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Filtering by: Creator Wilson, H. F. (Harley Frost), 1883- Degree Field Entomology

A list of the aphididae of the world with host plants

Creator:

Wilson, H. F. (Harley Frost), 1883-

Resource Type:

Masters Thesis

Full Text:

degree of liASTER OF SCIENCE IN Agriculture. by H&rley F. Wi1on. Jurie , 1913. APPROD
Some factors in the development of northwestern entomology

Creator:

Bonnell, Daniel Ernest

Resource Type:

Dissertation

Full Text:

Collection . . . 130 C. The M. H. Hatch Collection ....... 130 D. The Washington State Museum Collection
Biological control of purple loosestrife Lythrum salicaria by two chrysomelid beetles Galerucella pusilla and G. calmariensis

Creator:

Schooler, Shon

Abstract:

In the first part of this study we monitored the development of biological control of purple loosestrife Lythrum salicaria over a six-year period at Morgan Lake in western Oregon. In 1992, two beetles, Galerucella pusilla and G. calmariensis (Coleoptera: Chrysomelidae), were released to control the wetland weed at this test...

Resource Type:

Masters Thesis

Full Text:

(Harley and Forno 1992). A high intrinsic rate of increase (r) helps rescue small populations from
A review of Sitobion, with a description and revision of a new genus (Homoptera: Aphididae)

Creator:

Jensen, Andrew S.

Resource Type:

Dissertation

Full Text:

SPECIES 3.4.11 Robinsonaphis osmaioniae (Wilson) 3.4.12 Koikvmwhis parvifolii (Richards) 3.4.13