Caption title.Includes bibliographical references (p. 7).Mode of access: Internet
Cooperative research project no. [1299]Bibliography: p. 106-109.Mode of access: Internet
"June 1988."Distributed to depository libraries in microfiche.Caption title.Includes bibliographical...
Caption title.Includes bibliographical references (p. 8).Mode of access: Internet
"September 1998."Caption title.Includes bibliographical references (p. 6-7).Mode of access: Internet
"GAO/PEMD-10.1.6."Cover title.Includes bibliographical references (p. 221-224).Mode of access: Inter...
Cover title.Includes bibliographical references (p. 20).Mode of access: Internet
Includes bibliographical references (p. 147-150) and index.Mode of access: Internet
"April 1986."Caption title.Includes bibliographical references (p. 2).Mode of access: Internet
"June 2003."Caption title.Includes bibliographical references (p. 16-18).Mode of access: Internet
"September 1998."Caption title.Includes bibliographical references (p. 4-5).Mode of access: Internet
Caption title.Includes bibliographical references (p. 9-10).Mode of access: Internet
"Contribution from Bureau of Plant Industry."Caption title.Includes bibliographical references.Mode ...
"Compiled by a task group under the chairmanship of E. J. Delate."Caption title.Mode of access: Inte...
Caption title.Includes bibliographical references (p. 4).Mode of access: Internet
"June 1996."Caption title.Includes bibliographical references (p. 8).Mode of access: Internet
Cooperative research project no. [1299]Bibliography: p. 106-109.Mode of access: Internet
"June 1988."Distributed to depository libraries in microfiche.Caption title.Includes bibliographical...
Caption title.Includes bibliographical references (p. 8).Mode of access: Internet
"September 1998."Caption title.Includes bibliographical references (p. 6-7).Mode of access: Internet
"GAO/PEMD-10.1.6."Cover title.Includes bibliographical references (p. 221-224).Mode of access: Inter...
Cover title.Includes bibliographical references (p. 20).Mode of access: Internet
Includes bibliographical references (p. 147-150) and index.Mode of access: Internet
"April 1986."Caption title.Includes bibliographical references (p. 2).Mode of access: Internet
"June 2003."Caption title.Includes bibliographical references (p. 16-18).Mode of access: Internet
"September 1998."Caption title.Includes bibliographical references (p. 4-5).Mode of access: Internet
Caption title.Includes bibliographical references (p. 9-10).Mode of access: Internet
"Contribution from Bureau of Plant Industry."Caption title.Includes bibliographical references.Mode ...
"Compiled by a task group under the chairmanship of E. J. Delate."Caption title.Mode of access: Inte...
Caption title.Includes bibliographical references (p. 4).Mode of access: Internet
"June 1996."Caption title.Includes bibliographical references (p. 8).Mode of access: Internet
Cooperative research project no. [1299]Bibliography: p. 106-109.Mode of access: Internet
"June 1988."Distributed to depository libraries in microfiche.Caption title.Includes bibliographical...
Caption title.Includes bibliographical references (p. 8).Mode of access: Internet