Water quality standards criteria digest
Subtitle: a compilation of federal/state criteria on nitrates
Publisher: Environmental Protection Agency
Published: 1972
Place of publication: Washington, D.C
Language: eng
Number of pages: 40
Subjects: Water quality; Water quality management; Nitrates; Standards
Other titles: Compilation of federal/state criteria on nitrates.; Nitrates.
Notes: Cover title.

"August, 1972."