Evaluation of the Boeing-Vertol 107 helicopter and spray system for forest application of insecticide
By: by Richard D. Orchard and George P. Markin
Contributors: Markin, George P. jt. auth; Pacific Northwest Forest and Range Experiment Station (Portland, Or.)
Series: USDA Forest Service research note PNW ; 264
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: 12
Subjects: Aerial spraying and dusting in agriculture -- Oregon; Aerial spraying and dusting in agriculture -- Washington; Aerial spraying and dusting in agriculture -- Idaho; Insecticides -- Equipment and supplies
Notes: Item 83-B

Bibliography: p. 12