Growth response of 35-year-old, site V Douglas-fir to nitrogen fertilizer
By: by Donald L. Reukema.
Contributors: Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Series: Research note -- PNW-86.; USDA Forest Service research note PNW -- 86.
Publisher: Pacific Northwest Forest and Range Experiment Station, U.S. Forest Service
Published: 1968
Place of publication: [Portland, Or.]
Language: eng
Subjects: Douglas fir -- Fertilizers.; Douglas fir -- Growth.
Notes: Caption title.

"August 1968."

Includes bibliographical references.