Tracking changes in the susceptibility of forest land infested with gypsy moth
By: David A. Gansner [and four others]
Contributors: Northeastern Forest Experiment Station (Radnor, Pa.)
Series: Research paper NE -- 690; Research paper NE (Broomall, Pa. : 1988) -- 690
Publisher: United States Department of Agriculture, Forest Service, Northeastern Forest Experiment Station
Published: 1994
Place of publication: Radnor, PA
Language: eng
Subjects: Gypsy moth; Environmental aspects; Defoliation; Forest health; Research; Forest management; Insect pests
Notes: Title from title screen (viewed Aug. 14, 2013).

"August 1994."

Includes bibliographical references (page 4).