Description
Item Description:Partially funded by Duke University and by U.S. Dept. of the Interior as authorized by the Water Research and Development Act of 1978.
"September 1984"--Cover.
Project number 373502, agreement number G-860.
WRRI project number 70022 and 70023.
"UNC-WRRI-84-218."
Physical Description:xiv, 66 pages : illustrations, maps ; 28 cm.
Bibliography:Bibliography: pages 58-66.
ISSN:0078-1525 ;