Interpreting long-term trends in Blue Mountain ecosystems from repeat photography
By: Jon M. Skovlin.
Series: General technical report PNW ;; GTR-315; General technical report PNW ;; 315.
Publisher: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station
Published: 1994
Place of publication: Portland, OR (333 S.W. First Ave., P.O. Box 3890, Portland 97208)
Language: eng
Number of pages: 93
Subjects: Landscape ecology -- Blue Mountains (Or. and Wash.) -- History -- Pictorial works.; Landscape changes -- Blue Mountains (Or. and Wash.) -- History -- Pictorial works.; Biotic communities -- Blue Mountains (Or. and Wash.) -- History -- Pictorial works.; Forest ecology -- Blue Mountains (Or. and Wash.) -- History -- Pictorial works.; Repeat photography -- Blue Mountains (Or. and Wash.); Blue Mountains (Or. and Wash.) -- Pictorial works.
Notes: Includes bibliographical references (p. 85-89).
Cover title.
"May 1994."