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Filtering by: Creator Lewis, Bess Ophelia Remove constraint Creator: Lewis, Bess Ophelia Degree Field Entomology Remove constraint Degree Field: Entomology

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A model of trophic evolutionary pathways

Creator:

Morris, A. Kimo

Abstract:

Calow (1983) realized that differences between parasites and their free-living relatives can be explained by the differences in nutrient richness. I propose a model that is based on Calow's idea which identifies the relative position of different trophic strategies (e.g. predation, grazing, parasitism and others) based on (1) the differences...

Resource Type:

Masters Thesis

Full Text:

of aphids which died seven days after a wasp had oviposited into them (from Lewis, 1986). By the
The comparative internal larval anatomy of several genera of Scarabaeidae

Creator:

Areekul, Sutharm

Resource Type:

Masters Thesis
A revision of the black grass bug genus Irbisia Reuter (Heteroptera:Miridae)

Creator:

Schwartz, Michael David

Abstract:

The black grass bug genus Irbisia Reuter was revised. Over 18,000 specimens were examined and information concerning the biology, host plant and distributional relationships of the species was compiled. In addition to external characters, the male claspers and vesica, and the female dorsal libiate plate of the bursa copulatrix and...

Resource Type:

Masters Thesis
The SELCTV database : the susceptibility of arthropod natural enemies to agricultural pests to pesticides

Creator:

Theiling, Karen M.

Abstract:

Documentation of the side effects of pesticides on arthropod natural enemies has expanded rapidly since the 1950's as part of an increase in non-target side effects literature. Most reviews have been based on empirical analysis of selected literature. The SELCTV database was developed to make a larger information base accessible...

Resource Type:

Masters Thesis
A review of Sitobion, with a description and revision of a new genus (Homoptera: Aphididae)

Creator:

Jensen, Andrew S.

Resource Type:

Dissertation
A systematic study of the genus Phytocoris Fallén (Heteroptera:Miridae) in western North America

Creator:

Stonedahl, Gary Michael

Abstract:

The western Nearctic species of the genus Phytocoris Fallen were taxonomically revised. Over 15,000 specimens were examined. Information concerning host plant associations and distributions was compiled and summarized for use by future researchers. External morphological features and characters of the male genitalia were used to distinguish species. The genital tubercles...

Resource Type:

Dissertation

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Academic Affiliation

Entomology6

Advisor

Lattin, John D.3
Croft, Brian A.1
Martin, Charles H.1
Reed, Gary L.1
Rossignol, Philippe A.1

Commencement Year

Commencement Year range begin – Commencement Year range end

Current results range from 1956 to 1998

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Committee Member

Chambers, Kenton L.2
Frenkel, Robert E.1
Hall, James D.1
Jepson, Paul1
King, Charles1
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Creator

Areekul, Sutharm1
Jensen, Andrew S.1
Morris, A. Kimo1
Schwartz, Michael David1
Stonedahl, Gary Michael1
more Creators »

Date

Date range begin – Date range end

Current results range from 1956 to 1997

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Decade

1990-19992
1980-19893
1950-19591

Degree Field

Entomology[remove]6

Degree Level

Master's4
Doctoral2

Degree Name

Master of Science (M.S.)4
Doctor of Philosophy (Ph.D.)2

Language

English [eng]6

Non-Academic Affiliation

Oregon State University. Graduate School6

Peer Reviewed

No6

Resource Type

Masters Thesis4
Dissertation2

Rights Statement

Copyright Not Evaluated6

Subject

Agricultural pests -- Integrated control1
Aphididae -- Classification1
Food chains (Ecology) -- Mathematical models1
Irbisia Reuter1
Miridae -- Classification1
more Subjects »

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