County-level estimates of nitrogen and phosphorus fertilizer use in the United States, 1945 to 1985
By: by Richard B. Alexander and Richard A. Smith.
Contributors: Smith, Richard A.; Geological Survey (U.S.)
Series: U.S. Geological Survey open-file report -- 90-130.
Publisher: U.S. Dept. of the Interior, U.S. Geological Survey; Books and Open-File Reports [Section, distributor]
Published: 1990
Place of publication: Reston, Va; Denver, Colo
Language: eng
Format: Microform
Number of pages: 12
Subjects: Nitrogen fertilizers -- United States.; Phosphatic fertilizers -- United States.
Other titles: County level estimates of nitrogen and phosphorus fertilizer use in the United States, 1945 to 1985.
Notes: Distributed to depository libraries in microfiche.

Shipping list no.: 94-0125-M.

Includes bibliographical references (leaf 6).

Also available on the World Wide Web.

Microfiche. [Denver, Colo. : U.S. Geological Survey, 1994] 1 microfiche : negative.