Stand improvement of northern hardwoods in relation to diseases in the Northeast
By: by W.A. Campbell and Perley Spaulding
Contributors: Spaulding, Perley
Series: Occasional paper / Allegheny Forest Experiment Station -- no. 5 (Feb. 25, 1942); Occasional paper (Allegheny Forest Experiment Station) -- no. 5.
Publisher: Allegheny Forest Experiment Station
Published: 1942
Place of publication: Philadelphia, Pa.]
Language: eng
Number of pages: 25
Subjects: Hardwoods; Diseases and pests
Notes: Cover title.

"This paper was prepared by the Division of Forest Pathology, Bureau of Plant Industry in cooperation with Northeastern Forest Experiment Station and Allegheny Forest Experiment Station."