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The Effects of Origin and Regional Differences on the Density of Douglas Fir [Pseudotsuga menziesii（Mirb.）Franco] Wood
Origin and Regional Differences Density of Douglas Fir [Pseudotsuga menziesii (Mirb.) Franco] Wood
2009/1/16
In this study, the effects of origin and regional differences on the density of Douglas Fir [Pseudotsuga menziesii (Mirb.) Franco] wood were investigated. A total of 18 trees of 23 different ages obta...