Description
Item Description:Supported by the Office of Water Resources, project number B-027-NC; the Agricultural Experiment Station, North Carolina State University; by Grant ES00069 from the National Institute of Environmental Health Sciences; and by Grant number 2-35178 from NOAA.
At head of title: UNC-WRRI-73-82.
Physical Description:xvii, 162 pages : illustrations, graphs, tables ; 28 cm.
Bibliography:Bibliography: pages 31-32.