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Journal of Wood Science

Official Journal of the Japan Wood Research Society

Fig. 4 | Journal of Wood Science

Fig. 4

From: Evaluation of preservative distribution in thermally modified European aspen and birch boards using computed tomography and scanning electron microscopy

Fig. 4

Scanning electron micrographs of thermally modified aspen and birch after tar (a–c) and tung oil (d and e) impregnation, respectively. a Vessel–ray pits in aspen. b Intervessel pits in aspen. c Fiber pits in aspen. d Ray parenchyma in birch. e Intervessel pits in birch with coalescent apertures. Arrow head indicating preservative deposition in the pit membrane. V vessel, F fiber, Rp ray parenchyma, L longitudinal, R radial, T tangential. Scale bars 10 μm

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