Comparative efficiency of the wedge prism method and the circular plot method in estimating volumes of Douglas-fir stands
By: by James Hollins Richardson.
Published: 1958
Language: eng
Number of pages: 58
Subjects: Forests and forestry -- Measurement.; Douglas fir.
Notes: Typescript.

Thesis (M.S.)--Oregon State College, 1958.

Bibliography: leaves 55-58.