نتائج البحث - "David L. Lorenz"

1

A surrogate regression approach for computing continuous loads for the tributary nutrient and sediment monitoring program on the Great Lakes

المؤلفون: Daniel J. Sullivan, Dale M. Robertson, Laura E. Hubbard, David L. Lorenz

المصدر: Journal of Great Lakes Research. 44:26-42

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::51012c8e284c42b29d7d6c369ba0525f
https://doi.org/10.1016/j.jglr.2017.10.003

View record in OpenAIRE

2

Application of dimensionless sediment rating curves to predict suspended-sediment concentrations, bedload, and annual sediment loads for rivers in Minnesota

المؤلفون: David L. Lorenz, Karl S. Koller, Christopher A. Ellison, Joel T. Groten

المصدر: Scientific Investigations Report. :1-68

مصطلحات موضوعية: Hydrology, 0208 environmental biotechnology, Sediment, 02 engineering and technology, Geology, 020801 environmental engineering, Bed load, Dimensionless quantity

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::20f8541372e408c5f177c87bf68b35e1
https://doi.org/10.3133/sir20165146

View record in OpenAIRE

3

A statistical learning framework for groundwater nitrate models of the Central Valley, California, USA

المؤلفون: Bernard T. Nolan, Michael N. Fienen, David L. Lorenz

المصدر: Journal of Hydrology. 531:902-911

مصطلحات موضوعية: Artificial neural networks, Artificial neural network, Cross validation, Overfitting, Nitrate, Cross-validation, Regression, Random forest, Data set, Bayesian networks, Linear regression, Statistics, Boosted regression trees, Groundwater, Water Science and Technology, Mathematics, Test data

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3e16f0b880a62ed20d52490675a70d1f
https://doi.org/10.1016/j.jhydrol.2015.10.025

View record in OpenAIRE

4

Streamflow distribution maps for the Cannon River drainage basin, southeast Minnesota, and the St. Louis River drainage basin, northeast Minnesota

المؤلفون: Chris A. Sanocki, Erik A. Smith, David L. Lorenz, Katrin E. Jacobsen

المصدر: Scientific Investigations Map.

مصطلحات موضوعية: Hydrology, River drainage, business.industry, Streamflow, Distribution (economics), Structural basin, business, Geology, St louis

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::b723c575c7c11a1a0804a220ed0612fb
https://doi.org/10.3133/sim3390

View record in OpenAIRE

5

Determining the sources of fine-grained sediment using the Sediment Source Assessment Tool (Sed_SAT)

المؤلفون: Allen C. Gellis, David L. Lorenz, Lillian E. Gorman Sanisaca

المصدر: Open-File Report.

مصطلحات موضوعية: Hydrology, Environmental science, Sediment

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::4a78319fa9e12afc14d8d4dc8ac17053
https://doi.org/10.3133/ofr20171062

View record in OpenAIRE

6

smwrGraphs—An R package for graphing hydrologic data, version 1.1.2

المؤلفون: David L. Lorenz, Aliesha L. Diekoff

المصدر: Open-File Report.

مصطلحات موضوعية: R package, Computer science, Programming language, computer.software_genre, computer

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::bfca905518ef5f8e5e66bc78f6893f18
https://doi.org/10.3133/ofr20161188

View record in OpenAIRE

7

Groundwater discharge to the Mississippi River and groundwater balances for the Interstate 94 Corridor surficial aquifer, Clearwater to Elk River, Minnesota, 2012–14

المؤلفون: Erich W. Kessler, Erik A. Smith, Andrew Berg, Chris A. Sanocki, David L. Lorenz

المصدر: Scientific Investigations Report.

مصطلحات موضوعية: Hydrology, Environmental science, Groundwater discharge, Groundwater, Surficial aquifer

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::8d432b088fe8c9c3b380ead377231ea8
https://doi.org/10.3133/sir20175114

View record in OpenAIRE

8

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

9

Comparison of Two Parametric Methods to Estimate Pesticide Mass Loads in California’s Central Valley1

المؤلفون: David L. Lorenz, Joseph L. Domagalski, Dina K. Saleh

المصدر: JAWRA Journal of the American Water Resources Association. 47:254-264

مصطلحات موضوعية: Hydrology, Ecology, STREAMS, Seasonality, Pesticide, medicine.disease, Annual cycle, Wave model, Sine wave, Parametric model, medicine, Environmental science, Precipitation, Earth-Surface Processes, Water Science and Technology

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::f5adfedf162939aebc411f3c0acce2a8
https://doi.org/10.1111/j.1752-1688.2010.00506.x

View record in OpenAIRE

10

Mercury trends in fish from rivers and lakes in the United States, 1969–2005

المؤلفون: Ann T. Chalmers, Denise M. Argue, David A. Gay, Mark E. Brigham, Christopher J. Schmitt, David L. Lorenz

المصدر: Environmental Monitoring and Assessment. 175:175-191

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3b9818d61d49660454c394aed3b8da92
https://doi.org/10.1007/s10661-010-1504-6

View record in OpenAIRE

11

Trends in Concentrations and Use of Agricultural Herbicides for Corn Belt Rivers, 1996−2006

المؤلفون: Robert J. Gilliom, Daniel J. Sullivan, Jeffrey D. Martin, Aldo V. Vecchia, David L. Lorenz

المصدر: Environmental Science & Technology. 43:9096-9102

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::768616450489519da9682a5343b06aab
https://doi.org/10.1021/es902122j

View record in OpenAIRE

12

Regional Nutrient Trends in Streams and Rivers of the United States, 1993−2003

المؤلفون: David L. Lorenz, Lori A. Sprague

المصدر: Environmental Science & Technology. 43:3430-3435

مصطلحات موضوعية: Hydrology, Time Factors, Geography, Nitrogen, Phosphorus, chemistry.chemical_element, General Chemistry, Seasonality, medicine.disease, United States, Trend analysis, Nutrient, Rivers, chemistry, Water Movements, medicine, Environmental Chemistry, Environmental science, Spatial variability, Seasons, Water quality, Surface runoff, Surface water

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f86d86a647b40e314481f350ac736683
https://doi.org/10.1021/es803664x

View record in OpenAIRE

13

Methods to estimate historical daily streamflow for ungaged stream locations in Minnesota

المؤلفون: David L. Lorenz, Jeffrey R. Ziegeweid

المصدر: Scientific Investigations Report.

مصطلحات موضوعية: Hydrology, 010504 meteorology & atmospheric sciences, Climatology, Streamflow, 0208 environmental biotechnology, 02 engineering and technology, 01 natural sciences, Geology, 020801 environmental engineering, 0105 earth and related environmental sciences

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::c2eb00d23a2e4c01bd8c81706ca6d6e6
https://doi.org/10.3133/sir20155181

View record in OpenAIRE

14

IMPROVED ESTIMATION OF NUTRIENT AND SEDIMENT LOADING TO THE GREAT LAKES USING CONTINUOUS SURROGATE REGRESSION TECHNIQUES

المؤلفون: David L. Lorenz, Dale M. Robertson, Laura E. Hubbard, Laura DeCicco

المصدر: Geological Society of America Abstracts with Programs.

مصطلحات موضوعية: Estimation, Hydrology, Nutrient, Environmental science, Sediment, Regression

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::b56a117e4e1c754ea8bd12a848c16aeb
https://doi.org/10.1130/abs/2016nc-275359

View record in OpenAIRE

15

Comparison of local- to regional-scale estimates of ground-water recharge in Minnesota, USA

المؤلفون: John R. Nimmo, Richard W. Healy, Geoffrey N. Delin, David L. Lorenz

المصدر: Journal of Hydrology. 334:231-249

مصطلحات موضوعية: Hydrology, Water balance, Streamflow, Vadose zone, Environmental science, Point estimation, Groundwater recharge, Scale (map), Water content, Regression, Water Science and Technology

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::0ed3bbd436e3f07c541a0a315d00ec52
https://doi.org/10.1016/j.jhydrol.2006.10.010

View record in OpenAIRE

16

Methods for estimating flow-duration curve and low-flow frequency statistics for ungaged locations on small streams in Minnesota

المؤلفون: David L. Lorenz, Jeffrey R. Ziegeweid, Chris A. Sanocki, Christiana R. Czuba

المصدر: Scientific Investigations Report.

مصطلحات موضوعية: Flow (mathematics), Statistics, Environmental science, STREAMS, Frequency, Flow duration curve

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::8f0800a77594b5884434ef56f1bf96d5
https://doi.org/10.3133/sir20155170

View record in OpenAIRE

17

smwrBase—An R package for managing hydrologic data, version 1.1.1

المؤلفون: David L. Lorenz

المصدر: Open-File Report.

مصطلحات موضوعية: R package, Programming language, Environmental science, computer.software_genre, computer

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::7059af9a1f0cb00d2e7997712ca1c5ab
https://doi.org/10.3133/ofr20151202

View record in OpenAIRE

18

Estimation of Nitrate Contamination of an Agro-Ecosystem Outwash Aquifer Using a Nitrogen Mass-Balance Budget

المؤلفون: Timothy K. Cowdery, Jeffrey D. Stoner, Larry J. Puckett, David L. Lorenz

المصدر: Journal of Environmental Quality. 28:2015-2025

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::ee50cb2c7be54b5a8cc22f90ab2cab78
https://doi.org/10.2134/jeq1999.00472425002800060043x

View record in OpenAIRE

19

Water-quality trends for selected sampling sites in the upper Clark Fork Basin, Montana, water years 1996-2010

المؤلفون: Aldo V. Vecchia, David L. Lorenz, Steven K. Sando, Elliott P. Barnhart

المصدر: Scientific Investigations Report.

مصطلحات موضوعية: Hydrology, Fork (system call), Sampling (statistics), Water quality, Structural basin, Geology

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::b4b617f90ee6648504ebe1f65e92a338
https://doi.org/10.3133/sir20135217

View record in OpenAIRE

20

Trends in major-ion constituents and properties for selected sampling sites in the Tongue and Powder River watersheds, Montana and Wyoming, based on data collected during water years 1980-2010

المؤلفون: Thomas R. Sando, Melanie L. Clark, David L. Lorenz, Aldo V. Vecchia, Steven K. Sando, Elliott P. Barnhart

المصدر: Scientific Investigations Report.

مصطلحات موضوعية: Hydrology, Environmental science, Sampling (statistics)

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::98bd527d9bdbbe9939eb5a0108447264
https://doi.org/10.3133/sir20135179

View record in OpenAIRE

تنقيح النتائج