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Changes in gene and protein expression and reproduction in grass shrimp, Palaemonetes pugio, exposed to chronic hypoxia: Paper presented at Hypoxia Effects on Living Resources in the Gulf of Mexico, September 25–26, 2006, Tulane University, New Orleans, Louisiana, sponsored by National Oceanic and Atmospheric Administration Center for Sponsored Coastal Ocean Research.|
Bruland, G.L., and Richardson, C.J., 2006, An assessment of the phosphorus retention capacity of wetlands in the Painter Creek Watershed, Minnesota, USA: Water, Air, and Soil Pollution, v. 171, p. 169–184.
Bundy, L.G., 1998, Corn fertilization: University of Wisconsin Cooperative Extension Service Publication AA3340.
Cai, W.J., and Lohrenz, S.E., 2005, Carbon, nitrogen, and phosphorus fluxes from the Mississippi River and the transformation and fate of biological elements in the river plume and the adjacent margin, in Liu, K.K., Atkinson, L., Quinones, R., Talaue-McManus, L., eds., Carbon and nutrient fluxes in continental margins—A global synthesis: NY, Springer-Verlag.
Cai, W.J., 2003, Riverine inorganic carbon flux and rate of biological uptake in the Mississippi River plume: Geophysical Research Letters, v. 30, no. 2, doi:10.1029/2002GL016312.
Caraco, N., Cole, J.J., and Likens, G.E., 1990, A comparison of phosphorus immobilization in sediments of freshwater and coastal marine systems: Biogeochemistry, v. 9, p. 277–290.
Caraco, N.F., Cole, J.J., and Likens, G.E., 1989, Evidence for sulfate controlled phosphorus release from sediments of aquatic systems: Nature, v. 341, p. 316–318.
Carter, G.S., Gregg, M.C., and Lien, R.C., 2005, Internal waves, solitary like waves, and mixing on the Monterey Bay shelf: Continental Shelf Research, v. 25, p. 1499–1520.
CENR, 2000, Integrated assessment of hypoxia in the northern Gulf of Mexico: National Science and Technology Council, Committee on Environmental and Natural Resources, May 2000, 66 p. Available on line at: http://oceanservice.noaa.gov/products/hypox_final.pdf.
Cerco, C.F., and Cole, T., 1993, Three-dimensional eutrophication model of Chesapeake Bay: Journal of Environmental Engineering, v. 119, no. 6, p. 1006-1025.
Chen, N., Bianchi, T.S., and McKee, B.A., 2005, Early diagnensis of chloropigment biomarkers in the lower Mississippi River and Louisiana shelf—Implications for carbon cycling in a river-dominated margin: Marine Chemistry, v. 93, p. 159–177.
Chen, N., Bianchi, T.S., McKee, B.A., and Bland, J.M., 2001, Historical trends of hypoxia on the Louisiana shelf—Applications of pigments as biomarkers: Organic Geochemistry, v. 32, p. 543–561.
Chen, R.F., and Gardner, G.B., 2004, High resolution measurements of chromophoric dissolved organic matter in the Mississippi and Atchafalaya river plume regions: Marine Chemistry, v. 89, p. 103–125.
Chen, X., Lohrenz, S.E., and Wiesenburg, D.A., 2000, Distribution and controlling mechanisms of primary production over the Louisiana-Texas continental shelf: Journal of Marine Systems, v. 25, p. 179–207.
Chesapeake Bay Commission, 2004, Cost effective strategies for the Bay: Annapolis, MD, 14 p.
Chesapeake Bay Program, 2006, Watershed model progress scenario results for 2005: Available on line at: http://www.chesapeakebay.net/tribtools.htm.
Chesney, E.J., and Baltz, D.M., 2001, The effects of hypoxia on the northern Gulf of Mexico coastal ecosystem—A fisheries perspective, in Rabalais, N.N., and Turner, R.E., eds., Coastal hypoxia—Consequences for living resources and ecosystems: Washington, D.C., Coastal and Estuarine Studies 58, American Geophysical Union, p. 321–354.
Childs, C.R., Rabalais, N.N., Turner, R.E., and Proctor, L.M., 2002, Sediment denitrification in the Gulf of Mexico zone of hypoxia: Marine Ecology Progress Series, v. 240, p. 285–290.
Childs, C.R., Rabalais, N.N., Turner, R.E., and Proctor, L.M., 2003, Erratum—Sediment denitrification in the Gulf of Mexico zone of hypoxia: Marine Ecology Progress Series, v. 247, p. 310.
Chow, T.L., Rees, H.W., and Daigle, J.L., 1999, Effectiveness of terraces/grassed waterway systems for soil and water conservation—A field evaluation: Journal of Soil and Water conservation, v. 54, no. 3, p. 577–583.
Chua, T.T., Bronson, K.F., Booker, J.D., Keeling, J.W., Mosier, A.R., Bordovsky, J.P., Lascano, R.J., Green, C.J., and Segarra, E., 2003, In-season nitrogen status sensing in irrigated cotton— I. Yields and nitrogen-15 recovery: Soil Science Society of America Journal, v. 67, p. 1428-1438.
Chung, S.W., Gassman, P.W., Gu, R., and Kanwar, R.S., 2002, Evaluation of EPIC for assessing tile flow and nitrogen losses for alternative agricultural management systems: Transactions of the American Society of Agricultural Engineers, v. 45, no. 4, p. 1135–1146.
Claassen, R., 2000, Agricultural resources and environmental indicators—Compliance provisions for soil and wetland conservation: U.S. Department of Agriculture, Economic Research Service, Agricultural Resources and Environmental Indicators, chap. 6.3, 20 p..
Claassen, R., Breneman, V., Bucholtz, S., Cattaneo, A., Johansson, R., and Morehart, M., 2004, Environmental compliance in U.S. agricultural policy—Past performance and future potential: U.S. Department of Agriculture, Economic Research Service, Agricultural Economic Report No. 832, p. 52.
Clapp, C.E., Allmaras, R.R., Layese, M.F., Linden, D.R., and Dowdy, R.H., 2000, Soil organic carbon and 13C abundance as related to tillage, crop residue, and nitrogen fertilization under continuous corn management in Minnesota: Soil & Tillage Research, v. 55, no. 3, p. 127–142.
Clark, C., and Russell, C., 2005, Public information provision as a tool of environmental policy?, in Krarup, S., and Russell, C., eds., Environment, information, and consumer behaviour, chap. 6: Cheltenham, United Kingdom, Edward Elgar Publishing.
Cogeneration Technologies, 2006, Clean coal technology & the President’s clean coal power initiative: Available on line at http://www.cogeneration.net/IntegratedGasificationCombinedCycle.htm.
Cohn, T.A., Caulder, D.L., Gilroy, E.J., Zynjuk, L.D., and Sommers, R.M., 1992, The validity of a simple statistical model for estimating fluvial constituent loads: An empirical study involving nutrient loads entering Chesapeake Bay: Water Resources Research, v. 28, p. 2352-2363.
Collie, J.S., Richardson, K., and Steele, J.H., 2004, Regime shifts—Can ecological theory illuminate the mechanisms?: Progress in Oceanography, v. 60, p. 281–302.
Conley, D.J., 2002, Terrestrial ecosystems and the global biogeochemical silica cycle: Global Biogeochemical Cycles, v. 16, p. 1121, doi:10.1029/2002GV001894.
Conley, D. J., Carstensen, J., Ærtebjerg, G., Christensen, P.B., Dalsgaard, T., Hansen, J.L.S., and Josefson, A.B., 2007 Long-term changes and impacts of hypoxia in Danish coastal waters: Ecological Applications, Supplement, v. 17, no. 5, p. S165-S184.
Conley, D.J., Humborg, C., Rahm, L., Savchuk, O.P., and Wulff, F., 2002a, Hypoxia in the Baltic Sea and basin-scale changes in phosphorus biogeochemistry: Environmental Science and Technology, v. 36, p. 5315–5320.
Conley, D.J., Markager, S., Andersen, J., Ellermann, T., and Svendsen, L.M., 2002b, Coastal eutrophication and the Danish National Aquatic Monitoring and Assessment Program: Estuaries, v. 25, p. 706–719.
Cooke, R.A., Sands, G.R., and Brown, L.C., in press, Drainage water management: a practice for reducing nitrate loads from subsurface drainage systems, in Proceedings of Gulf Hypoxia and Local Water Quality Concerns Workshop, Iowa State University, Ames, IA, September 26–28, 2005. (in press)
Corbett, D.R., McKee, B.A., and Allison, M.A., 2006, Nature of decadal-scale sediment accumulation in the Mississippi river deltaic region: Continental Shelf Research, v. 26, p. 2125–2140.
Corbett, D.R., McKee, B.A., and Duncan, D., 2004, An evaluation of mobile mud dynamics in the Mississippi River deltaic region: Marine Geology, v. 209, p. 91–112.
CPRA, 2007, Integrated ecosystem restoration and hurricane protection: Louisiana’s comprehensive master plan for a sustainable coast: Coastal Protection and Restoration Authority (CPRA) of Louisiana, Office of the Governor (Louisiana), 140 p. Available on line at: http://www.lacpra.org/assets/docs/cprafinalreport5-2-07.pdf.
Craig, J.K., and Crowder, L.B., 2005, Hypoxia-induced habitat shifts and energetic consequences in Atlantic croaker and brown shrimp on the Gulf of Mexico shelf: Marine Ecology Progressive Series, v. 294, p. 79-94.
Craig, J.K., Crowder, L.B., and Henwood, T.L., 2005, Spatial distribution of brown shrimp (Farfantepenaeus aztecus) on the northwestern Gulf of Mexico shelf—Effects of abundance and hypoxia: Canadian Journal of Fisheries and Aquatic Sciences, v. 62, p. 1295-1308.
Craig, J.K., Gray, C.D., McDaniel, C.M., Henwood, T.L., and Hanifen, J.G., 2001, Ecological effects of hypoxia on fish, sea turtles, and marine mammals in the northwestern Gulf of Mexico, in Rabalais, N.N., and Turner, R.E., eds., Coastal hypoxia—Consequences for living resources and ecosystems: Washington, D.C., Coastal and Estuarine Studies 58, American Geophysical Union, p. 269–291.
Crespi, J., and Marette, S., 2005, Eco-labeling economics—Is public involvement necessary?, in Krarup, S., and Russell, C.S., eds., Environment, information, and consumer behaviour, chap. 5: Northhampton, Edward Elgar Publishing.
Crumpton, W.G., Kovacic, D., Hey, D., and Kostel, J., in press, Potential of wetlands to reduce agricultural nutrient export to water resources in the corn belt, in Proceedings of Gulf Hypoxia and Local Water Quality Concerns Workshop, Iowa State University, Ames, IA, September 2005. (in press)
Crumpton, W.G., Stenback, G.A., Miller, B.A., and Helmers, M.J., 2006, Potential benefits of wetland filters for tile drainage systems—Impact on nitrate loads to Mississippi river subbasins: U.S. Department of Agriculture, CSREES Project Completion Report, (release pending).
Czapar, G.G., Payne, J., and Tate, J., 2007, An educational program on the proper timing of fall-applied nitrogen fertilizer: On-line Crop Management, doi: 10.194/CM-2007-1510-01-RS.
D’Sa, E.J., and Miller, R.L., 2003, Bio-optical properties in waters influenced by the Mississippi River during low flow conditions: Remote Sensing of Environment, v. 84, p. 538–549.
Dagg, M., Benner, R., Lohrenz, S., and Lowrence, D., 2004, Transformation of dissolved and particulate materials on continental shelves influenced by large rivers—Plume processes: Continental Shelf Research, v. 24, p. 833–858.
Dagg, M.J., 1995, Copepod grazing and the fate of phytoplankton in the northern Gulf of Mexico: Continental Shelf Research, v. 15, nos. 11–12, p. 1303–1317.
Dagg, M.J., Ammerman, J.V., Amon, R., Gardner, W., Green, R., and Lohrenz, S., in press, Water column processes influencing hypoxia in the northern Gulf of Mexico: Estuaries and Coasts, v. 30, no. 4, p. __-__, in press. Accepted for publication notice last accessed August 16, 2007 at: http://estuariesandcoasts.org/contents/upcoming.html. (Draft 46 page manuscript available online at: http://www.epa.gov/msbasin/taskforce/pdf/session4dagg.pdf).
Dagg, M.J., and Breed, G.A., 2003, Biological effects of Mississippi River nitrogen on the northern Gulf of Mexico—A review and synthesis: Journal of Marine Systems, v. 43, p. 133–152.
Dagg, M.J., and Brown, S.L., 2005, The potential contribution of fecal pellets from the larvacean Oikopleura dioica to vertical flux of carbon in a river dominated coastal margin, in Gorsky, G., Youngbluth, M.J., and Deibel, D., eds., Response of marine ecosystems to global change: Ecological Impact of Appendicularians, Gordon and Breach, p. 293–307.
Dahl, T.E., 1990, Wetlands losses in the United States—1780s to 1980s: Washington, D.C., U.S. Department of Interior, Fish and Wildlife Service, 21 p.
Dale, V.H., Brown, S., Haeuber, R.A., Hobbs, N.T., Huntly, N., Naiman, R.J., Riebsame, W.E., Turner, M.G., and Valone, T.J., 2000, Ecological principles and guidelines for managing the use of land: Ecological Applications, v. 10, p. 639–670.
Dalsgaard, T., Canfield, D.E., Petersen, J., Thamdrup, B., and Acuha-Gonzalez, J., 2003, N2 projection by the annamox reaction in the anoxic water column of Golfo Dulce, Costa Rica: Nature, v. 422, p. 606–608.
Dalzell, B.J., Gowda, P.H., and Mulla, D.J., 2004, Modeling sediment and phosphorus losses in an agricultural watershed to meet TMDLs: Journal of American Water Resources Association, v. 40, p. 533–543.
Dampney, P.M.R., Lord, E.I., and Chambers, B.J., 2000, Development of advice for farmers and advisors: Soil Use and Management, v. 16, p. 162–166.
Darrow, B.P., Walsh, J.J., Vargo, G.A., Masserini, R.T., Jr., Fanninga, K.A., and Zhang, J.-Z., 2003, A simulation study of the growth of benthic microalgae following the decline of a surface phytoplankton bloom: Continental Shelf Research, v. 23, p. 1265–1283.
David, M.B., and Gentry, L.E., 2000, Anthropogenic inputs of nitrogen and phosphorus and riverine export for Illinois, USA: Journal of Environmental Quality, v. 29, p. 494–508.
David, M.B., Gentry, L.E., Kovacic, D.A., and Smith, K.M., 1997, Nitrogen balance in and export from an agricultural watershed: Journal of Environmental Quality, v. 26, p. 1038–1048.
David, M.B., McIsaac, G.F., Royer, T.V., Darmody, R.G., and Gentry, L.E., 2001, Estimated historical and current nitrogen balances for Illinois: The Scientific World, v. 1, p. 597–604.
David, M.B., Wall, L.G., Royer, T.V., and Tank, J.L., 2006, Denitrification and the nitrogen budget of a reservoir in an agricultural landscape: Ecological Applications, v. 16, p. 2177-2190.
Davis, C.B., Baker, J.L., van der Valk, A.G., and Beer, C.E., 1981, Prairie pothole marshes as traps for nitrogen and phosphorus in agricultural runoff, in Richardson, B., ed., Proceedings of the Midwestern Conference on Wetland Values and Management, St. Paul, MN, 17–19 June 1981: Navarre, MN, Fresh Water Society, p. 153–163.
Davis, J.G., Kitchen, N.R., Sudduth, K.A., and Drummond, S.T., 1997, Using electromagnetic induction to characterize soils: Potash & Phosphate Institute, Better Crops, v. 81, no. 4, p. 6–8.
Day, J.W., Jr., Yanez Arancibia, A., Mitsch, W.J., Lara-Dominquez, A.L., Day, J.N., Ko, J-Y., Lane, R., and Lindsey, J., 2003, Using ecotechnology to address water quality and wetland habitat loss problems in the Mississippi basin—A hierarchical approach: Biotechnology Advances, v. 22, p. 135–159.
Denbaly, M., and Vrooman, H., 1993, Dynamic fertilizer nutrient demands for corn: A co-integrated and error-correcting system: American Journal of Agricultural Economics, v. 75, p. 203–209.
Deutsch, C., Sarmiento, J.L., Sigman, D.M., Gruber, N., and Dunne, J.P., 2007, Spatial coupling of nitrogen inputs and losses in the ocean: Nature, v. 445, p. 163–167, doi:10.1038/nature05392.
Devlin, D., Dhuyvetter, K., McVay, K., Kastens, T., Rice, C., Janssen, K., and Pierznski, G., 2003, Water quality best management practices, effectiveness, and cost for reducing contaminant losses from cropland: Kansas State University Agricultural Experiment Station and Cooperative Extension Service MF-2572, 4 p.
Diaz, R.J., 2001, Overview of hypoxia around the world: Journal of Environmental Quality, v. 30, no. 2, p. 275–281.
Diaz, R.J., Nestlerode, J., and Diaz, M.L., 2003, A global perspective on the effects of eutrophication and hypoxia on aquatic biota, in Proceedings of the Seventh International Symposium, Fish Physiology, Toxicology, and Water Quality, May 12–15, 2003: Tallinn, Estonia.
Diaz, R.J., and Rosenberg, R., 1995, Marine benthic hypoxia—A review of its ecological effects and the behavioral responses of benthic macrofauna: Oceanography & Marine Biology, An Annual Review, v. 33, p. 245–303.
Diaz, R.J., and Solow, A., 1999, Ecological and economic consequences of hypoxia—Topic 2, Gulf of Mexico hypoxia assessment: Silver Springs, MD, National Ocean and Atmospheric Administration Coastal Ocean Program Decision Analysis Series, 86 p., available online at: http://oceanservice.noaa.gov/products/hypox_t2final.pdf.
DiMarco, S., Hetland, R., Howden, S., Murray, S., Walker, N., and Wiseman, W., 2007, Influence of physical oceanographic processes on the distribution and extent of the hypoxic zone: (In review)
DiMarco, S.F., Walker, N., Wiseman, W.J., Jr., Murray, S.P., and Howden, S.D., 2006, Physical processes of the northern Gulf of Mexico and their influence on hypoxia of the Texas-Louisiana shelf:
Dinnel, S.P., and Wiseman, W.J., 1986, Fresh-water on the Louisiana and Texas shelf: Continental Shelf Research, v. 6, p. 765–784.
Dinnes, D.L., 2004, Assessments of practices to reduce nitrogen and phosphorus nonpoint source pollution of Iowa’s surface waters: Ames, IA, U.S. Department of Agriculture, Agricultural Research Service, National Soil Tilth Laboratory, 376 p.
Djodjic, F., Ulen, B., and Bergstrom, L., 2000, Temporal and spatial variations of phosphorus losses and drainage in a structured clay soil: Water Research, v. 34, p. 1687–1695.
Dobermann, A., Walters, D.T., and Adviento-Borbe, M.A.A., 2007, Global warming potential of high-yielding continuous corn and corn-soybean systems: Better Crops, v. 91, no. 3, p. 16–19.
Dodds, W.K., Martí, E., Tank, J.L., Pontius, J., Hamilton, S.K., Grimm, N.B., Bowden, W.B., McDowell, W.H., Peterson, B.J., Valett, H.M., Webster, J.R., and Gregory, S., 2004, Carbon and nitrogen stoichiometry and nitrogen cycling rates in streams: Oceologia, v. 140, p. 458-467.
Doering, O., Diaz-Hermelo, F., Howard, C., Heimlich, R., Hitzhusen, F., Kazmierczak, R., Lee, J., Libby, L., Milon, W., Prato, T., and Ribaudo, M., 1999, Evaluation of the economic costs and benefits of methods for reducing nutrient loads to the Gulf of Mexico: Topic 6 report for the integrated assessment of hypoxia in the Gulf of Mexico: Silver Springs, MD, National Oceanic and Atmospheric Administration Coastal Ocean Program, Decision Analysis Series No. 20, 137 p. Available on line at: http://oceanservice.noaa.gov/products/hypox_t6final.pdf.
Doering, O.C., 2002, Economic linkages driving the potential response to nitrogen over-enrichment: Estuaries, v. 25, no. 4B, p. 809– 818.
Donner, S.D., 2006, Surf or turf—A shift from feed to food cultivation could reduce nutrient flux to the Gulf of Mexico: Global Environmental Change, v. 17, no. 1, p. 105-113.
Donner, S.D., Coe, M.T., Lenters, J.D., Twine, T.E., and Foley, J.A., 2002, Modeling the impact of hydrological changes on nitrate transport in the Mississippi River Basin from 1955 to 1994: Global Biogeochemical Cycles, v. 16, doi:10.1029/2001GB001396.
Donner, S.D., and Kucharik, C.J., 2003a, Evaluating the impacts of land management and climate variability on crop production and nitrogen export across the Upper Mississippi Basin: Global Biogeochemical Cycles, v. 17, doi:10.1028/2001GB1808.
Donner, S.D., and Kucharik, C.J., 2003b, The distribution of the primary crops in the U.S. since 1950 and the relationship to river nutrient levels: Global Biogeochemical Cycles, v. 17, doi:10.1029/2001GB1808.
Donner, S.D., Kucharik, C.J., and Foley, J.A., 2004, Impact of changing land use practices on nitrate export by the Mississippi River: Global Biogeochemical Cycles, v.18, no. GB1028.
Donner, S.D., and Scavia, D., 2007, How climate controls the flux of nitrogen by the Mississippi River and the development of hypoxia in the Gulf of Mexico: Limnology and Oceanography, v. 52, no. 2, p. 856–861.
Dortch, Q., Rabalais, N.N., Turner, R.E., and Qureshi, N.A., 2001, Impacts of changing Si/N ratios and phytoplankton species composition, in Rabalais, N.N., and Turner, R.E., eds., Coastal hypoxia—Consequences for living resources and ecosystems: Washington, D.C., Coastal and Estuarine Studies 58, American Geophysical Union, p. 37–48.
Dortch, Q., and Whitledge, T.E., 1992, Does nitrogen or silicon limit phytoplankton production in the Mississippi River plume and nearby regions?: Continental Shelf Research, v. 12, p. 1293–1309.
Dosskey, M.G., 2001, Toward quantifying water pollution abatement in response to installing buffers on crop land: Environmental Management, v. 28, no. 5, p. 577–598.
Dou, Z., Lanyon, L.E., Ferguson, J.D., Kohn, R.A., Boston, R.C., and Chalupa, W., 1998, An integrated approach to managing nitrogen on dairy farms—Evaluating farm performance using dairy nitrogen planner: Agronomy Journal, v. 90, p. 573–581.
Du, B., Saleh, A., Jaynes, D.B., and Arnold, J.G., 2006, Evaluation of SWAT in simulating nitrate nitrogen and atrazine fates in a watershed with tiles and potholes: Transactions of the American Society of Agricultural and Biological Engineers, v. 49, no. 4, p. 949–959.
Duan, S., and Bianchi, T.S., 2006, Seasonal changes in the abundance and composition of plant pigments in particulate organic carbon in the lower Mississippi and Pearl Rivers: Estuaries and Coasts, v. 29, no. 3, p. 427–442.
Duan, S., Bianchi, T.S., and Sampere, T.P., 2007, Temporal variability in the composition and abundance of terrestrially-derived dissolved organic matter in the lower Mississippi and Pearl Rivers: Marine Chemistry, v. 103, p. 172–184.
Edwards, D.R., and Daniel, T.C., 1993a, Drying-interval effects on runoff from fescue plots receiving swine manure: Transactions of the American Society of Agricultural Engineers, v. 36, p. 1673–1678.
Edwards, D.R., and Daniel, T.C., 1993b, Runoff quality impacts of swine manure applied to fescue plots: Transactions of the American Society of Agricultural Engineers, v. 36, p. 81–80.
Eldridge, P.M., and Morse, J.W., in press, Origins and temporal scales of hypoxia on the Louisiana shelf—Importance of benthic and sub-pycnocline water metabolism: (in press).
Elobeid, A., Tokgoz, S., Hayes, D.J., Babcock, B.A., and Hart, C.E., 2006, The long-run impact of corn-based ethanol on the grain, oilseed and livestock sectors: A preliminary assessment: Ames, IA, Center of Agriculture and Rural Development Briefing Paper 06-BP 49.
Engelhaupt, E., and Bianchi, T.S., 2001, Sources and composition of high-molecular-weight dissolved organic carbon in a southern Louisiana tidal stream (Bayou Trepagnier): Limnology and Oceanography, v. 46, p. 917–926.
English, B.C., De la Torre Ugarte, D.G., Jensen, K., Hellwinckel, C., Menard, J., Wilson, B., Roberts, R., and Walsh, M., 2006, 25% renewable energy for the Unites States by 2025: Agricultural and economic impacts: Knoxville, TN, University of Tennessee Technical Report.
Etter, P.C., Howard, M.K., and Cochrane, J.D., 2004, Heat and freshwater budgets of the Texas-Louisiana shelf: Journal of Geophysical Research, v. 109, C02024, doi:10.1029/2003JC001820.
Farrell, A.E., Plevin, R.J., Turner, B.T., Jones, A.D., O’Hare, M., and Kammen, D.M., 2006, Ethanol can contribute to energy and environmental goals: Science, v. 311, no. 5760, p. 506-508.
Feather, P., Hellerstein, D., and Hansen, L., 1999, Economic valuation of environmental benefits and the targeting of conservation programs—The case of the CRP: U.S. Department of Agriculture, Economic Research Service, Agricultural Economics Report No. 778, 64 p.
Feng, H., Kurkalova, L.A., Kling, C.L., and Gassman, P.W., 2005, Economic and environmental co-benefits of carbon sequestration in agricultural soils—Retiring agricultural land in the upper Mississippi River basin: Iowa State University Center for Agricultural and rural Development (CARD) Publication 05-WP384, 23 p., available online at: http://www.card.iastate.edu/publications/DBS/PDFFiles/05wp384.pdf.
Feng, H., Kurkalova, L.A., Kling, C.L., and Gassman, P.W., 2006, Environmental conservation in agriculture: Land retirement vs. changing practices on working land: Journal of Environmental Economics and Management, v. 52, p. 600-614.
Ferguson, R.B., Lark, R.M., and Slater, G.P., 2003, Approaches to management zone definition for use of nitrification inhibitors: Soil Science Society of America Journal, v. 67, p. 937-947.
Fiener, P., and Auerswald, K., 2003, Effectiveness of grassed waterways in reducing runoff and sediment delivery from agricultural watersheds: Journal of Environmental Quality, v. 32, no. 3, p. 927–936.
Fisher, T.R., and Gustafson, A.B., 2004, Progress Report—Aug. 1990–Dec. 2003, Nutrient-addition bioassays in Chesapeake Bay to assess resources limiting phytoplankton growth: Annapolis, MD, Maryland Department of Natural Resources, 50 p.
Fisher, T.R., Peele, E.R., Ammerman, J.W., and Harding, L.W., 1992, Nutrient limitation of phytoplankton in Chesapeake Bay: Marine Ecology Progress Series, v. 82, p. 51–63.
Forman, R.T.T., 1995, Land mosaics—The ecology of landscapes and regions: Cambridge, England, Cambridge University Press, 652 p.
Fox, L., Sager, S.L., and Wofsy, S.C., 1985, Factors controlling the concentrations of soluble phosphorus in the Mississippi estuary: Limnology & Oceanography, v. 30, p. 826–832.
Frankenberger, J., Kladivko, E., Sands, G., Jaynes, D.B., Fausey, N.R., Helmers, M., Cooke, R., Strock, J., Nelson, K., and Brown, L., 2006, Drainage water management for the Midwest: Purdue Extension: Knowledge to Go, WQ-44, 8 p., available online at: http://www.ces.purdue.edu/extmedia/WQ/WQ-44.pdf.
Froelich, P.N., 1988, Kinetic control of dissolved phosphate in natural rivers and estuaries—A primer on the phosphate buffer mechanism: Limnology & Oceanography, v. 33, p. 649–668.
Galler, J.J., Bianchi, T.S., Allison, M.A., Campanella, R., and Wysocki, L., 2003, Sources of aged terrestrial organic carbon to the Gulf of Mexico from relict strata in the Mississippi River: EOS, Transactions of the American Geophysical Union, v. 84, p. 469–476.
Gardner, G., 1998, Recycling organic wastes, in Brown, L., Flavin, C., and French, H., eds., State of the world: New York, NY, W.W. Norton, p. 96–112.
Gardner, W.S., Benner, R., Chin-Leo, G., Cotner, J.B., Eadie, B.J., Cavaletto, J.F., Lansing, M.B., 1994, Mineralization of organic material and bacterial dynamics in Mississippi River plume water: Estuaries, v. 17, no. 4, p. 816–828.
Garnier, J., Leporcq, B., Sanches, N., and Philippon, X., 1999, Biogeochemical mass balances (C, N, P, Si) in three large reservoirs of the Seine Basin (France): Biogeochemistry, v. 47, p. 119–146.
Garnier, J., Sferratore, A., Meybeck, M., Billen, G., and Durr, H., 2006, Modeling silica transfer process in watersheds, in Ittekot, V., Unger, D., Humborg, C., and An, N.T., eds., The silicon cycle—Human perturbations and impacts on aquatic systems: Washington, D.C., Island Press, p. 139–162.
Gassman, P.W., Reyes, M.R., Green, C.H., and Arnold, J.G., 2007, The soil and water assessment tool—Historical development applications, and future research directions: Transactions of the American Society of Agricultural and Biological Engineers, v.50, no. 4, p. 1211-1240.
Gehl, R.J., Schmidt, J.P., Maddux, L.D., and Gordon, W.B., 2005, Corn yield response to nitrogen rate and timing in sandy irrigated soils: Agronomy Journal, v. 97, p. 1230–1238.
Gentry, L.E., Below, F.E., David, M.B., and Bergerou, J.A., 2001, Source of the soybean N credit in maize production: Plant and Soil, v. 236, p. 175–184.
Gentry, L.E., David, M.B., Royer, T.V., Mitchell, C.A., and Starks, K.M., 2007, Phosphorus transport pathways to streams in tile-drained agricultural watersheds: Journal of Environmental Quality, v. 36, p. 408–415.
Gilroy, E.J., Hirsh, R.M., and Cohn, T.A., 1990, Mean square error of regression-based constituent transport estimates: Water Resources Research, v. 26, p. 2069-2077.
Gitau, M.W., Gburek, W.J., and Jarrett, A.R., 2005, A tool for estimating best management practice effectiveness for phosphorus pollution control: Journal of Soil and Water Conservation, v. 60, no. 1, p. 1–10.
Gollehon, N., Caswell, M., Ribaudo, M., Kellogg, R., Lander, C., and Letson, D., 2001, Confined animal production and manure nutrients: U.S. Department of Agriculture, Economic Research Service, Resource Economics Division, Agriculture Information Bulletin No. 771.
Goni, M.A., Ruttenberg, K.C., and Eglinton, T.I., 1998, A reassessment of the sources and importance of land-derived organic matter in surface sediments from the Gulf of Mexico: Geochimica et Cosmochimica Acta, v. 62, no. 18, p. 3055-3075.
Goolsby, D.A., Battaglin, W.A., Aulenbach, B.T., and Hooper, R.P., 2001, Nitrogen input to the Gulf of Mexico: Journal of Environmental Quality, v. 30, no. 2, p. 329–336.
Goolsby, D.A., Battaglin, W.A., Lawrence, G.B., Artz, R.S., Aulenbach, B.T., Hooper, R.P., Keeney, D.R., and Stensland, G.S., 1999, Flux and sources of nutrients in the Mississippi–Atchafalaya River basin—Topic 3, Report for the integrated assessment of hypoxia in the Gulf of Mexico: National Oceanic and Atmospheric Administration Coastal Ocean Program Decision Analysis Series 17, 128 p.
Gordon, E.S., Goni, M.A., Roberts, Q.N., Kineke, G.C., and Allison, M.A., 2001, Organic matter distribution and accumulation on the inner Louisiana shelf west of the Atchafalaya River: Continental Shelf Research, v. 21, p. 1691–1721.
Gowda, P.H., Dalzell, B.J., and Mulla, D.A., 2007, Model based nitrate TMDLs for two agricultural watersheds of southeastern Minnesota: Journal of the American Water Resources Association, v. 43, no. 1, p. 254–263.
Gowda, P.H., and Mulla, D.J., 2006, Modeling alternative agricultural management practices for High Island Creek watershed in South-Central Minnesota: Journal of Environmental Hydrology, v. 14, no. 13, p. 1–15.
Graco, M., Farías, L., Molina, V., Gutiérrez, D., and Nielsen, L.P., 2001, Massive developments of microbial mats following phytoplankton blooms in a naturally eutrophic bay—Implications for nitrogen cycling: Limnology & Oceanography, v. 46, p. 821–832.
Graff, C.D., Sadeghi, A.M., Lowrance, R.R., and Williams, R.G., 2005, Quantifying the sensitivity of the riparian ecosystem management model (REMM) to changes in climate and buffer characteristics common to conservation practices: Transactions of the American Society of Agricultural Engineers, v. 48, no. 4, p. 1377–1387.
Grandy, A.S., Loecke, T.D., Parr, S., and Robertson, G.P., 2006, Long-term trends in nitrous oxide emissions, soil nitrogen, and crop yields of till and no-till cropping systems: Journal of Environmental Quality, v. 35, p. 1487-1495.
Graham, R.L., Nelson, R., Sheehan, J., Perlack, R.D., and Wright, L.L., 2007, Current and potential U.S. corn stover supplies: Agronomy Journal, v. 99, p. 1-11.
Green, C.H., Tomer, M.D., DiLuzio, M., and Arnold, J.G., 2006a, Hydrologic evaluation of the soil and water assessment tool for a large tile-drained watershed in Iowa: Transactions of the American Society of Agricultural and Biological Engineers, v. 49, no. 2, p. 413–422.
Green, R.E., Bianchi, T.S., Dagg, M.J., Walker, N.D., and Breed, G.A., 2006b, An organic carbon budget for the Mississippi River turbidity plume and plume contributions to air-sea CO2 fluxes and bottom water hypoxia: Estuaries, v. 29, no. 4, p. 579–597.
Green, R.E., Breed, G.A., Dagg, M.J., and Lohrenz, S.E., in press, Modeling the response of primary production and sedimentation to variable nitrate loading in the Mississippi River plume: (In review).
Green, W.R., and Haggard, B.E., 2001, Phosphorus and nitrogen concentrations and loads at Illinois River south of Siloam Springs, Arkansas, 1997–1999: U.S. Geological Survey Water Resources Investigations Report 01-4217, 12 p., available online at http://pubs.er.usgs.gov/usgspubs/wri/wri014217
Greenhalgh, S., and Sauer, A., 2003, Awakening the dead zone: An investment for agriculture, water quality, and climate changes: World Resources Institute, WRI Issue Brief, February, 24 p.
Gregg, M.C., 1999, Uncertainties and limitations in measuring and T: Journal of Atmospheric and Oceanic Technology, v. 16, p. 1483–1490.
Grizzetti, B., Bouraoui, F., and De Marsily, G., 2005, Modeling nitrogen pressure in river basins—A comparison between a statistical approach and the physically-based SWAT model: Physics and Chemistry of the Earth, Parts A/B/C, v. 30, nos. 8–10, p. 508–517.
Groffman, P., Altabet, M.A., Böhlke, J.K., Butterbach-Bahl, K., David, M.B., Firestone, M.K., Giblin, A.E., Kana, T.M., Nielsen, L.P., and Voytek, M.A., 2006, Methods for measuring denitrification—Diverse approaches to a difficult problem: Ecological Applications, v. 16, p. 2091-2122, available online at: https://darchive.mblwhoilibrary.org/bitstream/1912/1425/1/Groffman%20et%20al.%20%282006%29%20-%20denitrification%20methods%20paper.pdf.
Hagy, J.D., Boynton, W.R., Keefe, C.W., and Wood, K.V., 2004, Hypoxia in Chesapeake Bay, 1950–2001—Long-term change in relation to nutrient loading and river flow: Estuaries, v. 27, p. 634–658.
Harding, L.W., Jr., 1994, Long-term trends in the distribution of phytoplankton in Chesapeake Bay—Roles of light, nutrients, and streamflow: Marine Ecology Progress Series, v. 104, p. 267–291.
Harding, L.W., Jr., Mallonee, M.E., and Perry, E.S., 2002, Toward a predictive understanding of primary productivity in a temperate, partially stratified estuary: Estuarine Coastal & Shelf Science, v. 55, p. 437–463.
Haufler, J., ed., 2005, Fish and wildlife benefits of Farm Bill Conservation Programs—2000–2005 update: The Wildlife Society, Technical Review 05-2.
Haygarth, P.M., Chapman, P.J., Jarvis, S.C., and Smith, R.V., 1998, Phosphorus budgets for two contrasting grassland farming systems in the UK: Soil Use and Management, v. 14, p. 160–167.
Heckrath, G., Brookes, P.C., Paulton, P.R., and Goulding, K.W.T., 1995, Phosphorus leaching from soils containing different phosphorus concentrations in the Broadbalk experiment: Journal of Environmental Quality, v. 24, p. 904–910.
Helmers, M., 2007, Iowa State University agricultural drainage: Available at http://www3.abe.iastate.edu/agdrainage/.
Helsel, D. R., and Hirsch, R.M., 2002, Statistical methods in water resources: U.S. Geological Survey Techniques of Water-Resources Investigations, Book 4, Chapter A3, available at http://water.usgs.gov/pubs/twri/twri4a3/.
Helton, A.M., 2006, An inter-biome comparison of stream network nitrate dynamics: Athens, GA, University of Georgia, M.S. thesis, 143 p.
Hendon, L.A., Carlson, E.A., Manning, S., and Brouwer, M., 2006, Cross-talk between pyrene and hypoxia signaling pathways in embryonic Cyprinodon variegates: Paper presented at Hypoxia Effects on Living Resources in the Gulf of Mexico, September 25–26, 2006: New Orleans, Louisiana, Tulane University, sponsored by National Oceanic and Atmospheric Administration Center for Sponsored Coastal Ocean Research.
Herbert, R.A., 1999, Nitrogen cycling in coastal marine systems: FEMS Microbiology Reviews, v. 23, p. 563–590.
Hernandez, M.E., and Mitsch, W.J., 2006, Influence of hydrologic pulses, flooding frequency, and vegetation on nitrous oxide emissions from created riparian marshes: Wetlands, v. 26, no. 3, p. 862-877.
Hernes, P.J., and Benner, R., 2003, Photochemical and microbial degradation of dissolved lignin phenols—Implications for the fate of terrigenous dissolved organic matter in marine environments: Journal of Geophysical Research—Oceans, v. 108(C9).
Hetland, R.D., and DiMarco, S.F., 2007, How does the character of oxygen demand control the structure of hypoxia on the Texas-Louisiana continental shelf?: Journal of Marine Systems, doi:10.1016/j.jmarsys.2007.03.002.
Hey, D.L., Kenimer, A.L., and Barrett, K.R., 1994, Water quality improvement by four experimental wetlands: Ecological Engineering, v. 3, p. 381–397.
Hey, D.L., Montgomery, D.L., Urban, L.S., Prato, T., Zarwell, R., Forbes, A., Martell, M., Pollack, J., and Steele, Y., 2004, Flood damage reduction in the Upper Mississippi River Basin—An ecological alternative: The Wetlands Initiative, Chicago, IL, 44 p., available online at: http://www.wetlands-initiative.org/images/UMRBFinalReport.pdf.
Hoffman, B.S., Brouder, S.M., and Turco, R.F., 2004, Tile spacing impacts on Zea mays L. yield and drainage water nitrate load: Ecological Engineering, v. 23, p. 251–267.
Holland, E.F., Braswell, B.H., Sulzman, J., and Lamarque, J., 2005, Nitrogen deposition to the United States and Western Europe—Synthesis of observations and models: Ecological Applications, v. 15, p. 38–57.
Holland, E.F., Dentener, B., Braswell, B.H., and Sulzman, J., 1999, Contemporary and pre-industrial global reactive nitrogen budgets: Biogeochemistry, v. 4, p. 7–43.
Hong, N., White, J.G., Weisz, R., Crozier, C.R., Gumpertz, M.L., and Cassel, D.K., 2006, Remote sensing-informed variable-rate nitrogen management of wheat and corn—Agronomic and groundwater outcomes: Agronomy Journal, v. 98, p. 327–338.
Howarth, R.W., 1984, The ecological significance of sulfur in the energy dynamics of salt marsh and marine sediments: Biogeochemistry, v. 1, p. 5–27.
Howarth, R.W., 1998, An assessment of human influences on inputs of nitrogen to the estuaries and continental shelves of the North Atlantic Ocean: Nutrient Cycling in Agroecosystems, v. 52, p. 213-223.
Howarth, R.W., 2006, Atmospheric deposition and nitrogen pollution in coastal marine ecosystems, in Visgilio, G.R., and Whitelaw, D.M., eds., Acid in the environment—Lessons learned and future prospects: NY, Springer, p. 97–116.
Howarth, R.W., Billen, G., Swaney, D., Townsend, A., Jarworski, N., Lajtha, K., Downing, J.A., Elmgren, R., Caraco, N., Jordan, T., Berendse, F., Freney, J., Kueyarov, V., Murdoch, P., and Zhao-liang, Zhu., 1996, Riverine inputs of nitrogen to the North Atlantic Ocean—Fluxes and human influences: Biogeochemistry, v. 35, p. 75–139.
Howarth, R.W., Boyer, E.W., Pabich, W.J., and Galloway, J.N., 2002, Nitrogen use in the United States from 1961–2000 and potential future trends: Ambio, v. 31, p. 88–96.
Howarth, R.W., Jensen, H.S., Marino, R., and Postma, H., 1995, Transport to and processing of P in near-shore and oceanic waters, in Tiessen, H., ed., Phosphorus in the global environment: Wiley, p. 323–345.
Howarth, R.W., and Marino, R., 2006, Nitrogen as the limiting nutrient for eutrophication in coastal marine ecosystems—Evolving views over 3 decades: Limnology & Oceanography, v. 51, p. 364–376.
Howarth, R.W., Marino, R., Swaney, D.P., and Boyer, E.W., 2006a, Wastewater and watershed influences on primary productivity and oxygen dynamics in the lower Hudson River estuary, in Levinton, J.S., and Waldman, J.R., eds., The Hudson River Estuary: Cambridge University Press, p. 121–139.
Howarth, R.W., Ramakrishna, K., Choi, E., Elmgren, R., Martinelli, L., Mendoza, A., Moomaw, W., Palm, C., Boy, R., Scholes, M., and Zhao-Liang, Zhu, 2005, Nutrient management, responses assessment, in Ecosystems and human well-being—Volume 3, Policy responses, The millennium ecosystem assessment: Washington, D.C., Island Press, chap. 9, p. 295–311.
Howarth, R.W., Swaney, D.P., Boyer, E.W., Marino, R., Jaworski, N. and Goodale, C., 2006b, The influence of climate on average nitrogen export from large watersheds in the Northeastern United States: Biogeochemistry, v. 79, p 163–186.
Hu, X., McIssac, G.F., David, M.B., and Louwers, C.A.L., 2007, Modeling riverine nitrate export from an east-central Illinois watershed using SWAT: Journal of Environmental Quality, v. 36, p. 996–1005.
Humborg, C., Conley, D.J., Rahm, L., Wulff, F., Cociasu, A., and Ittekkot, V., 2000, Silicon retention in river basins—Far-reaching effects on biogeochemistry and aquatic food webs in coastal marine environments: Ambio, v. 29, p. 45–50.
IATP, 2006, Staying home: How ethanol will change U.S. corn exports: Minneapolis, MN, Institute for Agriculture and Trade Policy, 26 p.
Inwood, S.E., Tank, J.L., and Bernot, M.J., 2005, Patterns of denitrification associated with land use in 9 mid-western headwater streams: Journal of the North American Benthological Society, v. 24, p. 227–245.
Isik, M., and Khanna, M., 2002, Variable rate nitrogen application under uncertainty: Implications for profitability and nitrogen use: Journal of Agricultural and Resource Economics, v. 27, no. 1, p. 61-76.
Isik, M., and Khanna, M., 2003, Stochastic technology, risk preferences and adoption of site-specific technologies: American Journal of Agricultural Economics, v. 85, no. 2, p. 305-317.
James, E.E., 2005, Factors influencing the adoption and non-adoption of the conservation reserve enhancement program in the Cannonsville Watershed, New York: University Park, PA, The Pennsylvania State University, Department of Agricultural Economics and Rural Sociology, M.Sc. dissertation, 174 p.
James, E.E., Kleinman, P.J.A., Veith, T.L., Stedman, R., and Sharpley, A.N., 2007, Phosphorus contributions from pastured dairy cattle to streams in the Cannonsville watershed: Journal of Soil and Water Conservation, v. 62, p. 40-47.
Jarosz, E., and Murray, S.P., 2005, Velocity and transport characteristics of the Louisiana-Texas coastal current: Geophysical Monograph, American Geophysical Union, Circulation in the Gulf of Mexico Observations and Models, v. 161, p. 143–156.
Jaynes, D.B., Colvin, T.S., Karlen, D.L., Cambardella, C.A., and Meek, D.W., 2001, Nitrate loss in subsurface drainage as affected by nitrogen fertilizer rate: Journal of Environmental Quality, v. 30, p. 1305–1314.
Jaynes, D.B., Dinnes, D.L., Meek, D.W., Karlen, D.L., Cambardella, C.A., and Colvin, T.S., 2004, Using the late spring nitrate test to reduce nitrate loss within a watershed: Journal of Environmental Quality, v. 33, p. 669–677.
Jaynes, D.B., and James, D.E., 2007, The extent of farm drainage in the United States: Poster presentation at Soil and Water Conservation Society 2007 Annual Conference, July 21-25, 2007, Tampa, Florida, online at: http://www.ars.usda.gov/Research/Researchltrm?modecode=36-25-15-00.
Jaynes, D.B., and Karlen, D.L., 2005, Sustaining soil resources while managing nutrients, in Proceedings of the Upper Mississippi River Sub-Basin Hypoxia Nutrient Committee Workshop, September 26–28, 2005, Ames, Iowa, p. 141–150, accessed June 28, 2007, at www.umrshnc.org/files/Hypwebversion.pdf.
Jha, M., Arnold, J.G., Gassman, P.W., Giorgi, F., and Gu, R.R., 2006, Climate change sensitivity assessment on Upper Mississippi River Basin streamflows using SWAT: Journal of American Water Resources Association, v. 42, no. 4, p. 997–1016.
Jochem, F.J., McCarthy, M.J., and Gardner, W.S., 2004, Microbial ammonium recycling in the Mississippi River plume during the drought spring of 2000: Journal of Plankton Research, v. 26, p. 1265–1275.
Joye, S.B., and Hollibaugh, J.T., 1995, Influence of sulfide inhibition on nitrification and nitrogen regeneration in sediments: Science, v. 270, p. 623–625.
Justić, D., Bierman, V.J., Jr., Scavia, D., and Hetland, R., in press, Forecasting Gulf’s hypoxia: The next 50 years?: (in press).
Justić, D., Rabalais, N.N., and Turner, R.E., 1996, Effects of climate change on hypoxia in coastal waters—A doubled CO2 scenario for the northern Gulf of Mexico: Limnology & Oceanography, v. 41, p. 992–1003.
Justić, D., Rabalais, N.N., and Turner, R.E., 2002, Modeling the impacts of decadal changes in riverine nutrient fluxes on coastal eutrophication near the Mississippi River delta: Ecological Modeling, v. 152, p. 33–46.
Justić, D., Rabalais, N.R., and Turner, R.E., 2003a, Simulated responses of the Gulf of Mexico hypoxia to variations in climate and anthropogenic nutrient loading: Journal of Marine Systems, v. 42, p. 115–126.
Justić, D., Rabalais, N.N., Turner, R.E., and Dortch, Q., 1995, Changes in nutrient structure of river-dominated coastal waters—Stoichiometeric nutrient balance and its consequences: Estuarine, Coastal Shelf Science, v. 40, p. 339–356.
Justić, D., Rabalais, N.N., Turner, R.E., and Wiseman, W.J., Jr., 1993, Seasonal coupling between riverborne nutrients, net productivity and hypoxia: Marine Pollution Bulletin 26, p. 184–189.
Justić, D., Turner, R.E., and Rabalais, N.N., 2003b, Climate influences on riverine nitrate flux—Implications for coastal marine eutrophication and hypoxia: Estuaries, v. 26, no. 1, p. 1–11.
Kantha, L.H., 2005, Barotropic tides in the Gulf of Mexico, in Sturges, W., and Lugo-Fernandez, A., eds., Circulation in the Gulf of Mexico—Observations and models: American Geophysical Union, Geophysical Monograph, v. 161, p. 159–163.
Kantha, L.H., and Clayson, C.A., 2000, Small scale processes in geophysical fluid flows: San Diego, CA, Academic Press, 668p.
Kanwar, R.S., Colvin, T.S., and Karlin, D.L., 1997, Ridge, moldboard, chisel and no-till effects on tile water quality beneath two cropping systems: Journal of Production Agriculture, v. 10, p. 227-234.
Karlen, D.L., Dinnes, D.L., Jaynes, D.B., Hurburgh, C.R., Cambardella, C.A., Colvin, T.S., and Rippke, G.R., 2005, Corn response to late-spring nitrogen management in the Walnut Creek watershed: Agronomy Journal, v. 97, p. 1054–1061.
Karlen, D.L., Kramer, L.A., and Logsdon, S.D., 1998a, Field-scale nitrogen balances associated with long-term continuous corn production: Agronomy Journal, v. 90, p. 644–650.
Karlen, D.L., Kumar, A., Kanwar, R.S., Cambardella, C.A., and Colvin, T.S., 1998b, Tillage system effects on 15 year carbon-based and simulated N budgets in a tile-drained Iowa field: Soil & Tillage Research, v. 48, p. 155–165.
Karlson, K., Rosenberg, R., and Bonsdorff, E., 2002, Temporal and spatial large-scale effects of eutrophication and oxygen deficiency on benthic fauna in Scandinavian and Baltic waters—A review: Oceanography & Marine Biology, An Annual Review, v. 40, p. 427–489.
Keene, W.C., Montag, J.A., Maben, J.A., Southwell, M., Leonard, J., Church, T.M., Moody, J.L., and Galloway, J.N., 2002, Organic nitrogen in precipitation over eastern North America: Atmospheric Environment, v. 36, p. 4529–4540.
Kellogg, L.E., and Bridgham, S.D., 2003, Phosphorus retention and movement across an ombrotrophic-minerotrophic peatland gradient: Biogeochemistry, v. 63, p. 299–315.
Kellogg, R.L., Lander, C.H., Moffitt, D.C., and Gollehon, N., 2000, Manure nutrients relative to the capacity of cropland and pastureland to assimilate nutrients—Spatial and temporal trends for the United States: U.S. Department of Agriculture, Natural Resources Conservation Service and Economic Research Service, Resource Assessment and Strategic Planning Working Paper 98-1, 140 p., available online at http://www.nrcs.usda.gov/technical/land/pubs/manntr.pdf
Kemp, W.M., Sampou, P., Caffrey, J., and Mayer, M., 1990, Ammonium recycling versus denitrification in Chesapeake Bay sediments: Limnology & Oceanography, v. 351, p. 545–563.
Khan, S.A., Mulvaney, R., and Hoeft, R.G., 2001, A simple soil test for detecting sites that are nonresponsive to nitrogen fertilization: Soil Science Society of America Journal, v. 65, p. 1751–1760.
Khanna, M., 2001, Sequential adoption of site-specific technologies and its implications for nitrogen productivity: A double selectivity model: American Journal of Agricultural Economics, v. 83, p. 35-51.
Khanna, M., Isik, M., and Winter-Nelson, A., 2000, Investment in site-specific crop management under uncertainty: Implications for nitrate pollution control and environmental policy: Agricultural Economics, v. 24, no. 1, p. 9-21.
Khanna, M., Yang, W., Farnsworth, R., and Onal, H., 2003, Cost effective targeting of CREP to improve water quality with endogenous sediment deposition coefficients: American Journal of Agricultural Economics, v. 85, p. 538–553.
Khoshmanesh, A., Hart, B.T., Duncan, A., and Beckett, R., 1999, Biotic uptake and release of phosphorus by a wetland sediment: Environmental Technology, v. 29, p. 85–91.
King, D., 2005, Crunch time for water quality trading: Choices, v. 20, p. 71–75.
Kirsch, K., Kirsch, A., and Arnold, J.G., 2002, Predicting sediment and phosphorus loads in the Rock River Basin using SWAT: Transactions of the American Society of Agricultural and Biological Engineers, v. 45, no. 6, p. 1757–1769.
Kitchen, N.R., Sudduth, K.A., and Drummond, S.T., 1999, Soil electrical conductivity as a crop productivity measure for claypan soils: Journal of Production Agriculture, v. 12, p. 607–617.
Kladivko, E.J., Frankenberger, J.R., Jaynes, D.B., Meek, D.W., Jenkinson, B.J., and Fausey, N.R., 2004, Nitrate leaching to subsurface drains as affected by drain spacing and changes in crop production system: Journal of Environmental Quality, v. 33, p. 1803–1813.
Kling, C., Secchi, S., Jha, M., Feng, H., Gassman, P., and Kurkalova, L., 2006, Upper Mississippi River basin modelling system, Part 3—Conservation practice scenario results, in Singh, V., and Xu. Y., eds., Water Resources Publication, Coastal Hydrology and Processes, p. 127-134.
Koch, B., Khosla, R., Frasier, W.M., Westfall, D.G., and Inman, D., 2004, Economic feasibility of variable-rate nitrogen application utilizing site-specific management zones: Agronomy Journal, v. 96, p. 1572–1580.
Kovacic, D.A., David, M.B., Gentry, L.E., Starks, K.M., and Cooke, R.A., 2000, Effectiveness of constructed wetlands in reducing nitrogen and phosphorus export from agricultural tile drainage: Journal of Environmental Quality, v. 29, p. 1262–1274.
Krom, M.D., and Berner, R.A., 1980, Adsorption of phosphate in anoxic marine sediments: Limnology & Oceanography, v. 25, p. 797–806.
Laboski, C.A.M., Sawyer, J.E., Walters, D.T., Bundy, L.G., Hoeft, R.G., Randall, G.W., and Andraski, T.W., 2006, Evaluation of the Illinois soil nitrogen test in the north central region, in Proceedings of the North Central Extension-Industry Soil Fertility Conference, Des Moines, IA, v. 22, p. 86–93.
Lambert, D.M., Lowenberg-DeBoer, J., and Malzer, G.L., 2006, Economic analysis of spatial-temporal patterns in corn and soybean response to nitrogen and phosphorus: Agronomy Journal, v. 98, p. 43–54.
Landeck-Miller, R.E., and St. John, J.P., 2006, Modeling primary production in the Lower Hudson River Estuary, in Levington, J.S., and Waldman, J.R., eds., The Hudson River Estuary, New York, Cambridge University Press, p. 140-153.
Lane, R.R., Day, J.W., Marx, B., Reyes, E., and Kemp, G.P., 2002, Seasonal and spatial water quality changes in the outflow plume of the Atchafalaya River, Louisiana, USA: Estuaries, v. 25, no. 1, p. 30–42.
Lanyon, L.E., 2005, Phosphorus, animal nutrition and feeding: Overview, in Sims, J.T., and Sharpley, A.N., eds., Phosphorus: Agriculture and the Environment, Madison, WI, American Society of Agronomy Monograph Series No. 46, p. 561-586.
Larson, R.S., 2001, Water quality trends of the Illinois waterway system upstream of Peoria including the Chicago metropolitan area: Champaign, IL, Illinois State Water Survey, Contract Report 2001–03.
Leavitt, P.R., and Hodgson, D.A., 2001, Sedimentary pigments, in Smol, J.P., Birks, H.J.B, and Last, W.M., eds., Tracking environmental change using lake sediments, v. 3, Terrestrial, algal, and siliceous indicators: Kluwer Academic Publishers, p. 295–325.
Lee, K.H., Isenhart, T.M., and Schultz, R.C., 2003, Sediment and nutrient removal in an established multi-species riparian buffer: Journal of Soil and Water Conservation, v. 58, no. 1, p. 1–7.
Lee, K.H., Isenhart, T.M., Schultz, R.C., and Mickelson, S.K., 2000, Multispecies riparian buffers trap sediment and nutrients during rainfall simulations: Journal of Environmental Quality, v. 29, no. 4, p. 1200–1205.
Lemunyon, J.L., and Gilbert, R.G., 1993, The concept and need for a phosphorus assessment tool: Journal of Production Agriculture, v. 6, p. 483–496.
Lewandrowski, J., Peters, M., Jones, C., House, R., Sperow, M., Eve, M., and Paustian, K., 2004, Economics of sequestering carbon in the U.S. agricultural sector: U.S. Department of Agriculture, Economic Research Service, Technical Bulletin No. 1909, 69 p.
Liu, H.B., Dagg, J.M. Campbell, L., and Urban-Rich, J., 2004, Picophytoplankton and bacterioplankton in the Mississippi River plume and its adjacent waters: Estuaries, v. 27, no. 1, p. 147–156.
Lohrenz, S.E., Dagg, M.L., and Whitledge, T.E., 1990, Enhanced primary production at the plume/oceanic interface of the Mississippi River: Continental Shelf Research, v. 10, no. 7, p. 639–664.
Lohrenz, S.E., Fahnenstiel, G.L., and Redalje, D.G., 1994, Spatial and temporal variations of photosynthetic parameters in relation to environmental conditions in northern Gulf of Mexico coastal waters: Estuaries, v. 17, p. 779–795.
Lohrenz, S.E., Fahnenstiel, G.L., Redalje, D.G., and Lang, G.A., 1992, Regulation and distribution of primary production in the northern Gulf of Mexico, in Program, N.C.O., ed., Nutrient Enhanced Coastal Ocean Productivity, NECOP Workshop Proceedings, October 1991: College Station, TX, Texas Sea Grant Publications, p. 95–104.
Lohrenz, S.E., Fahnenstiel, G.L., Redalje, D.G., Lang, G.A., Chen, X.G., and Dagg, M.J., 1997, Variations in primary production of northern Gulf of Mexico continental shelf waters linked to nutrient inputs from the Mississippi River: Marine Ecology-Progress Series, v. 155, p. 45–54.
Lohrenz, S.E., Fahnenstiel, G.L., Redalje, D.G., Lang, G.A., Dagg, M.J., Whitledge, T.E., and Dortch, Q., 1999a, Nutrients, irradiance, and mixing as factors regulating primary production in coastal waters impacted by the Mississippi River plume: Continental Shelf Research, v. 19, p. 1113–1141.
Lohrenz, S.E., Wiesenburg, D.A., Arnone, R.A., and Chen, X.G., 1999b, What controls primary production in the Gulf of Mexico?, in Kumpf, H., Steidinger, K., and Sherman, K., eds., The Gulf of Mexico large marine ecosystem: Malden, MA, Assessment, Sustainability and Management, Blackwell Science, Inc., p. 151–170.
Lory, J.A., and Scharf, P.C., 2003, Yield goal versus delta yield for predictiong fertilizer nitrogen need in corn: Agronomy Journal, v. 95, p. 994-999.
Loureiro, M.L., McCluskey, J.J., and Mittelhammer, R.C., 2001, Assessing consumers preferences for organic, eco-labeled and regular apples: Journal of Agricultural and Resource Economics, v. 26, no. 2, p. 404–416.
Lubowski, R.N., Bucholtz, S., Claassen, R., Roberts, M.J., Cooper, J.C., Gueorguieva, A., and Johansson, R., 2006, Environmental effects of agricultural land-use change: The role of Economics and policy: U.S. Department of Agriculture, Economic Research Service Report Number ERR-25, 82 p., available online at: http://www.ers.usda.gov/Publications/ERR25/.
LUMCON, 2007, Dead zone size near top end: LUMCON News, available on line at: http://www.lumcon.edu/Information/news/default.asp?XMLFilename=200707311648.xml, last accessed August 7, 2007.
MacKinnon, J.A., and Gregg, M.C., 2005, Spring mixing: Turbulence and internal waves during restratification on the New England shelf: Journal of Physical Oceanography, v. 35,
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