[1]
|
R. B. Alexander, R. A. Smith, G. E. Schwarz, E. W. Boyer, J. V. Nolan and J. W. Brakebill, “Differences in Phosphorous and Nitrogen Delivery to the Gulf of Mexico from the Mississippi River Basin,” Environmental Science & Technology, Vol. 42, No. 3, 2008, pp. 822-830.
doi:10.1021/es0716103
|
[2]
|
S. D. Preston, V. J. Bierman Jr. and S. E. Sillman, “An Evaluation of Methods for the Estimation of Tributary Mass Loads,” Water Resources Research, Vol. 25, No. 6, 1989, pp. 1379-1389. doi:10.1029/WR025i006p01379
|
[3]
|
A. Ullrich and M. Volk, “Influence of Different Nitrate-N Monitoring Strategies on Load Estimation as a Base for Model Calibration and Evaluation,” Environmental Monitoring and Assessment, Vol. 171, No. 1-4, 2010, pp. 513-527. doi:10.1007/s10661-009-1296-8
|
[4]
|
M. K. Jha, K. E. Schilling, P. W. Gassman and C. F. Wolter, “Targeting Land-Use Change for Nitrate-Nitrogen Load Reductions in an Agricultural Watershed,” Journal of Soil and Water Conservation, Vol. 65, No. 6, 2010, pp. 342-352. doi:10.2489/jswc.65.6.342
|
[5]
|
M. K. Jha, C. F. Wolter, P. W. Gassman and K. E. Schilling, “Assessment of TMDL Implementation Strategies for Nitrate Impairment of the Raccoon River, Iowa,” Journal of Environmental Quality, Vol. 39, No. 4, 2010, pp. 1317-1327. doi:10.2134/jeq2009.0392
|
[6]
|
M. K. Jha, J. G. Arnold and P. W. Gassman, “Water Quality Modeling for the Raccoon River Watershed Using SWAT,” Transactions of the ASABE, Vol. 50, No. 2, 2007, pp. 479-493.
|
[7]
|
I. G. Littlewood, C. D. Watts and J. M. Custance, “Systematic Application of United Kingdom River Flow and Quality Databases for Estimating Annual River Mass Loads (1975-1994),” Science of the Total Environment, Vol. 210-211, 1998, pp. 21-40.
doi:10.1016/S0048-9697(98)00042-4
|
[8]
|
K. E. Schilling and Y. K. Zhang, “Baseflow Contribution to Nitrate-Nitrogen Export from a Large Agricultural Watershed USA,” Journal of Hydrology, Vol. 295, No. 1-4, 2004, pp. 305-316.
doi:10.1016/j.jhydrol.2004.03.010
|
[9]
|
Y. Guo, M. Markus and M. Demissie, “Uncertainty of Nitrate-N Load Computations for Agricultural Watersheds,” Water Resources Research, Vol. 38, No. 10, 2002, p. 1185. doi:10.1029/2001WR001149
|
[10]
|
B.T. Aulenbach and R. P. Hooper, “The Composite Method: An Improved Method for Stream-Water Solute Load Estimation,” Hydrological Processes, Vol. 20, No. 14, 2006, pp. 3029-3047. doi:10.1002/hyp.6147
|
[11]
|
F. Moatar and M. Meybeck, “Compared Performance of Different Algorithms for Estimating Annual Nutrient Loads Discharged by the Eutrophic River Loire,” Hydrological Processes, Vol. 19, No. 2, 2005, pp. 429-444.
doi:10.1002/hyp.5541
|
[12]
|
Z. Li, Y. K. Zhang, K. Schilling and M. Skopec, “Cokriging Estimation of Suspended Sediment Loads,” Journal of Hydrology, Vol. 327, No. 3-4, 2006, pp. 389-398.
doi:10.1016/j.jhydrol.2005.11.028
|
[13]
|
A. Zamyadi, J. Gallichand and M. Duchemin, “Comparison of Methods for Estimating Sediment and Nitrogen Loads from a Small Agricultural Watershed,” Canadian Society of Bioengineering, Vol. 49, 1-2, 2007, pp. 127-136.
|
[14]
|
D. M. Robertson and E. D. Roerish, “Influence of Various Water Quality Sampling Strategies on Load Estimates for Small Streams,” Water Resources Research, Vol. 35, No. 12, 1999, pp. 3747-3759.
doi:10.1029/1999WR900277
|
[15]
|
T. A. Cohn, D. L. Caulder, E. J. Gilroy, L. D. Zynjuk and R. M. Summers, “The Validity of a Simple Statistical Model for Estimating Fluvial Constituent Loads: An Empirical Study Involving Nutrient Loads in Chesapeake Bay,” Water Resources Research, Vol. 28, No. 9, 1992, pp. 2353-2363. doi:10.1029/92WR01008
|
[16]
|
USGS LOADEST, “Load Estimator (LOADEST): A Fortran Program for Estimating Constituent Loads in Streams and Rivers. Techniques and Models Book 4,” Chapter 5, US Geological Survey, Reston, 2004.
|
[17]
|
D. A. Goolsby, W. A. Battaglin, B. T. Aulenbach and H. P. Hooper, “Nitrogen Flux and Sources in the Mississippi River Basin,” Science of the Total Environment, Vol. 248, No. 2-3, 2000, pp. 75-86.
doi:10.1016/S0048-9697(99)00532-X
|
[18]
|
D. A. Goolsby and W. A. Battaglin, “Long-Term Changes in Concentrations and Flux of Nitrogen in the Mississippi River Basin, USA,” Hydrological Processes, Vol. 15, No. 7, 2001, pp. 1209-1226. doi:10.1002/hyp.210
|
[19]
|
R. P. Hooper, B. T. Aulenbach, and V. J. Kelly, “The National Stream Quality Accounting Network: A Flux-Based Approach to Monitoring the Water Quality of Large Rivers,” Hydrological Processes, Vol. 15, No. 7, 2001, pp. 1089-1106. doi:10.1002/hyp.205
|
[20]
|
B. T. Aulenbach and R. P. Hooper, “The Composite Method: An Improved Method for Stream-Water Solute Load Estimation,” Hydrological Processes, Vol. 20, No. 14, 2006, pp. 3029-3047. doi:10.1002/hyp.6147
|
[21]
|
T. R. Maret, D. E. MacCoy and D. M. Carlisle, “Long-Term Water Quality and Biological Responses to Multiple Best Management Practices in Rock Creek, Idaho,” Journal of the American Water Resources Association, Vol. 44, No. 5, 2008, pp. 1248-1269.
doi:10.1111/j.1752-1688.2008.00221.x
|
[22]
|
USGS, “USGS Open-File Report 2007-1080—Streamflow and Nutrient Fluxes of the Mississippi-Atchafalaya River Basin and Subbasins for the Period of Record through 2005, Methods Used to Estimate Nutrient Fluxes,” 2009.
http://toxics.usgs.gov/pubs/of-2007-1080/methods.html
|
[23]
|
USGS, “Application of Spatially Referenced Regression Modeling for the Evaluation of Total Nitrogen Loading in the Chesapeake Bay Watershed,” 2009.
http://md.water.usgs.gov/publications/wrir-99-4054/html/index.htm
|
[24]
|
C. G. Crawford, “Estimation of Suspended-Sediment Rating Curves and Mean Suspended Sediment Loads,” Journal of Hydrology, Vol. 129, No. 1-4, 1991, pp. 331-348.
doi:10.1016/0022-1694(91)90057-O
|
[25]
|
R. I. Ferguson, “River Loads Underestimated by Rating Curves,” Water Resources Research, Vol. 22, No. 1, 1986, pp. 74-76. doi:10.1029/WR022i001p00074
|
[26]
|
USGS, “Statistical Methods in Water Resources,” In: D. R. Helsel and R. M. Hirsch, Eds., Techniques of Water-Resources Investigations, US Geological Survey, 2002, p. 522. http://water.usgs.gov/pubs/twri/twri4a3
|
[27]
|
R. B. Alexander, R. A. Smith, G. E. Schwarz, E. W. Boyer, J. V. Nolan and J. W. Brakebill, “Differences in Phosphorous and Nitrogen Delivery to the Gulf of Mexico from the Mississippi River Basin,” Environmental Science & Technology, Vol. 42, No. 3, 2008, pp. 822-830.
doi:10.1021/es0716103
|
[28]
|
S. D. Preston, V. J. Bierman Jr. and S. E. Sillman, “An Evaluation of Methods for the Estimation of Tributary Mass Loads,” Water Resources Research, Vol. 25, No. 6, 1989, pp. 1379-1389. doi:10.1029/WR025i006p01379
|
[29]
|
A. Ullrich and M. Volk, “Influence of Different Nitrate-N Monitoring Strategies on Load Estimation as a Base for Model Calibration and Evaluation,” Environmental Monitoring and Assessment, Vol. 171, No. 1-4, 2010, pp. 513-527. doi:10.1007/s10661-009-1296-8
|
[30]
|
M. K. Jha, K. E. Schilling, P. W. Gassman and C. F. Wolter, “Targeting Land-Use Change for Nitrate-Nitrogen Load Reductions in an Agricultural Watershed,” Journal of Soil and Water Conservation, Vol. 65, No. 6, 2010, pp. 342-352. doi:10.2489/jswc.65.6.342
|
[31]
|
M. K. Jha, C. F. Wolter, P. W. Gassman and K. E. Schilling, “Assessment of TMDL Implementation Strategies for Nitrate Impairment of the Raccoon River, Iowa,” Journal of Environmental Quality, Vol. 39, No. 4, 2010, pp. 1317-1327. doi:10.2134/jeq2009.0392
|
[32]
|
M. K. Jha, J. G. Arnold and P. W. Gassman, “Water Quality Modeling for the Raccoon River Watershed Using SWAT,” Transactions of the ASABE, Vol. 50, No. 2, 2007, pp. 479-493.
|
[33]
|
I. G. Littlewood, C. D. Watts and J. M. Custance, “Systematic Application of United Kingdom River Flow and Quality Databases for Estimating Annual River Mass Loads (1975-1994),” Science of the Total Environment, Vol. 210-211, 1998, pp. 21-40.
doi:10.1016/S0048-9697(98)00042-4
|
[34]
|
K. E. Schilling and Y. K. Zhang, “Baseflow Contribution to Nitrate-Nitrogen Export from a Large Agricultural Watershed USA,” Journal of Hydrology, Vol. 295, No. 1-4, 2004, pp. 305-316.
doi:10.1016/j.jhydrol.2004.03.010
|
[35]
|
Y. Guo, M. Markus and M. Demissie, “Uncertainty of Nitrate-N Load Computations for Agricultural Watersheds,” Water Resources Research, Vol. 38, No. 10, 2002, p. 1185. doi:10.1029/2001WR001149
|
[36]
|
B.T. Aulenbach and R. P. Hooper, “The Composite Method: An Improved Method for Stream-Water Solute Load Estimation,” Hydrological Processes, Vol. 20, No. 14, 2006, pp. 3029-3047. doi:10.1002/hyp.6147
|
[37]
|
F. Moatar and M. Meybeck, “Compared Performance of Different Algorithms for Estimating Annual Nutrient Loads Discharged by the Eutrophic River Loire,” Hydrological Processes, Vol. 19, No. 2, 2005, pp. 429-444.
doi:10.1002/hyp.5541
|
[38]
|
Z. Li, Y. K. Zhang, K. Schilling and M. Skopec, “Cokriging Estimation of Suspended Sediment Loads,” Journal of Hydrology, Vol. 327, No. 3-4, 2006, pp. 389-398.
doi:10.1016/j.jhydrol.2005.11.028
|
[39]
|
A. Zamyadi, J. Gallichand and M. Duchemin, “Comparison of Methods for Estimating Sediment and Nitrogen Loads from a Small Agricultural Watershed,” Canadian Society of Bioengineering, Vol. 49, 1-2, 2007, pp. 127-136.
|
[40]
|
D. M. Robertson and E. D. Roerish, “Influence of Various Water Quality Sampling Strategies on Load Estimates for Small Streams,” Water Resources Research, Vol. 35, No. 12, 1999, pp. 3747-3759.
doi:10.1029/1999WR900277
|
[41]
|
T. A. Cohn, D. L. Caulder, E. J. Gilroy, L. D. Zynjuk and R. M. Summers, “The Validity of a Simple Statistical Model for Estimating Fluvial Constituent Loads: An Empirical Study Involving Nutrient Loads in Chesapeake Bay,” Water Resources Research, Vol. 28, No. 9, 1992, pp. 2353-2363. doi:10.1029/92WR01008
|
[42]
|
USGS LOADEST, “Load Estimator (LOADEST): A Fortran Program for Estimating Constituent Loads in Streams and Rivers. Techniques and Models Book 4,” Chapter 5, US Geological Survey, Reston, 2004.
|
[43]
|
D. A. Goolsby, W. A. Battaglin, B. T. Aulenbach and H. P. Hooper, “Nitrogen Flux and Sources in the Mississippi River Basin,” Science of the Total Environment, Vol. 248, No. 2-3, 2000, pp. 75-86.
doi:10.1016/S0048-9697(99)00532-X
|
[44]
|
D. A. Goolsby and W. A. Battaglin, “Long-Term Changes in Concentrations and Flux of Nitrogen in the Mississippi River Basin, USA,” Hydrological Processes, Vol. 15, No. 7, 2001, pp. 1209-1226. doi:10.1002/hyp.210
|
[45]
|
R. P. Hooper, B. T. Aulenbach, and V. J. Kelly, “The National Stream Quality Accounting Network: A Flux-Based Approach to Monitoring the Water Quality of Large Rivers,” Hydrological Processes, Vol. 15, No. 7, 2001, pp. 1089-1106. doi:10.1002/hyp.205
|
[46]
|
B. T. Aulenbach and R. P. Hooper, “The Composite Method: An Improved Method for Stream-Water Solute Load Estimation,” Hydrological Processes, Vol. 20, No. 14, 2006, pp. 3029-3047. doi:10.1002/hyp.6147
|
[47]
|
T. R. Maret, D. E. MacCoy and D. M. Carlisle, “Long-Term Water Quality and Biological Responses to Multiple Best Management Practices in Rock Creek, Idaho,” Journal of the American Water Resources Association, Vol. 44, No. 5, 2008, pp. 1248-1269.
doi:10.1111/j.1752-1688.2008.00221.x
|
[48]
|
USGS, “USGS Open-File Report 2007-1080—Streamflow and Nutrient Fluxes of the Mississippi-Atchafalaya River Basin and Subbasins for the Period of Record through 2005, Methods Used to Estimate Nutrient Fluxes,” 2009.
http://toxics.usgs.gov/pubs/of-2007-1080/methods.html
|
[49]
|
USGS, “Application of Spatially Referenced Regression Modeling for the Evaluation of Total Nitrogen Loading in the Chesapeake Bay Watershed,” 2009.
http://md.water.usgs.gov/publications/wrir-99-4054/html/index.htm
|
[50]
|
C. G. Crawford, “Estimation of Suspended-Sediment Rating Curves and Mean Suspended Sediment Loads,” Journal of Hydrology, Vol. 129, No. 1-4, 1991, pp. 331-348.
doi:10.1016/0022-1694(91)90057-O
|
[51]
|
R. I. Ferguson, “River Loads Underestimated by Rating Curves,” Water Resources Research, Vol. 22, No. 1, 1986, pp. 74-76. doi:10.1029/WR022i001p00074
|
[52]
|
USGS, “Statistical Methods in Water Resources,” In: D. R. Helsel and R. M. Hirsch, Eds., Techniques of Water-Resources Investigations, US Geological Survey, 2002, p. 522. http://water.usgs.gov/pubs/twri/twri4a3
|