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Filtering by: Subject Apples -- Diseases and pests -- Control -- Oregon, Western Academic Affiliation Forest Science

Thinning and urea fertilization effects on emerging grand fir (Abies grandis) foliage and growth of western spruce budworm (Choristoneura occidentalis) larvae

Creator:

Savage, Thomas J.

Abstract:

The objective of this study was to determine how the balance of carbon to nitrogen in a grand fir ecosystem affects the chemistry of emerging grand fir foliage and the growth of western spruce budworm larvae. Forest plots in the grand fir zone of eastern Oregon were thinned, thinned and...

Resource Type:

Masters Thesis