Impact of the Douglas-fir tussock moth on forest recreation in the blue Mountains
By: Kent B. Downing, Phillip B. Delucchi, William R. Williams.
Contributors: Delucchi, Philip B.; Williams, William Roy.; Pacific Northwest Forest and Range Experiment Station (Portland, Or.); United States. Forest Service.
Series: USDA Forest Service research paper PNW -- no. 224.; USDA Forest Service research paper PNW -- 224.
Publisher: Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
Published: 1977
Place of publication: Portland, Or
Language: eng
Number of pages: 14
Subjects: Douglas-fir tussock moth.; Blue Mountains (Or. and Wash.)
Notes: Prepared in cooperation with USDA Douglas fir tussock moth program.