USDA.gov National Agricultural Library
Water Quality Information Center Masthead
 Home|About the Water Quality Information Center|Databases|Enviro-News|News and Events|Publications|Help|Contact Us|En Español
 Search the Water Quality Information Center
   
Search all of the United States Department of Agriculture
Advanced search
Search tips
Browse by subject
Agricultural Environmental Management
Educational Materials
Irrigation
Regional Information
Social and Legal Issues
Tools and Guides
Water Availability
Water Quality
 
You are here: Home / Publications / Online Documents / Results List
Databases
   
Online Documents

New Search

 Searched for: O
Sort by:   
Records 1 thru 20 of 32

[1 - 20] [21 - 32]  Next

 01.Title: Occurence of Aquatic Toxicity and Dormant Spray Pesticide Detections in the Sacramento River Watershed, Winter 1996-97
Author(s): Nordmark, C. E.; Bennett, K. P.; Feng, H.; Hernandez, J.; Lee, P.
Publisher: California Environmental Protection Agency, Department of Pesticide Regulation
Resource Availability: No Guarantee
NAL Subject: orthophosphates/ pesticide residues/ organothiophosphate insecticides/ diazinon/ methidathion/ application timing/ rainfall/ orchards/ aquatic organisms/ water pollution/ mass transfer/ sampling/ toxicity testing/ water quality analysis/ environmental monitoring/ California/
Date: 1998-02-00
Go To Full Record
 02.Title: Occurence of Aquatic Toxicity and Dormant Spray Pesticide Detections in the San Joaquin River Watershed, Winter 1996-97.
Author(s): Bennett, K. P.; Nordmark, C. E.; Schuette, J.; Feng, H.; Hernandez, J.; Lee, P.
Publisher: California Environmental Protection Agency, Department of Pesticide Regulation
Resource Availability: No Guarantee
NAL Subject: orthophosphates/ pesticide residues/ organothiophosphate insecticides/ chlorpyrifos/ diazinon/ methidathion/ application timing/ rainfall/ orchards/ aquatic organisms/ water pollution/ mass transfer/ sampling/ toxicity testing/ water quality analysis/ environmental monitoring/ California/
Date: 1998-02-00
Go To Full Record
 03.Title: Occurrence of Cotton Pesticides in Surface Water of the Mississippi Embayment
Author(s): Thurman, E. M.; Zimmerman, L. R.; Scribner, E. A.; Coupe, R. H.
Publisher: U. S. Department of the Interior, U. S. Geological Survey
Resource Availability: No Guarantee
NAL Subject: pesticides/ organochlorine insecticides/ cotton/ nonpoint source pollution/ water pollution/ pollution load/ surface water/ sampling/ seasonal variation/ water quality/ Arkansas/ Kentucky/ Louisiana/ Mississippi/ Missouri/ Tennessee/ Southeastern United States/ Mississippi River/
Date: 1998-05-00
Go To Full Record
 04.Title: Occurrence of Fecal Coliform Bacteria in the Cheney Reservoir Watershed, South-Central Kansas, 1996-98
Author(s): Mau, D. P.; Pope, L. M.
Publisher: U. S. Department of the Interior, U. S. Geological Survey
Resource Availability: No Guarantee
NAL Subject: water quality/ public health/ water pollution/ surface water/ fecal contamination/ coliform bacteria/ monitoring/ Kansas/
Date: 1999-12-00
Go To Full Record
 05.Title: Occurrence of Organochlorine Compounds in Whole Fish Tissue from Streams of the Lower Susquehanna River Basin, Pennsylvania and Maryland, 1992
Author(s): Bilger, M. D.; Brightbill, R. A.; Campbell, H. L.
Publisher: U. S. Department of the Interior, U. S. Geological Survey
Resource Availability: No Guarantee
NAL Subject: water quality/ water pollution/ surface water/ fish/ tissue analysis/ organochlorine compounds/ DDT/ polychlorinated biphenyls/ chlordane/ hydrogeology/ land use/ sampling/ data collection/ sampling/ National Water Quality Assessment Program/ Maryland/ Pennsylvania/
Date: 1999-00-00
Go To Full Record
 06.Title: Occurrence of Selected Organochlorine Compounds in Fish Tissue from Eastern Iowa Streams, 1995
Author(s): Roberts, L. R.
Publisher: U. S. Department of the Interior, U. S. Geological Survey
Resource Availability: No Guarantee
NAL Subject: organochlorine compounds/ water pollution/ sampling/ fish/ tissue analysis/ sediment contamination/ National Water Quality Assessment Program/ Iowa/
Date: 1997-00-00
Go To Full Record
 07.Title: Ocean Blueprint for the 21st Century
Author(s): U. S. Commission on Ocean Policy
Publisher: U. S. Commission on Ocean Policy
Resource Availability: No Guarantee
NAL Subject: oceans/ water management/ natural resource management/ coastal water/ environmental policy/ ecological restoration/ trade/ sea transportation/ water pollution/ invasive species/ fisheries/ wildlife management/ coral reefs/ mariculture/ human health and safety/ energy resources/ mineral resources/ information management/ international policy and programs/
Date: 2004-07-22
Go To Full Record
 08.Title: Of A Future Environment
Author(s): Kepner, W.G.; Semmens, D.J.; Bassett, S.D.; Mouat, D.A.; Goodrich, D.C.
Publisher: U.S. Environmental Protection Agency
Resource Availability: No Guarantee
NAL Subject: hydrologic models/ geographic information systems/ remote sensing/ watersheds/ land use/
Date: 2004-06-00
Go To Full Record
 09.Title: Ohio Livestock Manure and Wastewater Management Guide
Author(s): Ohio State University
Publisher: Ohio State University
Resource Availability: No Guarantee
NAL Subject: animal manure management/ wastewater/ waste management/ animal manures/ litter (bedding)/ manure handling/ manure storage/ design/ agricultural structures and facilities/ agricultural engineering/ dairy cattle/ swine/ poultry/ horses/ human health and safety/ land application/ application rate/ agricultural runoff/ nutrient management/ nutrient offtake/ irrigation management/ pollution control/ effluents/ waste treatment/ odor control/ pest management/ economic analysis/ extension education/ governmental programs and projects/ information sources/ Ohio/
Date: 1992-00-00
Go To Full Record
 10.Title: On Tap
Author(s): National Drinking Water Clearinghouse
Publisher: West Virginia University
Resource Availability: No Guarantee
NAL Subject: drinking water/ public water supply/ public health/ water treatment/ technology/ economic analysis/ economic development/ water management/ waterborne diseases/ wellhead protection/ water conservation/ environmental protection/ governmental programs and projects/ citizen participation/ education programs/ United States/
Date: 1992-00-00
Go To Full Record
 11.Title: One-Dimensional Model to Evaluate the Performance of Wick Samplers in Soils
Author(s): Rimmer, A.; Steenhuis, T. S.; Selker, J. S.
Publisher: Cornell University Department of Biological and Environmental Engineering
Resource Availability: No Guarantee
NAL Subject: sampling/ soil sampling/ samplers/ mathematical models/ unsat zone/ soil analysis/ water analysis/ vadose zone/
Date: 2003-06-29
Go To Full Record
 12.Title: Opportunities for Environmental Applications of Marine Biotechnology: Proceedings of the October 5-6, 1999, Workshop
Author(s): National Research Council, Oceans Studies Board, Board on Biology
Publisher: National Academy Press
Resource Availability: No Guarantee
NAL Subject: microbial ecology/ aquatic organisms/ biotechnology/ bioremediation/ biofilm/ antifouling agents/ ecotoxicology/ water pollution/ oil spills/ wetlands/ land restoration/ coral reefs/ trace elements/ heavy metals/ microbial contamination/ algal blooms/ natural resource management/ environmental policy/ environmental law/ natural resource economics/ United States/
Date: 2000-00-00
Go To Full Record
 13.Title: Opportunities to Improve the U.S. Geological Survey National Water Quality Assessment Program
Author(s): National Research Council, Division on Earth and life Sciences, Water Science and Technology Board, Committee to Improve the U.S. Geological Survey National Water Quality Assessment Program
Publisher: National Academy Press
Resource Availability: No Guarantee
NAL Subject: National Water Quality Assessment Program/ program evaluation/ governmental programs and projects/ conservation programs/ information exchange/ United States/
Date: 2002-00-00
Go To Full Record
 14.Title: Optimal Control Approach to Water Quality Trading: Cost-Effective Point/Nonpoint Management in a Watershed Framework
Author(s): Zhao, X.; Fletcher, J. J.
Publisher: University of Minnesota
Resource Availability: No Guarantee
NAL Subject: point source pollution/ nonpoint source pollution/ acid mine drainage/ water quality/
Date: 2004-08-01
Go To Full Record
 15.Title: Optimal Economic Management of Groundwater Quantity and Quality: An Integrated Approach
Author(s): Zachariah, O.; Rollins, K.
Publisher: University of Minnesota
Resource Availability: No Guarantee
NAL Subject: dynamic models/ econometric models/ natural resource economics/ groundwater contamination/ water quality/ water supply/ water use/ nutrient management/ social benefit/ Canada/ Ontario/
Date: 1999-00-00
Go To Full Record
 16.Title: Optimal Performance from Center Pivot Sprinkler
Author(s): King, B. A.; Kincaid, D. C.
Publisher: University of Idaho
Resource Availability: No Guarantee
NAL Subject: center pivot irrigation/ irrigation systems/ irrigation water/ agricultural runoff/ precision agriculture/ application rate/ application parameters/ soil water balance/ soil hydraulic properties/ infiltration (hydrology)/ Idaho/
Date: 1997-07-00
Go To Full Record
 17.Title: Optimal Regulation of Eutrophying Lakes, Fjords and Rivers in the Presence of Threshold Effects
Author(s): Naevdal, E.
Publisher: University of Minnesota
Resource Availability: No Guarantee
NAL Subject: eutrophication/ water pollution/ nutrient enrichment/ natural resource economics/ economic threshold/ econometric models/ limnology/ agrochemicals/ fertilizers/ pollution control/
Date: 1999-00-00
Go To Full Record
 18.Title: Optimal Regulation Under Asymmetric Information And Risk Aversion With An Application To Pollution Control
Author(s): Bontems, P.; Thomas, A.
Publisher: University of Minnesota
Resource Availability: No Guarantee
NAL Subject: risk management/ information management/ decision making/ farmers/ crop production/ nitrogen/ leaching/ pollution control/ agricultural economics/ econometric models/
Date: 2001-05-10
Go To Full Record
 19.Title: Optimal Targeting of CREP to Improve Water Quality: Determining Land Rental Offers with Endogenous Sediment Deposition Coefficients
Author(s): Yang, W.; Khanna, M.; Farnsworth, R.; Onal, H.
Publisher: University of Minnesota
Resource Availability: No Guarantee
NAL Subject: conservation programs/ water quality/ watershed management/ erosion control/ economic analysis/ cost effectiveness/ econometric models/ sedimentation/ runoff/ land use/ land values/ government payments/ Illinois/
Date: 2000-00-00
Go To Full Record
 20.Title: Optimization of Benefits from Wetlands Restoration: A Workshop, Annapolis, Maryland, May 1-2, 2001
Author(s): Chesapeake Bay Program, Living Resources Subcommittee ; Chesapeake Bay Program,Scientific and Technical Advisory Committee (STAC)
Publisher: Chesapeake Bay Program, Scientific and Technical Advisory Committee (STAC)
Resource Availability: No Guarantee
NAL Subject: wetlands/ ecological restoration/ governmental programs and projects/ environmental monitoring/ program evaluation/ program planning/ environmental policy/ Chesapeake Bay/ Maryland/ Virginia/ District of Columbia/ Pennsylvania/
Date: 2002-02-00
Go To Full Record

[1 - 20] [21 - 32]  Next

Back to Top
 
 WQIC Home | NAL Home | USDA | AgNIC | Agricultural Research Service | Science.gov | Policies and Links | Site Map
FOIA | Accessibility Statement | Privacy Policy | Non-Discrimination Statement | Information Quality | FirstGov | White House