Boyd E. Wickman
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A case study of a douglas-Fir tussock moth
E.Wickman, Boyd
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Tree Mortality and Top-Kill Related to Defoliation by the Douglas-Fir Tussock Moth in the Blue Mountains Outbreak
Boyd E. Wickman
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Radial Growth of Grand Fir and Douglas-Fir 10 Years After Defoliation by the Douglas-Fir Tussock Moth in the Blue Mountains Outbreak (Classic Reprint)
Boyd E. Wickman
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The Battle Against Bark Beetles in Crater Lake National Park, 1925-34 (Classic Reprint)
Boyd E. Wickman
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Decay in White Fir Top-Killed by Douglas-Fir Tussock Moth
Unknown
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Douglas Fir Tussock Moth Egg Hatch and Larval Development in Relation to Phenology of Grand Fir and Douglas-Fir in Northeastern Oregon
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