Effect of graft type on 6-month scion survival of field grown Douglas-fir grafts
By: by Donald Copes.
Contributors: Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Series: Research note -- PNW-104.; USDA Forest Service research note PNW -- 104.
Publisher: Pacific Northwest Forest and Range Experiment Station, U.S.D.A. Forest Service
Published: 1969
Place of publication: [Portland, Or.]
Language: eng
Subjects: Douglas fir -- Grafting.
Notes: Caption title.

"April 1969."

Includes bibliographical references.