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: Distributed to depository libraries in microfiche

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

Bibliography: p. 4