Nitrate-nitrogen patterns in the Raccoon River Basin related to agricultural practices

References

1. 1. Bergstrom L.F.,
   2. Jokela W.E.

   . 2001. Ryegrass cover crop effects on nitrate leaching in spring barley fertilized with ¹⁵NO₄ ¹⁵NO₃. Journal of Environmental Quality 30(5):1659-1667.

   OpenUrlPubMedWeb of Science
2. 1. International Dairy Federation

   . 2006. Comprehensive review of scientific literature pertaining to nitrogen protein conversion factors. Brussels, Belgium: International Dairy Federation.
3. 1. Hansen E.M.,
   2. Djurhuss J.,
   3. Kristensen K.

   . 2000. Nitrate leaching as affected by introduction of discontinuation of cover crop use. Journal of Environmental Quality 29(4):1110-1116.

   OpenUrlWeb of Science
4. 1. Ballantine L.G.,
   2. McFarland J.E.,
   3. Hackett D.S.

   1. Hatfield J.L.,
   2. Jaynes D.B.

   . 1998. Impact of Midwest Farming Practices on Surface and Ground Water Quality. In Triazine Herbicides: Risk Assessment, ed. Ballantine L.G., McFarland J.E., Hackett D.S., 266-281. American Chemical Society Symposium Series 683, ACS, Washington, DC.
5. 1. Hill A.R.

   1978. Factors affecting the export of nitrate-nitrogen from drainage basins in southern Ontario. Water Resources Research 12(6):1045-1057.

   OpenUrl
6. 1. IDALS (Iowa Department of Agriculture and Land Stewardship)

   . 2009. http://www.agriculture.state.ia.us/fertilizerdistributionReport.htm.
7. 1. Jaynes D.B.,
   2. Hatfield J.L.,
   3. Meek D.W.

   . 1999. Water quality in Walnut Creek watershed: Herbicides and nitrate in surface waters. Journal of Environmental Quality 28(1):45-59.

   OpenUrlWeb of Science
8. 1. Jorden T.E.,
   2. Correll D.L.,
   3. Weller D.E.

   . 1997. Relating nutrient discharges from watersheds to land use and streamflow variability. Water Resources Research 33(11):2579-2590.

   OpenUrlCrossRef
9. 1. Kaspar T.C.,
   2. Jaynes D.B.,
   3. Parkin T.B.,
   4. Moorman T.B.

   . 2007. Rye cover crop and gamagrass strip effects on NO₃ concentration and load in tile drainage. Journal of Environmental Quality 36(5):1503-1511.

   OpenUrlCrossRefPubMedWeb of Science
10. 1. Keeney D.R.,
    2. DeLuca T.H.

    . 1993. Des Moines river nitrate in relation to watershed agricultural practices: 1945 versus 1980s. Journal of Environmental Quality 22(2):267-272.

    OpenUrlWeb of Science
11. 1. Lucey K.J.,
    2. Goolsby D.A.

    . 1993. Effects of climatic variations over 11 years on nitrate-nitrogen concentrations in the Raccoon River, Iowa. Journal of Environmental Quality 22(1):38-46.

    OpenUrl
12. 1. Mason J.W.,
    2. Wegner G.D.,
    3. Quinn G.I.,
    4. Lange E.L.

    . 1990. Nutrient loss via groundwater discharge from small watersheds in western and south-central Wisconsin. Journal of Soil and Water Conservation 44(2):327-331.

    OpenUrl
13. 1. McIssac G.F.,
    2. Libra R.D.

    . 2003. Revisiting nitrate concentrations in the Des Moines River: 1945 and 1976-2001. Journal of Environmental Quality 32(6):2280-2289.

    OpenUrlPubMedWeb of Science
14. 1. Follett R.F.,
    2. Hatfield J.L.

    1. McMullen L.D.

    2001. Remediation at the Water Treatment Plant. In Nitrogen in the Environment: Sources, Problems, and Management, ed. Follett R.F., Hatfield J.L., 455-460. Elsevier Press.
15. 1. Midwest Plan Service

    . 1993. Livestock Waste Facilities. MWPS-18 112p. Ames, IA: Iowa State University.
16. 1. NCDC (National Climate Data Center)

    . 2009. http://www.ncdc.noaa.gov.
17. 1. National Environmental Methods Index

    . 2008a. Method 365.1. http://www.nemi.gov/apex/f?p=237:38:1333022362410969::::P38_METHOD_ID:4823.
18. 1. National Environmental Methods Index

    . 2008b. Method 4500 P-F. http://www.nemi.gov/apex/f?p=237:38:1333022362410969::::P38_METHOD_ID:7420.
19. 1. Prueger J.H.,
    2. Hatfield J.L.,
    3. Sauer T.J.

    . 1998. Surface energy balance partitioning over rye and oat cover crops in central Iowa. Journal of Soil and Water Conservation 53(3):271-276.

    OpenUrl
20. 1. Randall G.W.,
    2. Huggins D.R.,
    3. Russelle M.P.,
    4. Fuchs D.J.,
    5. Nelson W.W.,
    6. Anderson J.L.

    . 1997. Nitrate losses through subsurface tile drainage in conservation reserve program, alfalfa, and row crop systems. Journal of Environmental Quality 26(6):1240-1247.

    OpenUrlWeb of Science
21. 1. Schilling K.E.

    2005. Relation of baseflow to row crop intensity in Iowa. Agriculture Ecosystems and Environment 105(1-2):433-438.

    OpenUrlCrossRef
22. 1. Schilling K.E.,
    2. Libra R.D.

    . 2000. The relationship of nitrate concentrations in streams to row crop land use in Iowa. Journal of Environmental Quality 29(6):1846-1851.

    OpenUrlWeb of Science
23. 1. Schilling K.,
    2. Zhang Y.

    . 2004. Baseflow contribution to nitrate-nitrogen export from a large, agricultural watershed, USA. Journal of Hydrology 295(1-4):305-316.

    OpenUrlCrossRefGeoRef
24. 1. Thomas G.W.,
    2. Haszler G.R.,
    3. Crutchfield J.D.

    . 1992. Nitrate-nitrogen and phosphate-phosphorus in seven Kentucky streams draining small agricultural watersheds: Eighteen years later. Journal of Environmental Quality 21(1):147-150.

    OpenUrlWeb of Science
25. 1. Toth J.D.,
    2. Fox R.H.

    . 1998. Nitrate losses from a corn-alfalfa rotation: Lysimeter measurement of nitrate leaching. Journal of Environmental Quality 27(5):1027-1033.

    OpenUrlWeb of Science
26. 1. USDA NASS (National Agricultural Statistics Service)

    . 2009. http://www.nass.usda.gov.
27. 1. USGS (United States Geological Survey)

    . 2008, USGS Water Data for the Nation Site 05484500. http://nwis.waterdata.usgs.gov.
28. 1. Zhang Y.,
    2. Schilling K.

    . 2005. Temporal variation and scaling of streamflow and baseflow and their nitrate-nitrogen concentrations and loads. Advances in Water Resources 28:701-710.

    OpenUrlCrossRef
29. 1. Zucker L.A.,
    2. Brown L.C.

    , ed. 1998. Agricultural Drainage: Water Quality Impacts and Subsurface Drainage Studies in the Midwest. Ohio State University Extension Bulletin 871. The Ohio State University.