Variations in physiological and biochemical traits of drought-stressed Quercus cerris seedlings

Turkey oak is among the species that can be used for the afforestations in the semi-arid and arid regions of Turkey. Understanding how the Turkey oak responds to drought could contribute to improve stress tolerance and to the success of afforestation programs of species. In this study, the response...

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Main Authors: Ayşe Deligöz, Esra Bayar
Format: Article
Language:English
Published: Isparta University of Applied Sciences Faculty of Forestry 2017-12-01
Series:Turkish Journal of Forestry
Subjects:
Online Access:https://dergipark.org.tr/tr/pub/tjf/issue/33479/318318?publisher=iubu
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author Ayşe Deligöz
Esra Bayar
author_facet Ayşe Deligöz
Esra Bayar
author_sort Ayşe Deligöz
collection DOAJ
description Turkey oak is among the species that can be used for the afforestations in the semi-arid and arid regions of Turkey. Understanding how the Turkey oak responds to drought could contribute to improve stress tolerance and to the success of afforestation programs of species. In this study, the response of one-year-old seedlings of Turkey oak (Quercus cerris L.) to the drought stress was investigated. Under controlled conditions, the seedlings in the control group were regularly irrigated during the stress experiment, while drought-stressed seedlings were subjected to drought stress by withholding irrigation for 30 days. Both control and drought-stress treatment groups were sampled on days 0, 7, 14, 21 and 30, and their stem xylem water potential, stomatal conductance and total soluble sugars were determined. In addition, the volumetric soil moisture content was also determined. As a result, significant differences were found in xylem water potential, stomatal conductance and total soluble sugar between the control and drought-stressed seedlings. Drought stress significantly reduced soil moisture content and consequently, xylem water potential of the drought-stressed oak seedlings were lower than the control seedlings. Drought stress decreased stomatal conductance, but significantly increased accumulations of total soluble sugars.
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spelling doaj.art-755e0d2a1eee45e8a317ed54fd788e7e2023-02-15T16:21:33ZengIsparta University of Applied Sciences Faculty of ForestryTurkish Journal of Forestry2149-38982017-12-0118426927410.18182/tjf.3183181656Variations in physiological and biochemical traits of drought-stressed Quercus cerris seedlingsAyşe Deligöz0Esra Bayar1SÜLEYMAN DEMİREL ÜNİVERSİTESİ, ORMAN FAKÜLTESİSÜLEYMAN DEMİREL ÜNİVERSİTESİ, ORMAN FAKÜLTESİTurkey oak is among the species that can be used for the afforestations in the semi-arid and arid regions of Turkey. Understanding how the Turkey oak responds to drought could contribute to improve stress tolerance and to the success of afforestation programs of species. In this study, the response of one-year-old seedlings of Turkey oak (Quercus cerris L.) to the drought stress was investigated. Under controlled conditions, the seedlings in the control group were regularly irrigated during the stress experiment, while drought-stressed seedlings were subjected to drought stress by withholding irrigation for 30 days. Both control and drought-stress treatment groups were sampled on days 0, 7, 14, 21 and 30, and their stem xylem water potential, stomatal conductance and total soluble sugars were determined. In addition, the volumetric soil moisture content was also determined. As a result, significant differences were found in xylem water potential, stomatal conductance and total soluble sugar between the control and drought-stressed seedlings. Drought stress significantly reduced soil moisture content and consequently, xylem water potential of the drought-stressed oak seedlings were lower than the control seedlings. Drought stress decreased stomatal conductance, but significantly increased accumulations of total soluble sugars.https://dergipark.org.tr/tr/pub/tjf/issue/33479/318318?publisher=iubuturkey oakdrought stressxylem water potentialstomatal conductancesoluble sugarsaçlı meşekuraklık stresiksilem su potansiyelistoma iletkenliğiçözünebilir şeker
spellingShingle Ayşe Deligöz
Esra Bayar
Variations in physiological and biochemical traits of drought-stressed Quercus cerris seedlings
Turkish Journal of Forestry
turkey oak
drought stress
xylem water potential
stomatal conductance
soluble sugar
saçlı meşe
kuraklık stresi
ksilem su potansiyeli
stoma iletkenliği
çözünebilir şeker
title Variations in physiological and biochemical traits of drought-stressed Quercus cerris seedlings
title_full Variations in physiological and biochemical traits of drought-stressed Quercus cerris seedlings
title_fullStr Variations in physiological and biochemical traits of drought-stressed Quercus cerris seedlings
title_full_unstemmed Variations in physiological and biochemical traits of drought-stressed Quercus cerris seedlings
title_short Variations in physiological and biochemical traits of drought-stressed Quercus cerris seedlings
title_sort variations in physiological and biochemical traits of drought stressed quercus cerris seedlings
topic turkey oak
drought stress
xylem water potential
stomatal conductance
soluble sugar
saçlı meşe
kuraklık stresi
ksilem su potansiyeli
stoma iletkenliği
çözünebilir şeker
url https://dergipark.org.tr/tr/pub/tjf/issue/33479/318318?publisher=iubu
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