Marking methods for improving aerial application of forest pesticides
By: by Bohdan Maksymiuk
Contributors: Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Series: USDA Forest Service research note PNW ; 262
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
Published: 1975
Place of publication: Portland, Oreg
Language: eng
Number of pages: 10
Subjects: Aerial spraying and dusting in agriculture -- United States.; Defoliation.
Notes: Bibliography: p. 10