Differences in response to volcanic ashfall among Douglas-fir seedlings at genetic test plantations in western Washington
By: by Sheila R. Martinson.
Published: 1983
Language: eng
Number of pages: 72
Subjects: Volcanic ash, tuff, etc. -- Environmental aspects -- Washington (State); Volcanic ash, tuff, etc. -- Washington (State) -- Saint Helens, Mount.; Plants, Effect of volcanic ash on.; Douglas fir -- Wounds and injuries -- Washington (State); Saint Helens, Mount (Wash.) -- Eruption, 1980.
Notes: Thesis (M.S.)--University of Idaho, 1983.

Bibliography: leaves 41-45.