Cover title.Includes bibliographical references (p.23-25).Mode of access: Internet
Cover title.Prepared in Production Economics Research Branch, Agricultural Research Service, U.S. De...
"February 1986."Caption title.Includes bibliographical references (p. 18).Mode of access: Internet
"September 1989."--P. i.Cover title.Includes bibliographical references.Mode of access: Internet
"December 1989"--P. i.Cover title.Includes bibliographical references (p. 61-67).Mode of access: Int...
"December 1989"--P. i.Cover title.Includes bibliographical references (p. 20-21).Mode of access: Int...
Cover title."May 1993"--P. i.Includes bibliographical references (p. 21-22).Mode of access: Internet
Cover title.Includes bibliographical references (p. 15-17).Mode of access: Internet
Item 1005-C"August 1983"--Cover.Includes bibliographical references.Mode of access: Internet
Cover title."November 1986" -- p. iii.Bibliography: p. 13-14.Mode of access: Internet
Cover title.Includes bibliographical references (p. 199).Mode of access: Internet.
Cover title.Includes bibliographical references (p. 23-24).Mode of access: Internet
Cover title.Includes bibliographical references (p. 45-48).Mode of access: Internet
"In cooperation with agricultural experiment stations of Illinois, Oregon, Pennsylvania, Tennessee, ...
Cover title."April 1989"--P. i.Includes bibliographical references.Mode of access: Internet
Cover title.Includes bibliographical references (p. 17).Mode of access: Internet
Cover title.Prepared in Production Economics Research Branch, Agricultural Research Service, U.S. De...
"February 1986."Caption title.Includes bibliographical references (p. 18).Mode of access: Internet
"September 1989."--P. i.Cover title.Includes bibliographical references.Mode of access: Internet
"December 1989"--P. i.Cover title.Includes bibliographical references (p. 61-67).Mode of access: Int...
"December 1989"--P. i.Cover title.Includes bibliographical references (p. 20-21).Mode of access: Int...
Cover title."May 1993"--P. i.Includes bibliographical references (p. 21-22).Mode of access: Internet
Cover title.Includes bibliographical references (p. 15-17).Mode of access: Internet
Item 1005-C"August 1983"--Cover.Includes bibliographical references.Mode of access: Internet
Cover title."November 1986" -- p. iii.Bibliography: p. 13-14.Mode of access: Internet
Cover title.Includes bibliographical references (p. 199).Mode of access: Internet.
Cover title.Includes bibliographical references (p. 23-24).Mode of access: Internet
Cover title.Includes bibliographical references (p. 45-48).Mode of access: Internet
"In cooperation with agricultural experiment stations of Illinois, Oregon, Pennsylvania, Tennessee, ...
Cover title."April 1989"--P. i.Includes bibliographical references.Mode of access: Internet
Cover title.Includes bibliographical references (p. 17).Mode of access: Internet
Cover title.Prepared in Production Economics Research Branch, Agricultural Research Service, U.S. De...
"February 1986."Caption title.Includes bibliographical references (p. 18).Mode of access: Internet
"September 1989."--P. i.Cover title.Includes bibliographical references.Mode of access: Internet