Description
Item Description:Cover title.
"May 2002"--P. [i].
Shipping list number: 2002-0451-M.
Shipping List Date: 08/09/2002
Microform.
Physical Description:vi, 61 pages : illustrations ; 28 cm.
Also available from the USDA/ERS Web site. Address as of 8-19-02: http://www.ers.usda.gov/publications/aer810/aer810.pdf; current access is available via PURL.
Bibliography:Includes bibliographical references (pages 31-37).