Density and bending properties of Norway spruce (Picea abies (L.) Karst.) structural timber – Inherent variability, site effects in machine strength grading and possibilities for presorting
1 b. (flere pag.)（2020）
摘要
Norges Forskningsrad ; Fondet for Treteknisk Forskning ; Skogstiltaksfondet ; Norsk Skogindustri
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关键词
norway spruce,structural timber,karst,machine strength
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