecting Changes in Benthic-Invertebrate Community Structure and Stream Quality

المؤلفون: Jeffrey W. Frey, Charles G. Crawford, Michael J. Lydy

المصدر: Archives of Environmental Contamination and Toxicology. 39:469-479

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bec0ff586689bfd49e0beed807aa31f9
https://doi.org/10.1007/s002440010129

View record in OpenAIRE

14

Identifying nutrient reference sites in nutrient-enriched regions-Using algal, invertebrate, and fish-community measures to identify stressor-breakpoint thresholds in Indiana rivers and streams, 2005-9

المؤلفون: Robert J. Miltner, Megan E. Shoda, Brian J. Caskey, Jeffrey W. Frey, Aubrey R. Bunch, Shivi Selvaratnam

المصدر: Scientific Investigations Report.

مصطلحات موضوعية: Hydrology, Nutrient, Ecology, Stressor, Breakpoint, Fish , Environmental science, STREAMS, Invertebrate

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::eeb70d649c20d951c47ee5b8505f2267
https://doi.org/10.3133/sir20125243

View record in OpenAIRE

15

USGS library for S-PLUS for Windows -- Release 4.0

المؤلفون: Donald H. Wilkison, J. Jeffrey Starn, Joyce E. Williamson, Aldo V. Vecchia, Dale M. Robertson, Virginia L. McGuire, Elizabeth A. Ahearn, James R. Slack, Kathleen M. Neitzert, Jeffrey W. Frey, Dennis R. Helsel, Wendy J. Danchuk, David L. Lorenz, Kathy E. Lee, Janet M. Carter, David C. Leeth, Jeffrey D. Martin, Timothy A. Cohn

المصدر: Open-File Report.

مصطلحات موضوعية: Library science, Environmental science

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::a3328c8c3494ea0087e975cf42430242
https://doi.org/10.3133/ofr20111130

View record in OpenAIRE

16

Breakpoint analysis and assessment of selected stressor variables on benthic macroinvertebrate and fish communities in Indiana streams: Implications for developing nutrient criteria

المؤلفون: Shivi Selvaratnam, Jeffrey W. Frey, Brian J. Caskey

المصدر: Scientific Investigations Report.

مصطلحات موضوعية: Hydrology, Fishery, Nutrient, Benthic zone, Stressor, Breakpoint, Fish , Environmental science, STREAMS

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::49dc40c4594bbc498ede6e1c177768b4
https://doi.org/10.3133/sir20105026

View record in OpenAIRE

17

Biological-Community Composition in Small Streams and its Relations to Habitat, Nutrients, and Land Use in Agriculturally Dominated Landscapes in Indiana and Ohio, 2004, and Implications for Assessing Nutrient Conditions in Midwest Streams

المؤلفون: Jeffrey W. Frey, Brian J. Caskey

المصدر: Scientific Investigations Report.

مصطلحات موضوعية: Nutrient, Community composition, Habitat, Land use, Ecology, Environmental science, STREAMS

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::d3ecf286ceb5d90fd055118aee265669
https://doi.org/10.3133/sir20095055

View record in OpenAIRE

18

The influence of nutrients and physical habitat in regulating algal biomass in agricultural streams

المؤلفون: Jeffrey W. Frey, Anthony J. Tesoriero, Mark D. Munn

المصدر: Environmental Management

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9e70a4b107523e728f0d94c60d8d20e5
https://pubmed.ncbi.nlm.nih.gov/20143065

View record in OpenAIRE

19

Relations of principal components analysis site scores to algal-biomass, habitat, basin-characteristics, nutrient, and biological-community data in the Whitewater River and East Fork White River basins, Indiana, 2002

المؤلفون: Jeffrey W. Frey, B. Scott Lowe, Brian J. Caskey

المصدر: Scientific Investigations Report.

مصطلحات موضوعية: Hydrology, Biomass (ecology), geography, Nutrient, White (horse), geography.geographical_feature_category, Habitat, Fork (system call), Principal component analysis, Drainage basin, Environmental science, Structural basin

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::423f80652d10f868fd28c71210f4a92a
https://doi.org/10.3133/sir20075229

View record in OpenAIRE

20

Water and agricultural-chemical transport in a Midwestern, tile-drained watershed: Implications for conservation practices

المؤلفون: Jeffrey W. Frey, Wesley W. Stone, Nancy T. Baker, John T. Wilson

المصدر: Fact Sheet.

مصطلحات موضوعية: Hydrology, Watershed management, Watershed, Agrochemical, business.industry, visual_art, visual_art.visual_art_medium, Environmental science, Tile, business, Water resource management

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::c77939d9687e18475324c16c0293188d
https://doi.org/10.3133/fs20073084

View record in OpenAIRE

تنقيح النتائج