2 edition of Evaluation of the Boeing-Vertol 197 helicopter and spray system for forest application of insecticide found in the catalog.
Evaluation of the Boeing-Vertol 197 helicopter and spray system for forest application of insecticide
Richard D. Orchard
by U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station in Portland, Oreg
Written in English
Bibliography: p. 12.
|Statement||by Richard D. Orchard and George P. Markin.|
|Series||USDA Forest Service research note PNW ; 264, USDA Forest Service research note PNW -- 264.|
|Contributions||Markin, George P., Pacific Northwest Forest and Range Experiment Station (Portland, Or.)|
|The Physical Object|
|Pagination||12 p. :|
|Number of Pages||12|
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