The response of western forests to air pollution - Olson, Richard K.; Binkley, D. (Dan); Bohm, M. (Margi) (New York Springer-Verlag, 1992)
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Keywords: Trees -- West (U.S.) -- Effect of air pollution on; Conifers -- West (U.S.) -- Effect of air pollution on; Forest ecology -- West (U.S.); Conifers -- West (U.S.) -- Growth; Trees -- Wounds and injuries -- West (U.S.)