Aerial application equipment for herbicidal drift reduction
By: R. E. Stewart, H. Gratkowski.
Contributors: Gratkowski, H.; Pacific Northwest Forest and Range Experiment Station (Portland, Or.).
Series: USDA Forest Service general technical report PNW ; 54; USDA Forest Service general technical report PNW -- 54.
Publisher: Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
Published: 1976
Place of publication: Portland, Or
Language: eng
Number of pages: 21
Subjects: United States. -- Forest Service.; Aerial spraying and dusting in agriculture -- United States.; Helicopters.; Herbicides.; Spraying equipment.
Notes: Cover title.

Bibliography: p. 20-21.