Possibility of reducing nitrogen in drainage water by on farm practices
By: prepared by the U.S. Bureau of Reclamation.
Series: Water pollution control research series; Bio-engineering aspects of agricultural drainage, San Joaquin Valley, California
Publisher: Environmental Protection Agency, Research and Monitoring; For sale by the Supt. of Docs., U.S. G.P.O.
Published: 1972
Place of publication: Washington, D.C
Language: eng
Number of pages: 83
Subjects: Water -- Purification.; Nitrogen.
Notes: "June 1972."

At head of title: Bio-engineering aspects of agricultural drainage, San Joaquin Valley, California.

"13030ELY 5-72-11; REC-R2-72-11; DWR no. 174-14"--Cover.

Bibliography: p. 82-83.