<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The aim of this study was to examine Scots pine (<italic>Pinus sylvestris</italic> L.) xylem changes caused by heavy metal pollution. Annual rings width, number of tracheids in radial rows and the length of tracheids in the wood from trees growing on post-flotation tailings have been measured. Dimensions of tracheids have been examined separately for early- and latewood of each radial increment. The most demonstrable changes are observed in the tracheids length, which appears to be shorter in the xylem from the industrial area than in the control samples. In the wood from the polluted site, the variability of length of tracheids is increased. Microscopic observations revealed numerous deformations in the xylem tissue and deviations from the standard cell arrangement. Circumferential deformations occurring in the wood structure may indicate the increasing spring frost vulnerability of these trees.</p></abstract>

The aim of this study was to examine Scots pine (Pinus sylvestris L.) xylem changes caused by heavy metal pollution. Annual rings width, number of tracheids in radial rows and the length of tracheids in the wood from trees growing on post-flotation tailings have been measured. Dimensions of tracheids have been examined separately for early- and latewood of each radial increment. The most demonstrable changes are observed in the tracheids length, which appears to be shorter in the xylem from the industrial area than in the control samples. In the wood from the polluted site, the variability of length of tracheids is increased. Microscopic observations revealed numerous deformations in the xylem tissue and deviations from the standard cell arrangement. Circumferential deformations occurring in the wood structure may indicate the increasing spring frost vulnerability of these trees.

Wood structure of Scots pine (<italic>Pinus sylvestris</italic> L.) growing on flotation tailings

Faculty of Wood Technology, Department of Wood Science

Folia Forestalia Polonica

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Wood structure of Scots pine ( L.) growing on flotation tailings

The aim of this study was to examine Scots pine (Pinus sylvestris L.) xylem changes caused by heavy metal pollution. Annual rings width, number of tracheids in...

Wood structure of Scots pine (Pinus sylvestris L.) growing on flotation tailings

Published Online: Jul 25, 2019

Page range: 112 - 122

Received: Oct 26, 2018

Accepted: May 13, 2019

DOI: https://doi.org/10.2478/ffp-2019-0011

Keywords
flotation tailings, heavy metals, industrial pollution, Scots pine, tracheids

© 2019 Marta Górska et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Wood structure of Scots pine (Pinus sylvestris L.) growing on flotation tailings

Published Online: Jul 25, 2019

Page range: 112 - 122

Received: Oct 26, 2018

Accepted: May 13, 2019

DOI: https://doi.org/10.2478/ffp-2019-0011

Keywordsflotation tailings, heavy metals, industrial pollution, Scots pine, tracheids

© 2019 Marta Górska et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
flotation tailings, heavy metals, industrial pollution, Scots pine, tracheids