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Filtering by: Advisor Day, E. A. Advisor Dickason, E. A. Creator Poonyathawon, Panya

Insect parasites of the omnivorous leaf tier, Cnephasia longana (Haworth) in Oregon

Creator:

Poonyathawon, Panya

Abstract:

The purpose of this study was to determine the present status of introduced parasites of the omnivorous leaf tier, Cnephasia longana (Haworth) in Oregon. The omnivorous leaf tier is native to Europe. It was introduced into North America around 1929 and became a serious pest of economic crops such as...

Resource Type:

Masters Thesis

Full Text:

privacy Dr. E. A. Dickason The purpose of this study was to determine the present status of introduced