The quality of our nation's waters
Subtitle: nutrients and pesticides--a summary
Contributors: Geological Survey (U.S.)
Series: USGS fact sheet -- 116-99; Fact sheet (Geological Survey (U.S.)) -- FS-99-116
Publisher: U.S. Dept. of the Interior, U.S. Geological Survey
Published: 1999
Place of publication: [Reston, Va.?
Language: eng
Subjects: Water quality -- United States; Nutrient pollution of water -- United States; Pesticides -- Environmental aspects -- United States
Notes: Caption title

Shipping list no.: 99-0263-P

"May 1999"--P. [1]