Survival of Poria weirii in conifer, alder and mixed conifer-alder stands
By: by Earl E. Nelson.
Contributors: Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Series: USDA Forest Service research notes PNW -- 83.; U.S. Forest Service research note PNW -- 83.
Publisher: U.S. Dept. of Agriculture, Pacific Northwest Forest and Range Experiment Station
Published: 1968
Place of publication: [Portland, Or.]
Language: eng
Subjects: Phellinus weirii -- Northwest, Pacific.; Root rots -- Northwest, Pacific.; Red alder -- Diseases and pests.; Trees -- Diseases and pests -- Northwest, Pacific.; Douglas fir -- Diseases and pests -- Northwest, Pacific.
Notes: Cover title.

"July 1968."

Includes bibliographical references.