Spray deposit distribution within balsam fir crowns
By: by Parker Snowden, W. Earlston Andrews, George Saufley
Contributors: Andrews, W. Earlton; Saufley, George; United States. Forest Insect and Disease Management
Series: Evaluation report -- P-77-6; Evaluation report (United States. Forest Insect and Disease Management) -- P-77-6.
Publisher: Forest Insect & Disease Management, Northeastern Area, State & Private Forestry, USDA Forest Service
Published: 1977
Place of publication: Upper Darby, PA
Language: eng
Subjects: Pesticides; Application; Aerial spraying and dusting in forestry; Spruce budworm; Control
Notes: Caption title.

"April 1977."

Includes bibliographical references (p. 6).