The relation of shade to the natural regeneration of Ponderosa pine on harsh habitats
By: by Kevin Ronald O'Hara.
Published: 1983
Language: eng
Number of pages: 49
Subjects: Ponderosa pine -- Seedlings -- Growth.; Regeneration (Botany); Shades and shadows.
Notes: Typescript.

Thesis (M.S.)--Washington State University, 1983.

Bibliography: leaves 39-42.

WSU:"Department of Forestry and Range Management."