http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Nutrient and suspended solids loads, yields, and trends in the non-tidal part of five major river basins in Virginia, 1985-96
ii, 36 pages : illustrations (some color), color maps ; 28 cm.
Includes bibliographical references (pages 35-36).
Water-resources investigations report ; 98-4025