Seeding habits of upper-slope tree species: I. A 12-year record of cone production
Franklin JF, Carkin RC, Booth J. 1974. Seeding habits of upper-slope tree species: I. A 12-year record of cone production. U.S. Department of Agriculture (USDA) Forest Service Research Note. PNW-213. United States Forest Service. Portland, OR
Cone production of upper-slope trees important in the true fir-hemlock forests of the Pacific Northwest. Data taken from Olympic Mountains and relevant to forests of Olympic National Park, WA.
- Type
- Published Report
- Authors
- Franklin, J; Carkin, R; Booth, J
- Date of Issue
- 1974
- Publisher
- United States Forest Service
- Units
- OLYM
- Keywords
- Fir (Abies), Hemlock (Tsuga), Montane, Olympic National Park, Pine (Pinus), Plant Studies, Spruce (Picea), Subalpine