Rating forest stands for gypsy moth defoliation
By: Owen W. Herrick, David A. Gansner.
Contributors: Gansner, David A.; Northeastern Forest Experiment Station (Radnor, Pa.)
Series: Research paper NE -- 583.
Publisher: U.S. Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station
Published: 1986
Place of publication: [Broomall, Pa.]
Language: eng
Subjects: Gypsy moth; Defoliation
Notes: Cover title.

Distributed to depository libraries in microfiche.

"21 February 1986"--T.p. verso.

Bibliography: p. 4.