Topic
Forest thinning -- Oregon
25 books
True fir spacing trials: 10-year results
Robert O. Curtis.
Forest restoration and hazardous fuels reduction efforts: hearing before the Subcommittee on Public Lands and Forests of the Committee on Energy and Natural Resources, United States Senate, One Hundred Tenth Congress, first session ... December 13, 2007.
United States. Congress. Senate. Committee on Energy and Natural Resources. Subcommittee on Public Lands and Forests
Results after 20 years from a western larch levels-of-growing-stock study
K.W. Seidel
Natural regeneration after shelterwood cutting in a grand fir-shasta red fir stand in central Oregon
K.W. Seidel.
True fir-hemlock spacing trials: design and first results
Robert O. Curtis, Gary W. Clendenen, and Jan A. Henderson
A Ponderosa pine-lodgepole pine spacing study in central Oregon: results after 20 years
K.W. Seidel
Incidence of decay fungi in stumps of two thinned western larch stands in northeastern Oregon
Gregory M. Filip ... [et al.].
True fir spacing trials: 10-year results
Robert O. Curtis.
True fir spacing trials: 10-year results
Robert O. Curtis.
True fir spacing trials: 10-year results
Robert O. Curtis.
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Forest thinningGrowthTreesTrees -- Oregon -- GrowthSpacingForest thinning -- Washington (State)Trees -- Washington (State) -- Growth
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