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Genotypic variation in the ability of wheat roots to penetrate wax layers

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Genotypic variation in the ability of wheat roots to penetrate wax layers. / Whalley, W. R.; Dodd, I. C.; Watts, C. W. et al.
In: Plant and Soil, Vol. 364, No. 1-2, 03.2013, p. 171-179.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Whalley, WR, Dodd, IC, Watts, CW, Webster, CP, Phillips, AL, Andralojc, J, White, RP, Davies, WJ & Parry, MAJ 2013, 'Genotypic variation in the ability of wheat roots to penetrate wax layers', Plant and Soil, vol. 364, no. 1-2, pp. 171-179. https://doi.org/10.1007/s11104-012-1342-0

APA

Whalley, W. R., Dodd, I. C., Watts, C. W., Webster, C. P., Phillips, A. L., Andralojc, J., White, R. P., Davies, W. J., & Parry, M. A. J. (2013). Genotypic variation in the ability of wheat roots to penetrate wax layers. Plant and Soil, 364(1-2), 171-179. https://doi.org/10.1007/s11104-012-1342-0

Vancouver

Whalley WR, Dodd IC, Watts CW, Webster CP, Phillips AL, Andralojc J et al. Genotypic variation in the ability of wheat roots to penetrate wax layers. Plant and Soil. 2013 Mar;364(1-2):171-179. doi: 10.1007/s11104-012-1342-0

Author

Whalley, W. R. ; Dodd, I. C. ; Watts, C. W. et al. / Genotypic variation in the ability of wheat roots to penetrate wax layers. In: Plant and Soil. 2013 ; Vol. 364, No. 1-2. pp. 171-179.

Bibtex

@article{efd00f0082684781bcc9344008d1b1c8,
title = "Genotypic variation in the ability of wheat roots to penetrate wax layers",
abstract = "The role of the root system in mediating crop yields has recently been emphasised, resulting in several laboratory approaches for phenotyping root traits. We aimed to determine the existence of, and reasons for, genotypic variation in wheat (Triticum aestivum L.) root penetration of strong wax layers.Three contrasting groups (UK elite lines, CIMMYT lines and near-isogenic lines of cv Mercia containing dwarfing and semi-dwarfing Rht alleles) comprising 18 different genotypes with contrasting phenologies were studied. We determined the ability of roots of these genotypes to penetrate strong wax layers and the angular spread of the root systems.There were no intrinsic differences in root system ability to penetrate strong wax layers (consistent with the similar root diameter of all lines) since greater root penetration was simply related to more root axes. Recording root penetration of concentric zones of the wax layer demonstrated that cv. Battalion had a root system with a smaller angular spread than cv. Robigus, which had the root system with the greatest angular spread.There was limited genotypic variability in root penetration of strong layers within the wheat cultivars studied. A key challenge will be to determine the physiological and agronomic significance of the variation in root angular spread.",
keywords = "SEEDLINGS, Root distribution, Abiotic stresses, Laboratory root screens, YIELD, Soil strength, ADAPTATION, FIELD, RICE, ARCHITECTURAL TRAITS, MECHANICAL IMPEDANCE, Wheat roots, SOIL STRENGTH, CROPS, Wheat, DROUGHT",
author = "Whalley, {W. R.} and Dodd, {I. C.} and Watts, {C. W.} and Webster, {C. P.} and Phillips, {A. L.} and J. Andralojc and White, {R. P.} and Davies, {W. J.} and Parry, {M. A. J.}",
year = "2013",
month = mar,
doi = "10.1007/s11104-012-1342-0",
language = "English",
volume = "364",
pages = "171--179",
journal = "Plant and Soil",
issn = "0032-079X",
publisher = "Springer International Publishing AG",
number = "1-2",

}

RIS

TY - JOUR

T1 - Genotypic variation in the ability of wheat roots to penetrate wax layers

AU - Whalley, W. R.

AU - Dodd, I. C.

AU - Watts, C. W.

AU - Webster, C. P.

AU - Phillips, A. L.

AU - Andralojc, J.

AU - White, R. P.

AU - Davies, W. J.

AU - Parry, M. A. J.

PY - 2013/3

Y1 - 2013/3

N2 - The role of the root system in mediating crop yields has recently been emphasised, resulting in several laboratory approaches for phenotyping root traits. We aimed to determine the existence of, and reasons for, genotypic variation in wheat (Triticum aestivum L.) root penetration of strong wax layers.Three contrasting groups (UK elite lines, CIMMYT lines and near-isogenic lines of cv Mercia containing dwarfing and semi-dwarfing Rht alleles) comprising 18 different genotypes with contrasting phenologies were studied. We determined the ability of roots of these genotypes to penetrate strong wax layers and the angular spread of the root systems.There were no intrinsic differences in root system ability to penetrate strong wax layers (consistent with the similar root diameter of all lines) since greater root penetration was simply related to more root axes. Recording root penetration of concentric zones of the wax layer demonstrated that cv. Battalion had a root system with a smaller angular spread than cv. Robigus, which had the root system with the greatest angular spread.There was limited genotypic variability in root penetration of strong layers within the wheat cultivars studied. A key challenge will be to determine the physiological and agronomic significance of the variation in root angular spread.

AB - The role of the root system in mediating crop yields has recently been emphasised, resulting in several laboratory approaches for phenotyping root traits. We aimed to determine the existence of, and reasons for, genotypic variation in wheat (Triticum aestivum L.) root penetration of strong wax layers.Three contrasting groups (UK elite lines, CIMMYT lines and near-isogenic lines of cv Mercia containing dwarfing and semi-dwarfing Rht alleles) comprising 18 different genotypes with contrasting phenologies were studied. We determined the ability of roots of these genotypes to penetrate strong wax layers and the angular spread of the root systems.There were no intrinsic differences in root system ability to penetrate strong wax layers (consistent with the similar root diameter of all lines) since greater root penetration was simply related to more root axes. Recording root penetration of concentric zones of the wax layer demonstrated that cv. Battalion had a root system with a smaller angular spread than cv. Robigus, which had the root system with the greatest angular spread.There was limited genotypic variability in root penetration of strong layers within the wheat cultivars studied. A key challenge will be to determine the physiological and agronomic significance of the variation in root angular spread.

KW - SEEDLINGS

KW - Root distribution

KW - Abiotic stresses

KW - Laboratory root screens

KW - YIELD

KW - Soil strength

KW - ADAPTATION

KW - FIELD

KW - RICE

KW - ARCHITECTURAL TRAITS

KW - MECHANICAL IMPEDANCE

KW - Wheat roots

KW - SOIL STRENGTH

KW - CROPS

KW - Wheat

KW - DROUGHT

U2 - 10.1007/s11104-012-1342-0

DO - 10.1007/s11104-012-1342-0

M3 - Journal article

VL - 364

SP - 171

EP - 179

JO - Plant and Soil

JF - Plant and Soil

SN - 0032-079X

IS - 1-2

ER -