Zobrazeno 1 - 6
of 6
pro vyhledávání: '"Jeffrey A. Schuldt"'
Autor:
John J. Hutchens, Lucinda B. Johnson, Jeffrey A. Schuldt, Dan Breneman, Carl Richards, George E Host
Publikováno v:
Ecological Indicators. 9:1138-1150
We developed ecological indicators of stream macroinvertebrates in two regions of the Midwestern USA dominated by row-crop agriculture. Indicators were identified in a hierarchical fashion. Reach-scale variables related to macroinvertebrate attribute
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::af3f505640c03d2fd47bedbf6ca696d5
https://doi.org/10.1016/j.ecolind.2009.01.001
https://doi.org/10.1016/j.ecolind.2009.01.001
Publikováno v:
Aquatic Ecosystem Health & Management. 8:323-349
A probability-based, sediment quality assessment was conducted during 1995 in the lower St. Louis River Area of Concern, located in western Lake Superior. A regional application of the intensified sampling grid developed for the United States Environ
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0b55fdbfc0695a2cc95e1c6b7826a356
https://doi.org/10.1080/14634980500242852
https://doi.org/10.1080/14634980500242852
Autor:
Jeffrey A. Schuldt, Anne E. Hershey
Publikováno v:
Journal of the North American Benthological Society. 14:259-268
We investigated the fate of organic matter and inorganic nutrients derived from spawning runs of chinook salmon in tributary streams to Lake Superior during fall and winter 1990. Upstream-downstream comparisons and experimental introduction of carcas
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::c779202143a074ad4d59eaa5dedc865b
https://doi.org/10.2307/1467778
https://doi.org/10.2307/1467778
Publikováno v:
Hydrobiologia. 240:247-258
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::477da3b735641ea9d4c111c92525c225
https://doi.org/10.1007/bf00013466
https://doi.org/10.1007/bf00013466
Autor:
John E. Hobbie, Linda A. Deegan, J. Robie Vestal, Maurice A. Lock, Richard W. Merritt, George W. Kipphut, William B. Bowden, Bruce J. Peterson, George W. Kling, Michael C. Miller, Anne E. Hershey, Jeffrey A. Schuldt
Publikováno v:
Ecological Studies ISBN: 9781461268666
Our studies have focused on carbon and nutrient dynamics, primary productivity and decomposition, and abundance and life histories of the macroconsumers in the Kuparuk River in arctic Alaska. The overall objective of these studies is to understand th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ef2eb61650ee5396224dd9259961938d
https://doi.org/10.1007/978-1-4612-0677-4_4
https://doi.org/10.1007/978-1-4612-0677-4_4
Autor:
Alexander M. Milner, Mark W. Oswood
Alaska's great size is mirrored by the large number and diversity of its freshwater ecosystems. This volume reviews and synthesizes research on a variety of Alaskan freshwaters including lakes, rivers and wetlands. The vast range of Alaskan habitats