Nitrogen Transfers and Transformations in Row-Crop Ecosystems - The Ecology of Agricultural Landscapes - page 246

Mueller, D. K., and D. R. Helsel. 1996. Nutrients in the nation's waters—too much of a
good thing? National Water-Quality Assessment Program, U.S. Geological Survey,
Washington, DC, USA.
Mulholland, P. J., R. O. Hall, D. J. Sobota, W. K. Dodds, S. E. G. Findlay, N. B. Grimm,
S. K. Hamilton, W. H. McDowell, J. M. O'Brien, J. L. Tank, L. R. Ashkenas,
L. W. Cooper, C. N. Dahm, S. V. Gregory, S. L. Johnson, J. L. Meyer, B. J. Peterson,
G. C. Poole, H. M. Valett, J. R. Webster, C. P. Arango, J. J. Beaulieu, M. J. Bernot,
A. J. Burgin, C. L. Crenshaw, A. M. Helton, L. T. Johnson, B. R. Niederlehner,
J. D. Potter, R. W. Sheibley, and S. M. Thomas. 2009. Nitrate removal in stream eco-
systems measured by N-15 addition experiments: denitrification. Limnology and
Oceanography 54:666-680.
NADP/NTN (National Atmospheric Deposition Program/National Trends Network). 2011.
NADP/NTN monitoring location MI26, Kellogg Biological Station. NADP/NTN
Coordination Office, Illinois State Water Survey, Champaign, Illinois, USA. < http://
nadp.sws.uiuc.edu/sites/siteinfo.asp?net=NTN&id=MI26 >
NASS (National Agricultural Statistics Service). 2014. Homepage. U.S. Department of
Agriculture, Washington, DC, USA. < http://www.nass.usda.gov/>
Ogden, C. B., H. M. Van Es, R. J. Wagenet, and T. S. Steenhuis. 1999. Spatial-temporal
variability of preferential flow in a clay soil under no-till and plow-till. Journal of
Environmental Quality 28:1264-1273.
Omonode, R. A., D. R. Smith, A. Gal, and T. J. Vyn. 2011. Soil nitrous oxide emissions in
corn following three decades of tillage and rotation treatments. Soil Science Society
America Journal 75:152-163.
Opdyke, M. R., M. B. David, and B. L. Rhoads. 2006. Influence of geomorphological vari-
ability in channel characteristics on sediment denitrification in agricultural streams.
Journal of Environmental Quality 35:2103-2112.
Ostrom, N. E., L. O. Hedin, J. C. von Fischer, and G. P. Robertson. 2002. Nitrogen trans-
formations and NO 3 − removal at a soil-stream interface: a stable isotope approach.
Ecological Applications 12:1027-1043.
Ostrom, N. E., and P. H. Ostrom. 2011. The isotopomers of nitrous oxide: analytical consid-
erations and application to resolution of microbial production pathways. Pages 453-476
in M. Baskaran, editor. Handbook of environmental isotope geochemistry. Springer
Berlin, Heidelberg, Germany.
Ostrom, N. E., P. H. Ostrom, H. Gandhi, N. Millar, and G. P. Robertson. 2010b. Isotopologue
data reveal denitrification as the primary source of nitrous oxide at nitrogen fertil-
ization gradient in a temperate agricultural field. Geochimica et Cosmochimica Acta
74:A780.
Ostrom, N. E., R. Sutka, P. H. Ostrom, A. S. Grandy, K. H. Huizinga, H. Gandhi, J. C. von
Fisher, and G. P. Robertson. 2010a. Isotopologue data reveal bacterial denitrification
as the primary source of N 2 O during a high flux event following cultivation of a native
temperate grassland. Soil Biology & Biochemistry 42:499-506.
Palm, C. A., and A. P. Rowland. 1997. A minimum dataset for characterization of plant qual-
ity for decomposition. Pages 379-392 in G. Cadisch and K. E. Giller, editors. Driven by
nature. CAB International, Wallingford, UK.
Paludan, C., and G. Blicher-Mathiesen. 1996. Losses of inorganic carbon and nitrous oxide
from a temperate freshwater wetland in relation to nitrate loading. Biogeochemistry
35:305-326.
Parkin, T. B., and T. C. Kaspar. 2006. Nitrous oxide emissions from corn-soybean systems in
the Midwest. Journal of Environmental Quality 35:1496-1506.