Cover title.Contribution from Bureau of Plant Industry.Bibliography: p. 35-36.Mode of access: Internet
"Contribution from the Office of Farm Management."Cover title.Bibliography: p. 23.Mode of access: In...
"Contribution from the Bureau of Plant Industry."Caption title.Mode of access: Internet
Contribution from the Bureau of Plant Industry.Cover title.Bibliography: p. 40Includes bibliographic...
Cover title."Contribution from the Bureau of Plant Industry."Bibliography: p. 23.Mode of access: Int...
"Contribution from the Bureau of Plant Industry."Cover title.Mode of access: Internet
"Contribution from the Bureau of Plant Industry."Cover title.Bibliography: p. 24.Mode of access: Int...
"Contribution from the Bureau of Plant Industry."Cover title.Bibliography: p. 34-35.Mode of access: ...
Contribution from the Bureau of Plant Industry.Cover title.Mode of access: Internet
Contribution from the Bureau of Plant Industry.Cover title."Professional paper."Bibliography: p. 67-...
Cover title."Contribution from the Bureau of Plant Industry."Mode of access: Internet
Cover title."Contribution from the Bureau of Plant Industry."Bibliography: p.24.Mode of access: Inte...
Contribution from Bureau of Plant Industry, Soils, and Agricultural Engineering.Cover title.Bibliogr...
Cover title."Contribution from the Bureau of Plant Industry."Includes bibliographical references.Mod...
"Contribution from Bureau of Plant Industry."Caption title.Mode of access: Internet
Cover title."Contribution from Bureau of Plant Industry".Mode of access: Internet
"Contribution from the Office of Farm Management."Cover title.Bibliography: p. 23.Mode of access: In...
"Contribution from the Bureau of Plant Industry."Caption title.Mode of access: Internet
Contribution from the Bureau of Plant Industry.Cover title.Bibliography: p. 40Includes bibliographic...
Cover title."Contribution from the Bureau of Plant Industry."Bibliography: p. 23.Mode of access: Int...
"Contribution from the Bureau of Plant Industry."Cover title.Mode of access: Internet
"Contribution from the Bureau of Plant Industry."Cover title.Bibliography: p. 24.Mode of access: Int...
"Contribution from the Bureau of Plant Industry."Cover title.Bibliography: p. 34-35.Mode of access: ...
Contribution from the Bureau of Plant Industry.Cover title.Mode of access: Internet
Contribution from the Bureau of Plant Industry.Cover title."Professional paper."Bibliography: p. 67-...
Cover title."Contribution from the Bureau of Plant Industry."Mode of access: Internet
Cover title."Contribution from the Bureau of Plant Industry."Bibliography: p.24.Mode of access: Inte...
Contribution from Bureau of Plant Industry, Soils, and Agricultural Engineering.Cover title.Bibliogr...
Cover title."Contribution from the Bureau of Plant Industry."Includes bibliographical references.Mod...
"Contribution from Bureau of Plant Industry."Caption title.Mode of access: Internet
Cover title."Contribution from Bureau of Plant Industry".Mode of access: Internet
"Contribution from the Office of Farm Management."Cover title.Bibliography: p. 23.Mode of access: In...
"Contribution from the Bureau of Plant Industry."Caption title.Mode of access: Internet
Contribution from the Bureau of Plant Industry.Cover title.Bibliography: p. 40Includes bibliographic...