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Soil bacterial and fungal communities show within field heterogeneity that varies by land management and distance metric. / Seaton, Fiona M.; Griffiths, Rob I.; Goodall, Tim et al.
In: Soil Biology and Biochemistry, Vol. 177, 01.02.2023, p. 108920.

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Seaton FM, Griffiths RI, Goodall T, Lebron I, Norton LR. Soil bacterial and fungal communities show within field heterogeneity that varies by land management and distance metric. Soil Biology and Biochemistry. 2023 Feb 1;177:108920. Epub 2022 Dec 17. doi: 10.1016/j.soilbio.2022.108920

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Seaton, Fiona M. ; Griffiths, Rob I. ; Goodall, Tim et al. / Soil bacterial and fungal communities show within field heterogeneity that varies by land management and distance metric. In: Soil Biology and Biochemistry. 2023 ; Vol. 177. pp. 108920.

RIS

TY - JOUR

T1 - Soil bacterial and fungal communities show within field heterogeneity that varies by land management and distance metric

AU - Seaton, Fiona M.

AU - Griffiths, Rob I.

AU - Goodall, Tim

AU - Lebron, Inma

AU - Norton, Lisa R.

PY - 2023/2/1

Y1 - 2023/2/1

N2 - Increasing interest in the use of microbial metrics to evaluate soil health raises the issue of how fine-scale heterogeneity can affect microbial community measurements. Here we analyse bacterial and fungal communities of over 100 soil samples across 17 pasture farms and evaluate beta diversity at different scales. We find large variation in microbial communities between different points in the same field, and if Aitchison distance is used we find that within-field variation is as high as between-farm variation. However, if Bray-Curtis or Jaccard distance are used this variation is partially explained by differences in soil pH and vegetation and is higher under mob grazing for fungi. Hence, field scale variation in microbial communities can impact the evaluation of soil health.

AB - Increasing interest in the use of microbial metrics to evaluate soil health raises the issue of how fine-scale heterogeneity can affect microbial community measurements. Here we analyse bacterial and fungal communities of over 100 soil samples across 17 pasture farms and evaluate beta diversity at different scales. We find large variation in microbial communities between different points in the same field, and if Aitchison distance is used we find that within-field variation is as high as between-farm variation. However, if Bray-Curtis or Jaccard distance are used this variation is partially explained by differences in soil pH and vegetation and is higher under mob grazing for fungi. Hence, field scale variation in microbial communities can impact the evaluation of soil health.

KW - Pasture

KW - Bacteria

KW - Fungi

KW - Spatial variability

KW - Mob grazing

KW - Set stocking

KW - Rotational grazing

U2 - 10.1016/j.soilbio.2022.108920

DO - 10.1016/j.soilbio.2022.108920

M3 - Article

VL - 177

SP - 108920

JO - Soil Biology and Biochemistry

JF - Soil Biology and Biochemistry

SN - 0038-0717

ER -