Effect of squirrels on the supply of ponderosa pine seed
By: A.E. Squillace
Contributors: Northern Rocky Mountain Forest and Range Experiment Station (Missoula, Mont.)
Series: Research note / Northern Rocky Mountain Forest & Range Experiment Station -- no. 131; Research note (Northern Rocky Mountain Forest and Range Experiment Station (Missoula, Mont.)) -- no. 131.
Publisher: Northern Rocky Mountain Forest and Range Experiment Station
Published: 1953
Place of publication: Missoula, Mont
Language: eng
Subjects: Animal-plant relationships; Ponderosa pine
Notes: Caption title.

"December 1953."