(Q51374579)
Statements
How to interpret tree mortality on large-scale color aerial photographs (English)
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Frank C. Croft
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Hamilton, David A. (David Alexander),
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Robert Chester Heller
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Intermountain Forest and Range Experiment Station (Ogden, Utah)
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unknown value
U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station
Ogden, Utah