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Filtering by: Subject Conifers -- Seedlings -- Diseases and pests -- Oregon Decade 1990-1999 Non-Academic Affiliation Oregon Explorer

Reduction in growth of pole-sized Ponderosa pine related to a Pandora moth outbreak in central Oregon

Creator:

Cochran, P. H.

Abstract:

A pandora moth (Coloradia pandora Blake) outbreak began in 1991 in a ponderosa pine (Pinus ponderosa Dougl. ex. Laws) spacing study area that also included scattered sugar pine (P. lambertiana Dougl). The relation of defoliation to five tree spacings (with and without understory vegetation) was examined, and stand growth reduction...

Resource Type:

Technical Report