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首页> 外文期刊>Wood Research >BASIC DENSITY OF SPRUCE WOOD, WOOD WITH BARK, AND BARK OF BRANCHES IN LOCATIONS IN THE CZECH REPUBLIC
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BASIC DENSITY OF SPRUCE WOOD, WOOD WITH BARK, AND BARK OF BRANCHES IN LOCATIONS IN THE CZECH REPUBLIC

机译:捷克共和国境内云杉木材,带树皮的木材和树枝状树皮的基本密度

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摘要

The aim of the research was to find out the basic density of branch wood with bark, branch wood and bark of Norway spruce (Picea abies (L.) Karst.) from different testing areas in the Czech Republic. The average basic density was 515 kg . m~(-3) for branch wood with bark, 576 kg . m~(-3) for branch wood and 364 kg . m~(-3) for bark. No statistically significant differences in mean values of basic density of branch wood with bark and branch wood were found between testing areas. Mean value of stem basic density on the same testing areas was 430 kg . m~(-3). Basic density of stem is about 146 kg . m~(-3) lower than basic density of branch wood. Basic density of stem has higher variability between testing areas than basic density of branch wood.
机译:该研究的目的是找出捷克共和国不同测试地区的挪威云杉(Picea abies(L.)Karst。)的树皮,树皮和树皮的基本密度。平均基本密度为515公斤。 m〜(-3)用于带树皮的分支木材,576千克。 m〜(-3)(用于分支木材)和364 kg。 m〜(-3)为树皮。在测试区域之间,未发现带有树皮和分支木材的分支木材的基本密度平均值具有统计学上的显着差异。同一试验区的茎基础密度平均值为430 kg。 m〜(-3)。茎的基本密度约为146公斤。 m〜(-3)低于分支木材的基本密度。茎的基本密度与分支木材的基本密度相比,在测试区域之间具有更高的变异性。

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