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Filtering by: Subject Lodgepole pine -- Diseases and pests -- Montana Decade 1990-1999 Degree Field Forest Science

Effects of environment and genetics on western pine shoot borer, Eucosma sonomana, infestation levels in ponderosa pine plantations of central Oregon

Creator:

Prueitt, Sara C.

Abstract:

Infestations of the western pine shoot borer (Eucosma sonomana Kearfott) in young stands of ponderosa pine (Pinusponderosa Lawson), were surveyed on the Deschutes National Forest. Elevation, slope, aspect, tree height, tree diameter, number of shoots in the terminal whorl, stand density, stand age and plant association for each stand were...

Resource Type:

Masters Thesis