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Filtering by: Creator Smith, Devon Academic Affiliation Entomology

The biology and control of the insect vectors of potato viruses in Oregon

Creator:

Crumb, S. E. (Samuel Ebb)

Resource Type:

Dissertation

Full Text:

pathology, 2 per cent have been on the viruses attacking potato. According to Smith (98), the losses of
The species of root-weevils attacking strawberry with especial reference to their life history, habits and control in Oregon

Creator:

Wilcox, Joseph, 1901-1982

Resource Type:

Masters Thesis

Full Text:

, and by Smith (255) in 1927 in Pennsylvania. The only nearly complete study of B.ruosostriatus that
Effects of controlled flow reductions on the insect community of an Oregon coastal stream

Creator:

Hafele, Richard E.

Abstract:

Controlled flow reductions of 75% apportioned over four two-week intervals were studied during the summers of 1975 and 1976 on the North Fork of Elk Creek, an Oregon coastal stream. The effects of reduced flows on invertebrate drift, insect benthos, and the available food for juvenile salmonids were measured. Invertebrate...

Resource Type:

Masters Thesis

Full Text:

Smith-Root backpack shocker. The species were coho salmon (Oncorhynchus kisutch) age 0+, and cutthroat
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
Some factors in the development of northwestern entomology

Creator:

Bonnell, Daniel Ernest

Resource Type:

Dissertation