<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>The study investigates the influence of climate conditions on radial increment of oak, with special concern to the situations when analysed trees formed conspicuously wider or narrower tree-rings. The research material was collected in four locations in central Poland within natural range of pedunculate and sessile oaks. The elaborated residual chronologies were correlated with CRUTS 2.1 climate data. The analyses included thermal and pluvial conditions spanning from April of the year prior to ring formation to September of the current growth year. Special interest was paid to simple water ability index that combined both temperature and precipitation during the vegetation season. Additionally, pointer year analysis was carried out to determine situations when conspicuously smaller or larger increment was formed.</p><p>Investigated chronologies cover the period of 1927–1992 (Łochów), 1845–1992 (Płońsk), 1868–1992 (Pułtusk), and 1796–1992 (Sokołów). The analysed oaks from sites in central Poland exhibit growth patterns comparable with those known form previous studies concerning that species, where influence of precipitation (higher and positive) and temperature (negative) have been observed. Extreme growth reactions expressed by negative and positive pointer years turned to present high dependence of analysed oak’ growth on water availability during vegetation season.</p></abstract>

The study investigates the influence of climate conditions on radial increment of oak, with special concern to the situations when analysed trees formed conspicuously wider or narrower tree-rings. The research material was collected in four locations in central Poland within natural range of pedunculate and sessile oaks. The elaborated residual chronologies were correlated with CRUTS 2.1 climate data. The analyses included thermal and pluvial conditions spanning from April of the year prior to ring formation to September of the current growth year. Special interest was paid to simple water ability index that combined both temperature and precipitation during the vegetation season. Additionally, pointer year analysis was carried out to determine situations when conspicuously smaller or larger increment was formed.Investigated chronologies cover the period of 1927–1992 (Łochów), 1845–1992 (Płońsk), 1868–1992 (Pułtusk), and 1796–1992 (Sokołów). The analysed oaks from sites in central Poland exhibit growth patterns comparable with those known form previous studies concerning that species, where influence of precipitation (higher and positive) and temperature (negative) have been observed. Extreme growth reactions expressed by negative and positive pointer years turned to present high dependence of analysed oak’ growth on water availability during vegetation season.

Climate influence on radial increment of oak (Quercus SP.) in central Poland

Department of Dendrometry and Forest Productivity, Warsaw University of Life Sciences — SGGW, Nowoursynowska 159, 02-787, Warszawa, Poland

Geochronometria

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Climate influence on radial increment of oak (Quercus SP.) in central Poland"}

The study investigates the influence of climate conditions on radial increment of oak, with special concern to the situations when analysed trees formed...

Climate influence on radial increment of oak (Quercus SP.) in central Poland

Published Online: Sep 22, 2012

Page range: 276 - 284

DOI: https://doi.org/10.2478/s13386-012-0011-7

Keywords
Dendrochronology, oak, climate influence, Poland

© 2012 Silesian University of Technology, Gliwice, Poland

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Climate influence on radial increment of oak (Quercus SP.) in central Poland

Published Online: Sep 22, 2012

Page range: 276 - 284

DOI: https://doi.org/10.2478/s13386-012-0011-7

KeywordsDendrochronology, oak, climate influence, Poland

© 2012 Silesian University of Technology, Gliwice, Poland

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
Dendrochronology, oak, climate influence, Poland