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METHOD FOR FORMATION OF NORWAY SPRUCE WOOD OF INCREASED DENSITY AND STRENGTH
METHOD FOR FORMATION OF NORWAY SPRUCE WOOD OF INCREASED DENSITY AND STRENGTH
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机译:密度和强度增加的挪威云杉木材的成型方法
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摘要
FIELD: forestry.;SUBSTANCE: invention relates to forestry, in particular to the formation of high-quality branchless wood of Norway spruce. At the age of 15–20 years in the homogeneous forests or wild stands of Norway spruce, having a high growth class (Ia-II), target large trees are selected. On the selected trees, snedding is carried out, 5–6 upper live whorls are left. With an annual growing of one upper whorl, also annually snedding of one lower is carried out, keeping the original 5–6 whorls.;EFFECT: increases wood density and strength.;1 cl, 2 tbl
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