Agricultural phosphorus and eutrophication
By: A.N. Sharpley ... [et al.].
Contributors: Sharpley, Andrew N.; United States. Agricultural Research Service.
Series: ARS -- 149.; ARS (Series) (United States. Agricultural Research Service) -- 149.
Publisher: U.S. Dept. of Agriculture, Agricultural Research Service
Published: 1999
Place of publication: [University Park, PA?]
Language: eng
Format: Microform
Number of pages: 37
Subjects: Phosphatic fertilizers -- United States.; Eutrophication -- United States.
Notes: "July 1999."

Shipping list no.: 99-0831-M.

Includes bibliographical references (p. 34-37).

Also available via Internet from the ARS web site (PDF file only). Address as of 6-9-00: http://www.ars.usda.gov/is/np/Phos&Eutro/phos%26eutro.pdf ; current access is available via PURL.

Microfiche. [Washington, D.C.] : Supt. of Docs., U.S. G.P.O., 1999. 1 microfiche : negative.