Incidence of sperm in emerging female mountain pine beetles
Subtitle: Dendroctonus ponderosae Hopkins (Coleoptera: Scolytidae)
By: William F. McCambridge.
Contributors: Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.)
Series: Research note RM -- 137.
Publisher: Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture
Published: 1969
Place of publication: Fort Collins, Colo
Language: eng
Subjects: Mountain pine beetle -- Reproduction
Notes: Caption title.

Includes bibliographical references.