Quantifying Key Points of Hydraulic Vulnerability Curves From Drought-Rewatering Experiment Using Differential Method

Precise and accurate estimation of key hydraulic points of plants is conducive to mastering the hydraulic status of plants under drought stress. This is crucial to grasping the hydraulic status before the dieback period to predict and prevent forest mortality. We tested three key points and compared...

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Main Authors: Xiao Liu, Ning Wang, Rong Cui, Huijia Song, Feng Wang, Xiaohan Sun, Ning Du, Hui Wang, Renqing Wang
Format: Article
Language:English
Published: Frontiers Media S.A. 2021-02-01
Series:Frontiers in Plant Science
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fpls.2021.627403/full
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language English
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sources DOAJ
author Xiao Liu
Xiao Liu
Xiao Liu
Ning Wang
Ning Wang
Ning Wang
Rong Cui
Rong Cui
Rong Cui
Huijia Song
Huijia Song
Huijia Song
Feng Wang
Feng Wang
Feng Wang
Xiaohan Sun
Xiaohan Sun
Xiaohan Sun
Ning Du
Ning Du
Ning Du
Hui Wang
Hui Wang
Hui Wang
Renqing Wang
Renqing Wang
Renqing Wang
spellingShingle Xiao Liu
Xiao Liu
Xiao Liu
Ning Wang
Ning Wang
Ning Wang
Rong Cui
Rong Cui
Rong Cui
Huijia Song
Huijia Song
Huijia Song
Feng Wang
Feng Wang
Feng Wang
Xiaohan Sun
Xiaohan Sun
Xiaohan Sun
Ning Du
Ning Du
Ning Du
Hui Wang
Hui Wang
Hui Wang
Renqing Wang
Renqing Wang
Renqing Wang
Quantifying Key Points of Hydraulic Vulnerability Curves From Drought-Rewatering Experiment Using Differential Method
Frontiers in Plant Science
calculated result
differential method
experimental result
hydraulic
loss of conductivity
water potential
author_facet Xiao Liu
Xiao Liu
Xiao Liu
Ning Wang
Ning Wang
Ning Wang
Rong Cui
Rong Cui
Rong Cui
Huijia Song
Huijia Song
Huijia Song
Feng Wang
Feng Wang
Feng Wang
Xiaohan Sun
Xiaohan Sun
Xiaohan Sun
Ning Du
Ning Du
Ning Du
Hui Wang
Hui Wang
Hui Wang
Renqing Wang
Renqing Wang
Renqing Wang
author_sort Xiao Liu
title Quantifying Key Points of Hydraulic Vulnerability Curves From Drought-Rewatering Experiment Using Differential Method
title_short Quantifying Key Points of Hydraulic Vulnerability Curves From Drought-Rewatering Experiment Using Differential Method
title_full Quantifying Key Points of Hydraulic Vulnerability Curves From Drought-Rewatering Experiment Using Differential Method
title_fullStr Quantifying Key Points of Hydraulic Vulnerability Curves From Drought-Rewatering Experiment Using Differential Method
title_full_unstemmed Quantifying Key Points of Hydraulic Vulnerability Curves From Drought-Rewatering Experiment Using Differential Method
title_sort quantifying key points of hydraulic vulnerability curves from drought-rewatering experiment using differential method
publisher Frontiers Media S.A.
series Frontiers in Plant Science
issn 1664-462X
publishDate 2021-02-01
description Precise and accurate estimation of key hydraulic points of plants is conducive to mastering the hydraulic status of plants under drought stress. This is crucial to grasping the hydraulic status before the dieback period to predict and prevent forest mortality. We tested three key points and compared the experimental results to the calculated results by applying two methods. Saplings (n = 180) of Robinia pseudoacacia L. were separated into nine treatments according to the duration of the drought and rewatering. We established the hydraulic vulnerability curve and measured the stem water potential and loss of conductivity to determine the key points. We then compared the differences between the calculated [differential method (DM) and traditional method (TM)] and experimental results to identify the validity of the calculation method. From the drought-rewatering experiment, the calculated results from the DM can be an accurate estimation of the experimental results, whereas the TM overestimated them. Our results defined the hydraulic status of each period of plants. By combining the experimental and calculated results, we divided the hydraulic vulnerability curve into four parts. This will generate more comprehensive and accurate methods for future research.
topic calculated result
differential method
experimental result
hydraulic
loss of conductivity
water potential
url https://www.frontiersin.org/articles/10.3389/fpls.2021.627403/full
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spelling doaj-23f3a3a38adc4895849f18fa1f80ceaa2021-02-02T04:50:13ZengFrontiers Media S.A.Frontiers in Plant Science1664-462X2021-02-011210.3389/fpls.2021.627403627403Quantifying Key Points of Hydraulic Vulnerability Curves From Drought-Rewatering Experiment Using Differential MethodXiao Liu0Xiao Liu1Xiao Liu2Ning Wang3Ning Wang4Ning Wang5Rong Cui6Rong Cui7Rong Cui8Huijia Song9Huijia Song10Huijia Song11Feng Wang12Feng Wang13Feng Wang14Xiaohan Sun15Xiaohan Sun16Xiaohan Sun17Ning Du18Ning Du19Ning Du20Hui Wang21Hui Wang22Hui Wang23Renqing Wang24Renqing Wang25Renqing Wang26Institute of Ecology and Biodiversity, School of Life Sciences, Shandong University, Qingdao, ChinaShandong Provincial Engineering and Technology Research Center for Vegetation Ecology, Shandong University, Qingdao, ChinaQingdao Forest Ecology Research Station of National Forestry and Grassland Administration, Shandong University, Qingdao, ChinaInstitute of Ecology and Biodiversity, School of Life Sciences, Shandong University, Qingdao, ChinaShandong Provincial Engineering and Technology Research Center for Vegetation Ecology, Shandong University, Qingdao, ChinaQingdao Forest Ecology Research Station of National Forestry and Grassland Administration, Shandong University, Qingdao, ChinaInstitute of Ecology and Biodiversity, School of Life Sciences, Shandong University, Qingdao, ChinaShandong Provincial Engineering and Technology Research Center for Vegetation Ecology, Shandong University, Qingdao, ChinaQingdao Forest Ecology Research Station of National Forestry and Grassland Administration, Shandong University, Qingdao, ChinaInstitute of Ecology and Biodiversity, School of Life Sciences, Shandong University, Qingdao, ChinaShandong Provincial Engineering and Technology Research Center for Vegetation Ecology, Shandong University, Qingdao, ChinaQingdao Forest Ecology Research Station of National Forestry and Grassland Administration, Shandong University, Qingdao, ChinaInstitute of Ecology and Biodiversity, School of Life Sciences, Shandong University, Qingdao, ChinaShandong Provincial Engineering and Technology Research Center for Vegetation Ecology, Shandong University, Qingdao, ChinaQingdao Forest Ecology Research Station of National Forestry and Grassland Administration, Shandong University, Qingdao, ChinaInstitute of Ecology and Biodiversity, School of Life Sciences, Shandong University, Qingdao, ChinaShandong Provincial Engineering and Technology Research Center for Vegetation Ecology, Shandong University, Qingdao, ChinaQingdao Forest Ecology Research Station of National Forestry and Grassland Administration, Shandong University, Qingdao, ChinaInstitute of Ecology and Biodiversity, School of Life Sciences, Shandong University, Qingdao, ChinaShandong Provincial Engineering and Technology Research Center for Vegetation Ecology, Shandong University, Qingdao, ChinaQingdao Forest Ecology Research Station of National Forestry and Grassland Administration, Shandong University, Qingdao, ChinaInstitute of Ecology and Biodiversity, School of Life Sciences, Shandong University, Qingdao, ChinaShandong Provincial Engineering and Technology Research Center for Vegetation Ecology, Shandong University, Qingdao, ChinaQingdao Forest Ecology Research Station of National Forestry and Grassland Administration, Shandong University, Qingdao, ChinaInstitute of Ecology and Biodiversity, School of Life Sciences, Shandong University, Qingdao, ChinaShandong Provincial Engineering and Technology Research Center for Vegetation Ecology, Shandong University, Qingdao, ChinaQingdao Forest Ecology Research Station of National Forestry and Grassland Administration, Shandong University, Qingdao, ChinaPrecise and accurate estimation of key hydraulic points of plants is conducive to mastering the hydraulic status of plants under drought stress. This is crucial to grasping the hydraulic status before the dieback period to predict and prevent forest mortality. We tested three key points and compared the experimental results to the calculated results by applying two methods. Saplings (n = 180) of Robinia pseudoacacia L. were separated into nine treatments according to the duration of the drought and rewatering. We established the hydraulic vulnerability curve and measured the stem water potential and loss of conductivity to determine the key points. We then compared the differences between the calculated [differential method (DM) and traditional method (TM)] and experimental results to identify the validity of the calculation method. From the drought-rewatering experiment, the calculated results from the DM can be an accurate estimation of the experimental results, whereas the TM overestimated them. Our results defined the hydraulic status of each period of plants. By combining the experimental and calculated results, we divided the hydraulic vulnerability curve into four parts. This will generate more comprehensive and accurate methods for future research.https://www.frontiersin.org/articles/10.3389/fpls.2021.627403/fullcalculated resultdifferential methodexperimental resulthydraulicloss of conductivitywater potential