Western Spruce Budworm Damage to Sprayed and Unsprayed Young Douglas-Fir

By Alfaro Rene I.   Wegwitz Emil  

Western Journal of Applied Forestry, Vol. 3, Iss. 2, 1988-04 ,pp. : 44-46

Society of American Foresters

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Spruce Budworm Damage Symptoms Related to Radial Growth of Grand Fir, Douglas-Fir, and Engelmann Spruce

By Williams Carroll B.  

Forest Science, Vol. 13, Iss. 3, 1967-09 ,pp. : 274-285

Society of American Foresters

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Damage to the Seed of Douglas-Fir by the Douglas-Fir Cone Midge

By Johnson Norman E.   Heikkenen H. J.  

Forest Science, Vol. 4, Iss. 4, 1958-12 ,pp. : 274-282

Society of American Foresters

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Review: Douglas-fir in Scandinavia and U. S. Compared

By Staebler George R.  

Forest Science, Vol. 9, Iss. 1, 1963-03 ,pp. : 85-85

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Radial Growth Response of Douglas-fir and Grand Fir to Larval Densities of the Douglas-fir Tussock Moth and the Western Spruce Budworm

By Mason Richard R.   Wickman Boyd E.   Paul H. Gene  

Forest Science, Vol. 43, Iss. 2, 1997-05 ,pp. : 194-205

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