Trends in nitrogen and phosphorus concentrations in southern New England streams, 1974-92.

Bibliographic Details
Main Author:	Zimmerman, Marc James, 1947-
Corporate Authors:	Geological Survey (U.S.), National Water-Quality Assessment Program (U.S.)
Format:	Government Document Book
Language:	English
Published:	[Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, [1997]
Series:	Fact sheet (Geological Survey (U.S.)) ; FS-97-001.
Subjects:	Water quality > New England. Nutrient pollution of water > New England. Water > Nitrogen content > New England. Water > Phosphorus content > New England.

Evans: US Documents (Annex 5th floor)