Effect of Temperature on Radial Growth of Beech and Pine Saplings in the First and Second Year of the Experiment: a Comparison

The aim of the study was to monitor the seasonal dynamics of radial growth in one to two-year old saplings of European beech (Fagus sylvatica L.) and Scots pine (Pinus sylvestris L.) under three different temperature regimes: greenhouse (G), cooling chamber (C) and outdoors (K). The research was con...

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Autor principal: Jožica Gričar
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Lenguaje:EN
Publicado: University of Zagreb, Faculty of Forestry and Wood Technology 2015
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Acceso en línea:https://doaj.org/article/d64db661c1db4fa6ae897b541ff6d270
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spelling oai:doaj.org-article:d64db661c1db4fa6ae897b541ff6d2702021-12-02T00:23:48ZEffect of Temperature on Radial Growth of Beech and Pine Saplings in the First and Second Year of the Experiment: a Comparison10.5552/drind.2014.13440012-67721847-1153https://doaj.org/article/d64db661c1db4fa6ae897b541ff6d2702015-01-01T00:00:00Zhttp://hrcak.srce.hr/file/195182https://doaj.org/toc/0012-6772https://doaj.org/toc/1847-1153The aim of the study was to monitor the seasonal dynamics of radial growth in one to two-year old saplings of European beech (Fagus sylvatica L.) and Scots pine (Pinus sylvestris L.) under three different temperature regimes: greenhouse (G), cooling chamber (C) and outdoors (K). The research was conducted over two growing seasons, 2010 and 2011, in order to compare the effect of different environmental conditions on the radial growth of saplings in the first and second year of the treatment. The results showed that the patterns of the radial growth of beech saplings exposed to different temperature conditions were similar, especially in 2010. An increase in radial diameter was observed generally one month later in 2010 than in 2011, probably due to transplant shock in 2010. In pines, on the other hand, such delays were not recorded; however, the growth ring patterns of saplings exposed to different treatments differed in the studied growing seasons. In both years, the wood increment of beech was narrowest in G and widest in C. In 2010, xylem growth rings of pines were widest in Gand and narrowest in C, whereas in 2011 they were widest in K. Two-year xylem increments of beech saplings were lowest in G, but similar in C and K. In the case of pine, the two-year xylem increment was widest in K and narrowest in C. Comparison of xylem growth ring widths of pine and beech saplings in 2010 and 2011 under different regimes showed that widths in 2010 were wider in pines under all three regimes, whereas in 2011 increments of pines were narrower than those of beech only in C. Our fi ndings indicate different phenotypic plasticity of pine and beech saplings under different temperature regimes, in terms of radial growth. It is also clear that a continuation of such experiments over many growing seasons is necessary to capture the short- and long-term growth response of trees in changing environmental conditions.Jožica GričarUniversity of Zagreb, Faculty of Forestry and Wood TechnologyarticleFagus sylvaticaPinus sylvestrisxylem incrementjuvenile periodtemperatureForestrySD1-669.5ENDrvna Industrija, Vol 65, Iss 4, Pp 283-292 (2015)
institution DOAJ
collection DOAJ
language EN
topic Fagus sylvatica
Pinus sylvestris
xylem increment
juvenile period
temperature
Forestry
SD1-669.5
spellingShingle Fagus sylvatica
Pinus sylvestris
xylem increment
juvenile period
temperature
Forestry
SD1-669.5
Jožica Gričar
Effect of Temperature on Radial Growth of Beech and Pine Saplings in the First and Second Year of the Experiment: a Comparison
description The aim of the study was to monitor the seasonal dynamics of radial growth in one to two-year old saplings of European beech (Fagus sylvatica L.) and Scots pine (Pinus sylvestris L.) under three different temperature regimes: greenhouse (G), cooling chamber (C) and outdoors (K). The research was conducted over two growing seasons, 2010 and 2011, in order to compare the effect of different environmental conditions on the radial growth of saplings in the first and second year of the treatment. The results showed that the patterns of the radial growth of beech saplings exposed to different temperature conditions were similar, especially in 2010. An increase in radial diameter was observed generally one month later in 2010 than in 2011, probably due to transplant shock in 2010. In pines, on the other hand, such delays were not recorded; however, the growth ring patterns of saplings exposed to different treatments differed in the studied growing seasons. In both years, the wood increment of beech was narrowest in G and widest in C. In 2010, xylem growth rings of pines were widest in Gand and narrowest in C, whereas in 2011 they were widest in K. Two-year xylem increments of beech saplings were lowest in G, but similar in C and K. In the case of pine, the two-year xylem increment was widest in K and narrowest in C. Comparison of xylem growth ring widths of pine and beech saplings in 2010 and 2011 under different regimes showed that widths in 2010 were wider in pines under all three regimes, whereas in 2011 increments of pines were narrower than those of beech only in C. Our fi ndings indicate different phenotypic plasticity of pine and beech saplings under different temperature regimes, in terms of radial growth. It is also clear that a continuation of such experiments over many growing seasons is necessary to capture the short- and long-term growth response of trees in changing environmental conditions.
format article
author Jožica Gričar
author_facet Jožica Gričar
author_sort Jožica Gričar
title Effect of Temperature on Radial Growth of Beech and Pine Saplings in the First and Second Year of the Experiment: a Comparison
title_short Effect of Temperature on Radial Growth of Beech and Pine Saplings in the First and Second Year of the Experiment: a Comparison
title_full Effect of Temperature on Radial Growth of Beech and Pine Saplings in the First and Second Year of the Experiment: a Comparison
title_fullStr Effect of Temperature on Radial Growth of Beech and Pine Saplings in the First and Second Year of the Experiment: a Comparison
title_full_unstemmed Effect of Temperature on Radial Growth of Beech and Pine Saplings in the First and Second Year of the Experiment: a Comparison
title_sort effect of temperature on radial growth of beech and pine saplings in the first and second year of the experiment: a comparison
publisher University of Zagreb, Faculty of Forestry and Wood Technology
publishDate 2015
url https://doaj.org/article/d64db661c1db4fa6ae897b541ff6d270
work_keys_str_mv AT jozicagricar effectoftemperatureonradialgrowthofbeechandpinesaplingsinthefirstandsecondyearoftheexperimentacomparison
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