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The effect of impedance to root growth on plant architecture in wheat

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

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The effect of impedance to root growth on plant architecture in wheat. / Jin, Kemo; Shen, Jianbo; Ashton, Rhys W. et al.
In: Plant and Soil, Vol. 392, No. 1-2, 07.2015, p. 323-332.

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

Harvard

Jin, K, Shen, J, Ashton, RW, White, RP, Dodd, IC, Phillips, AL, Parry, MAJ & Whalley, WR 2015, 'The effect of impedance to root growth on plant architecture in wheat', Plant and Soil, vol. 392, no. 1-2, pp. 323-332. https://doi.org/10.1007/s11104-015-2462-0

APA

Jin, K., Shen, J., Ashton, R. W., White, R. P., Dodd, I. C., Phillips, A. L., Parry, M. A. J., & Whalley, W. R. (2015). The effect of impedance to root growth on plant architecture in wheat. Plant and Soil, 392(1-2), 323-332. https://doi.org/10.1007/s11104-015-2462-0

Vancouver

Jin K, Shen J, Ashton RW, White RP, Dodd IC, Phillips AL et al. The effect of impedance to root growth on plant architecture in wheat. Plant and Soil. 2015 Jul;392(1-2):323-332. Epub 2015 Apr 11. doi: 10.1007/s11104-015-2462-0

Author

Jin, Kemo ; Shen, Jianbo ; Ashton, Rhys W. et al. / The effect of impedance to root growth on plant architecture in wheat. In: Plant and Soil. 2015 ; Vol. 392, No. 1-2. pp. 323-332.

Bibtex

@article{3f8bab61615f4fc9b0c5ac011dbe7a00,
title = "The effect of impedance to root growth on plant architecture in wheat",
abstract = "We were interested in the effect of impedance to root growth on root and shoot architecture of wheat. It is known that Rht-1 semi-dwarfing alleles decrease the degree of leaf stunting due to root impedance. We compared commercial wheat cultivars containing different Rht-1 alleles to determine whether leaf stunting caused by root impedance differed between cultivars. We investigated effects of impedance to root growth on the angular spread of roots.The wheat cultivars Avalon, Robigus and Battalion, carrying semi-dwarfing alleles of Rht-1, and cv. Cadenza, carrying the tall, wild-type allele, were grown under two levels of soil strength in a sand culture system designed to allow the mechanical impedance of the root growth environment to be adjusted independently of water and nutrient availability.Impeded roots grew more steeply than non-impeded roots: the angular spread of roots decreased from 55A degrees to 43A degrees from the vertical, but the genotypic effects were weak. Root impedance reduced leaf elongation and the number of tillers. Leaf area and total root length provided a common relationship across all genotype x treatment combinations. Leaf stunting in Cadenza was more severe.Our data support the hypothesis that the severity of leaf stunting due to root impedance is related to the Rht allele. Impeded roots had a smaller angular spread.",
keywords = "Leaf elongation, Rht alleles, Root growth angle, Root impedance",
author = "Kemo Jin and Jianbo Shen and Ashton, {Rhys W.} and White, {Rodger P.} and Dodd, {Ian C.} and Phillips, {Andrew L.} and Parry, {Martin A. J.} and Whalley, {William R.}",
note = " Evidence on Publisher pdf",
year = "2015",
month = jul,
doi = "10.1007/s11104-015-2462-0",
language = "English",
volume = "392",
pages = "323--332",
journal = "Plant and Soil",
issn = "0032-079X",
publisher = "Springer International Publishing AG",
number = "1-2",

}

RIS

TY - JOUR

T1 - The effect of impedance to root growth on plant architecture in wheat

AU - Jin, Kemo

AU - Shen, Jianbo

AU - Ashton, Rhys W.

AU - White, Rodger P.

AU - Dodd, Ian C.

AU - Phillips, Andrew L.

AU - Parry, Martin A. J.

AU - Whalley, William R.

N1 - Evidence on Publisher pdf

PY - 2015/7

Y1 - 2015/7

N2 - We were interested in the effect of impedance to root growth on root and shoot architecture of wheat. It is known that Rht-1 semi-dwarfing alleles decrease the degree of leaf stunting due to root impedance. We compared commercial wheat cultivars containing different Rht-1 alleles to determine whether leaf stunting caused by root impedance differed between cultivars. We investigated effects of impedance to root growth on the angular spread of roots.The wheat cultivars Avalon, Robigus and Battalion, carrying semi-dwarfing alleles of Rht-1, and cv. Cadenza, carrying the tall, wild-type allele, were grown under two levels of soil strength in a sand culture system designed to allow the mechanical impedance of the root growth environment to be adjusted independently of water and nutrient availability.Impeded roots grew more steeply than non-impeded roots: the angular spread of roots decreased from 55A degrees to 43A degrees from the vertical, but the genotypic effects were weak. Root impedance reduced leaf elongation and the number of tillers. Leaf area and total root length provided a common relationship across all genotype x treatment combinations. Leaf stunting in Cadenza was more severe.Our data support the hypothesis that the severity of leaf stunting due to root impedance is related to the Rht allele. Impeded roots had a smaller angular spread.

AB - We were interested in the effect of impedance to root growth on root and shoot architecture of wheat. It is known that Rht-1 semi-dwarfing alleles decrease the degree of leaf stunting due to root impedance. We compared commercial wheat cultivars containing different Rht-1 alleles to determine whether leaf stunting caused by root impedance differed between cultivars. We investigated effects of impedance to root growth on the angular spread of roots.The wheat cultivars Avalon, Robigus and Battalion, carrying semi-dwarfing alleles of Rht-1, and cv. Cadenza, carrying the tall, wild-type allele, were grown under two levels of soil strength in a sand culture system designed to allow the mechanical impedance of the root growth environment to be adjusted independently of water and nutrient availability.Impeded roots grew more steeply than non-impeded roots: the angular spread of roots decreased from 55A degrees to 43A degrees from the vertical, but the genotypic effects were weak. Root impedance reduced leaf elongation and the number of tillers. Leaf area and total root length provided a common relationship across all genotype x treatment combinations. Leaf stunting in Cadenza was more severe.Our data support the hypothesis that the severity of leaf stunting due to root impedance is related to the Rht allele. Impeded roots had a smaller angular spread.

KW - Leaf elongation

KW - Rht alleles

KW - Root growth angle

KW - Root impedance

U2 - 10.1007/s11104-015-2462-0

DO - 10.1007/s11104-015-2462-0

M3 - Journal article

VL - 392

SP - 323

EP - 332

JO - Plant and Soil

JF - Plant and Soil

SN - 0032-079X

IS - 1-2

ER -