"July 1987." - p. 3.Caption title.Literature cited: p. 3.Mode of access: Internet
"3 March 1981"--T.p. verso."Canusa, Canada, United States Spruce Budworms Program."Caption title.Bib...
Superseded by Technical bulletin no. 41.Contribution from the Bureau of Entomology."Professional pap...
Cover title: 1958 performance of experimental corn hybrids in Illinois.Caption title.Mode of access:...
"November 1987" - p. 4.Caption title.Literature cited: p. 4.Mode of access: Internet
"July 1993"--P. [4].Caption title.Includes bibliographical references (p. [4]).Mode of access: Inter...
Distributed to depository libraries in microfiche."December 1983."Caption title.Bibliography: p. 3.M...
Distributed to depository libraries in microfiche."May 1990."Caption title.Includes bibliographical ...
"October 1989."Caption title.Includes bibliographical references.Mode of access: Internet
Caption title.Includes bibliographical references (p. 7).Mode of access: Internet
"Combined Forest Pest Research and Development Program"--Cover."November 1982"--P. [12.]Caption titl...
"October 1961." Should be "October 1981."Caption title.Bibliography: p. 3.Mode of access: Internet
"Contribution from Bureau of Entomology and Plant Quarantine."Caption title.Mode of access: Internet
"Contribution from Bureau of Entomology and Plant Quarantine".Caption title.Bibliography: p. 25.Mode...
"Contribution from the Bureau of Entomology."Caption title.Mode of access: Internet
"July 1987"--P. 2.Caption title.Includes bilbiographical references (p. 2).Mode of access: Internet
"3 March 1981"--T.p. verso."Canusa, Canada, United States Spruce Budworms Program."Caption title.Bib...
Superseded by Technical bulletin no. 41.Contribution from the Bureau of Entomology."Professional pap...
Cover title: 1958 performance of experimental corn hybrids in Illinois.Caption title.Mode of access:...
"November 1987" - p. 4.Caption title.Literature cited: p. 4.Mode of access: Internet
"July 1993"--P. [4].Caption title.Includes bibliographical references (p. [4]).Mode of access: Inter...
Distributed to depository libraries in microfiche."December 1983."Caption title.Bibliography: p. 3.M...
Distributed to depository libraries in microfiche."May 1990."Caption title.Includes bibliographical ...
"October 1989."Caption title.Includes bibliographical references.Mode of access: Internet
Caption title.Includes bibliographical references (p. 7).Mode of access: Internet
"Combined Forest Pest Research and Development Program"--Cover."November 1982"--P. [12.]Caption titl...
"October 1961." Should be "October 1981."Caption title.Bibliography: p. 3.Mode of access: Internet
"Contribution from Bureau of Entomology and Plant Quarantine."Caption title.Mode of access: Internet
"Contribution from Bureau of Entomology and Plant Quarantine".Caption title.Bibliography: p. 25.Mode...
"Contribution from the Bureau of Entomology."Caption title.Mode of access: Internet
"July 1987"--P. 2.Caption title.Includes bilbiographical references (p. 2).Mode of access: Internet
"3 March 1981"--T.p. verso."Canusa, Canada, United States Spruce Budworms Program."Caption title.Bib...
Superseded by Technical bulletin no. 41.Contribution from the Bureau of Entomology."Professional pap...
Cover title: 1958 performance of experimental corn hybrids in Illinois.Caption title.Mode of access:...