Key root traits of Poaceae for adaptation to soil water gradients

Research output: Contribution to journal › Journal article › Research › peer-review

Standard

Key root traits of Poaceae for adaptation to soil water gradients. / Yamauchi, Takaki; Pedersen, Ole; Nakazono, Mikio; Tsutsumi, Nobuhiro.

In: New Phytologist, Vol. 229, No. 6, 2021, p. 3133-3140.

Research output: Contribution to journal › Journal article › Research › peer-review

Harvard

Yamauchi, T, Pedersen, O, Nakazono, M & Tsutsumi, N 2021, 'Key root traits of Poaceae for adaptation to soil water gradients', New Phytologist, vol. 229, no. 6, pp. 3133-3140. https://doi.org/10.1111/nph.17093

APA

Yamauchi, T., Pedersen, O., Nakazono, M., & Tsutsumi, N. (2021). Key root traits of Poaceae for adaptation to soil water gradients. New Phytologist, 229(6), 3133-3140. https://doi.org/10.1111/nph.17093

Vancouver

Yamauchi T, Pedersen O, Nakazono M, Tsutsumi N. Key root traits of Poaceae for adaptation to soil water gradients. New Phytologist. 2021;229(6):3133-3140. https://doi.org/10.1111/nph.17093

Author

Yamauchi, Takaki ; Pedersen, Ole ; Nakazono, Mikio ; Tsutsumi, Nobuhiro. / Key root traits of Poaceae for adaptation to soil water gradients. In: New Phytologist. 2021 ; Vol. 229, No. 6. pp. 3133-3140.

Bibtex

@article{1b2ffa818da94af7b37d23c6dc590697,
title = "Key root traits of Poaceae for adaptation to soil water gradients",
abstract = "(1) Drought and flooding are contrasting abiotic stressors for plants. Evidence is accumulating for root anatomical traits being essential for the adaptation to drought or flooding. However, an integrated approach to comprehensively understand root anatomical traits has not yet been established. (2) Here we analysed the root anatomical traits of 18 wild Poaceae species differing in adaptation to a range of soil water content. Regression model analyses revealed the optimal anatomical traits that were required by the plants to adapt to low or high soil water content. (3) While the area and number of each root tissue (e.g. stele, cortex, xylem or aerenchyma) were not strongly correlated to the soil water content, the ratio of the root tissue areas [cortex to stele ratio (CSR), xylem to stele ratio (XSR) and aerenchyma to cortex ratio (ACR)] could fully explain the adaptations of the wild Poaceae species to the soil water gradients. (4) Our results demonstrate that the optimal anatomical traits for the adaptations to soil water content can be determined by three indices (i.e. CSR, XSR and ACR), and thus we propose that these root anatomical indices can be used to improve the tolerance of crops to drought and flooding stresses.",
author = "Takaki Yamauchi and Ole Pedersen and Mikio Nakazono and Nobuhiro Tsutsumi",
note = "This article is protected by copyright. All rights reserved.",
year = "2021",
doi = "10.1111/nph.17093",
language = "English",
volume = "229",
pages = "3133--3140",
journal = "New Phytologist",
issn = "0028-646X",
publisher = "Academic Press",
number = "6",

}

RIS

TY - JOUR

T1 - Key root traits of Poaceae for adaptation to soil water gradients

AU - Yamauchi, Takaki

AU - Pedersen, Ole

AU - Nakazono, Mikio

AU - Tsutsumi, Nobuhiro

N1 - This article is protected by copyright. All rights reserved.

PY - 2021

Y1 - 2021

N2 - (1) Drought and flooding are contrasting abiotic stressors for plants. Evidence is accumulating for root anatomical traits being essential for the adaptation to drought or flooding. However, an integrated approach to comprehensively understand root anatomical traits has not yet been established. (2) Here we analysed the root anatomical traits of 18 wild Poaceae species differing in adaptation to a range of soil water content. Regression model analyses revealed the optimal anatomical traits that were required by the plants to adapt to low or high soil water content. (3) While the area and number of each root tissue (e.g. stele, cortex, xylem or aerenchyma) were not strongly correlated to the soil water content, the ratio of the root tissue areas [cortex to stele ratio (CSR), xylem to stele ratio (XSR) and aerenchyma to cortex ratio (ACR)] could fully explain the adaptations of the wild Poaceae species to the soil water gradients. (4) Our results demonstrate that the optimal anatomical traits for the adaptations to soil water content can be determined by three indices (i.e. CSR, XSR and ACR), and thus we propose that these root anatomical indices can be used to improve the tolerance of crops to drought and flooding stresses.

AB - (1) Drought and flooding are contrasting abiotic stressors for plants. Evidence is accumulating for root anatomical traits being essential for the adaptation to drought or flooding. However, an integrated approach to comprehensively understand root anatomical traits has not yet been established. (2) Here we analysed the root anatomical traits of 18 wild Poaceae species differing in adaptation to a range of soil water content. Regression model analyses revealed the optimal anatomical traits that were required by the plants to adapt to low or high soil water content. (3) While the area and number of each root tissue (e.g. stele, cortex, xylem or aerenchyma) were not strongly correlated to the soil water content, the ratio of the root tissue areas [cortex to stele ratio (CSR), xylem to stele ratio (XSR) and aerenchyma to cortex ratio (ACR)] could fully explain the adaptations of the wild Poaceae species to the soil water gradients. (4) Our results demonstrate that the optimal anatomical traits for the adaptations to soil water content can be determined by three indices (i.e. CSR, XSR and ACR), and thus we propose that these root anatomical indices can be used to improve the tolerance of crops to drought and flooding stresses.

U2 - 10.1111/nph.17093

DO - 10.1111/nph.17093

M3 - Journal article

C2 - 33222170

VL - 229

SP - 3133

EP - 3140

JO - New Phytologist

JF - New Phytologist

SN - 0028-646X

IS - 6

ER -

ID: 251988221