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Fig. 10 | Annals of Forest Science

Fig. 10

From: Characterisation and categorisation of the diversity in viscoelastic vibrational properties between 98 wood types

Fig. 10

Principal components analysis. a Projection of variables/correlation circle. Solid lines Active variables (γ, E′/γ and DSδ); dashed lines inactive additional variables. b Projection of individuals. Filled symbols Normal heartwood; open symbols normal sapwood; hatched symbols reaction wood. Labels: see Table 3; italics Dalbergieae; underscored woods used for violin bows

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Annals of Forest Science

ISSN: 1297-966X