Nitrogen concentrations and deposition in rainfall at two sites in the Coastal Bend area, South Texas, 1996-98 [electronic resource] / D.J. Ockerman and C.W. Livingston ; in cooperation with the Texas Agricultural Experiment Station, Corpus Christi, Texas.
Imprint
[Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, [1999]
Mode of access: Internet from the GPO permanent archive. Address as of 8/5/04: http://permanent.access.gpo.gov/waterusgsgov/water.usgs.gov/pubs/fs/fs-146-99/pdf/fs-146-99.pdf; current access is available via PURL.
Note
Title from PDF title screen (viewed Aug. 5, 2004).
