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"July 1987."Shipping list no.: 87-624-P.Bibliography: p. 25-27.Mode of access: Internet
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Prepared in cooperation with Ohio Agricultural Research and Development Center.Cover title.Bibliogra...
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"July 1987."Shipping list no.: 87-624-P.Bibliography: p. 25-27.Mode of access: Internet
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Shipping list no.: 97-0111-P.Includes bibliographical references (p. 82-84).Mode of access: Internet
Prepared in cooperation with Ohio Agricultural Research and Development Center.Cover title.Bibliogra...
"September 1998."Caption title.Includes bibliographical references (p. 7).Mode of access: Internet
Shipping list no.: 2004-0050-P.Includes bibliographical references (p. 13-14).Mode of access: Intern...
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Shipping list no.: 94-0048-P."U.S. Department of the Interior, U.S. Geological Survey"--T.p. verso.T...
Shipping list no.: 95-0171-P.Includes bibliographical references (p. 64-66).Mode of access: Internet
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