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Milling plant and soil material in plastic tubes over-estimates carbon and under-estimates nitrogen concentrations

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

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Milling plant and soil material in plastic tubes over-estimates carbon and under-estimates nitrogen concentrations. / Smith, Stuart W.; Robertson, A. H. Jean; Meharg, Andrew A. et al.
In: Plant and Soil, Vol. 369, No. 1-2, 31.08.2013, p. 509-513.

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

Harvard

Smith, SW, Robertson, AHJ, Meharg, AA, Pakeman, RJ, Johnson, D, Woodin, SJ & van der Wal, R 2013, 'Milling plant and soil material in plastic tubes over-estimates carbon and under-estimates nitrogen concentrations', Plant and Soil, vol. 369, no. 1-2, pp. 509-513. https://doi.org/10.1007/s11104-013-1599-y

APA

Smith, S. W., Robertson, A. H. J., Meharg, A. A., Pakeman, R. J., Johnson, D., Woodin, S. J., & van der Wal, R. (2013). Milling plant and soil material in plastic tubes over-estimates carbon and under-estimates nitrogen concentrations. Plant and Soil, 369(1-2), 509-513. https://doi.org/10.1007/s11104-013-1599-y

Vancouver

Smith SW, Robertson AHJ, Meharg AA, Pakeman RJ, Johnson D, Woodin SJ et al. Milling plant and soil material in plastic tubes over-estimates carbon and under-estimates nitrogen concentrations. Plant and Soil. 2013 Aug 31;369(1-2):509-513. doi: 10.1007/s11104-013-1599-y

Author

Smith, Stuart W. ; Robertson, A. H. Jean ; Meharg, Andrew A. et al. / Milling plant and soil material in plastic tubes over-estimates carbon and under-estimates nitrogen concentrations. In: Plant and Soil. 2013 ; Vol. 369, No. 1-2. pp. 509-513.

Bibtex

@article{f27d50ff808a4673977118e8e781d222,
title = "Milling plant and soil material in plastic tubes over-estimates carbon and under-estimates nitrogen concentrations",
abstract = "Background and aimsMilling of plant and soil material in plastic tubes, such as microcentrifuge tubes, over-estimates carbon (C) and under-estimates nitrogen (N) concentrations due to the introduction of polypropylene into milled samples, as identified using Fourier-transform infra-red spectroscopy.Methods and resultsThis study compares C and N concentrations of roots and soil milled in microcentrifuge tubes versus stainless steel containers, demonstrating that a longer milling time, greater milling intensity, smaller sample size and inclusion of abrasive sample material all increase polypropylene contamination from plastic tubes leading to overestimation of C concentrations by up to 8 % (0.08 g g−1).ConclusionsErroneous estimations of C and N, and other analytes, must be assumed after milling in plastic tubes and milling methods should be adapted to minimise such error.",
keywords = "Carbon, Fourier-transform infrared spectroscopy, Grinding, Microcentrifuge tubes, Milling, Nitrogen",
author = "Smith, {Stuart W.} and Robertson, {A. H. Jean} and Meharg, {Andrew A.} and Pakeman, {Robin J.} and David Johnson and Woodin, {Sarah J.} and {van der Wal}, Rene",
year = "2013",
month = aug,
day = "31",
doi = "10.1007/s11104-013-1599-y",
language = "English",
volume = "369",
pages = "509--513",
journal = "Plant and Soil",
issn = "0032-079X",
publisher = "Springer International Publishing AG",
number = "1-2",

}

RIS

TY - JOUR

T1 - Milling plant and soil material in plastic tubes over-estimates carbon and under-estimates nitrogen concentrations

AU - Smith, Stuart W.

AU - Robertson, A. H. Jean

AU - Meharg, Andrew A.

AU - Pakeman, Robin J.

AU - Johnson, David

AU - Woodin, Sarah J.

AU - van der Wal, Rene

PY - 2013/8/31

Y1 - 2013/8/31

N2 - Background and aimsMilling of plant and soil material in plastic tubes, such as microcentrifuge tubes, over-estimates carbon (C) and under-estimates nitrogen (N) concentrations due to the introduction of polypropylene into milled samples, as identified using Fourier-transform infra-red spectroscopy.Methods and resultsThis study compares C and N concentrations of roots and soil milled in microcentrifuge tubes versus stainless steel containers, demonstrating that a longer milling time, greater milling intensity, smaller sample size and inclusion of abrasive sample material all increase polypropylene contamination from plastic tubes leading to overestimation of C concentrations by up to 8 % (0.08 g g−1).ConclusionsErroneous estimations of C and N, and other analytes, must be assumed after milling in plastic tubes and milling methods should be adapted to minimise such error.

AB - Background and aimsMilling of plant and soil material in plastic tubes, such as microcentrifuge tubes, over-estimates carbon (C) and under-estimates nitrogen (N) concentrations due to the introduction of polypropylene into milled samples, as identified using Fourier-transform infra-red spectroscopy.Methods and resultsThis study compares C and N concentrations of roots and soil milled in microcentrifuge tubes versus stainless steel containers, demonstrating that a longer milling time, greater milling intensity, smaller sample size and inclusion of abrasive sample material all increase polypropylene contamination from plastic tubes leading to overestimation of C concentrations by up to 8 % (0.08 g g−1).ConclusionsErroneous estimations of C and N, and other analytes, must be assumed after milling in plastic tubes and milling methods should be adapted to minimise such error.

KW - Carbon

KW - Fourier-transform infrared spectroscopy

KW - Grinding

KW - Microcentrifuge tubes

KW - Milling

KW - Nitrogen

U2 - 10.1007/s11104-013-1599-y

DO - 10.1007/s11104-013-1599-y

M3 - Journal article

VL - 369

SP - 509

EP - 513

JO - Plant and Soil

JF - Plant and Soil

SN - 0032-079X

IS - 1-2

ER -