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Filtering by: Subject Ponderosa pine -- Diseases and pests -- Oregon Degree Level Bachelor's Subject Bark beetles -- Control

Profitable selective mortality cutting in ponderosa pine, or, Attempted control of the western pine bark beetle by stand improvement

Creator:

Kower, Eugene W.

Resource Type:

Undergraduate Thesis

Full Text:

operator has a vast holding in the ponderosa pine belt of northern California and the sarrrrle tract upon