Description
Item Description:Title from title screen (viewed on August 22, 2005).
"April 2005."
Electronic resource.
Physical Description:iv, 23 pages : digital, PDF file.
Format:Mode of access: Internet from USDA web site. Address as of 4/13/06: http://www.ers.usda.gov/publications/err4/ (abstract), http://www.ers.usda.gov/publications/err4/err4.pdf (PDF version); current access available via PURL.
Bibliography:Includes bibliographical references.