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Filtering by: Alternative title ssim SG 51 Creator Dickie, Alfred Gordon Degree Name Master of Arts (M.A.)

The parasite complex of the pea aphid, Acyrthosiphon pisum (Harris) on alfalfa in western Oregon

Creator:

Dickie, Alfred Gordon

Abstract:

This study was initiated in the Spring of 1966 for the purpose of determining the present status and effectiveness of imported parasitic wasps of the pea aphid in the Willamette Valley of western Oregon. The pea aphid is a serious pest throughout the pea and alfalfa growing regions of the...

Resource Type:

Masters Thesis

Full Text:

COMPLEX 37 General Considerations 37 Spring Cycle 40 Summer Cycle 41 Fall Cycle 51 Discussion 55