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Filtering by: Committee Member Christensen, B. E. Committee Member McEvoy, Peter B. Degree Level Master's

Predators associated with hemlock woolly adelgid (Hemiptera: Adelgidae) infested western hemlock in the Pacific Northwest.

Creator:

Kohler, Glenn R.

Abstract:

The hemlock woolly adelgid, Adelges tsugae, is causing widespread mortality of eastern hemlock, Tsuga canadensis, in the eastern United States. In the West, A. tsugae causes negligible damage to western hemlock, Tsuga heterophylla. Host tolerance traits and presence of endemic predators may be contributing to the relative tolerance of western...

Resource Type:

Masters Thesis

Full Text:

Peter B. McEvoy, Darrell W. Ross, and Kimberly F. Wallin provided essential direction and feedback for