Flowering in a ponderosa pine provenance plantation in eastern Nebraska
By: Ralph A. Read and John A. Sprackling.
Contributors: Sprackling, John A.; Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.)
Series: Research note RM -- 423.
Publisher: USDA Forest Service, Rocky Mountain Forest and Range Experiment Station
Published: 1983
Place of publication: [Fort Collins, Colo.]
Language: eng
Subjects: Ponderosa pine; Flowering trees
Notes: Caption title.

Distributed to depository libraries in microfiche.

"March 1983."

Bibliography: p. 6.