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Species richness of ectomycorrhizal hyphal necromass increases soil CO2 efflux under laboratory conditions

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Species richness of ectomycorrhizal hyphal necromass increases soil CO2 efflux under laboratory conditions. / Wilkinson, Anna; Alexander, Ian J.; Johnson, David.
In: Soil Biology and Biochemistry, Vol. 43, No. 6, 01.06.2011, p. 1350-1355.

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

Harvard

Wilkinson, A, Alexander, IJ & Johnson, D 2011, 'Species richness of ectomycorrhizal hyphal necromass increases soil CO2 efflux under laboratory conditions', Soil Biology and Biochemistry, vol. 43, no. 6, pp. 1350-1355. https://doi.org/10.1016/j.soilbio.2011.03.009

APA

Wilkinson, A., Alexander, I. J., & Johnson, D. (2011). Species richness of ectomycorrhizal hyphal necromass increases soil CO2 efflux under laboratory conditions. Soil Biology and Biochemistry, 43(6), 1350-1355. https://doi.org/10.1016/j.soilbio.2011.03.009

Vancouver

Wilkinson A, Alexander IJ, Johnson D. Species richness of ectomycorrhizal hyphal necromass increases soil CO2 efflux under laboratory conditions. Soil Biology and Biochemistry. 2011 Jun 1;43(6):1350-1355. doi: 10.1016/j.soilbio.2011.03.009

Author

Wilkinson, Anna ; Alexander, Ian J. ; Johnson, David. / Species richness of ectomycorrhizal hyphal necromass increases soil CO2 efflux under laboratory conditions. In: Soil Biology and Biochemistry. 2011 ; Vol. 43, No. 6. pp. 1350-1355.

Bibtex

@article{680bb6a8821f4cbca1f521c5fff720b3,
title = "Species richness of ectomycorrhizal hyphal necromass increases soil CO2 efflux under laboratory conditions",
abstract = "he ectomycorrhizal mycelium is a large component of boreal and temperate forest soil microbial biomass and the resulting necromass is likely to be an important source of nutrients for saprotrophic microorganisms. Here we test the effects of species richness of ectomycorrhizal mycelial biomass on short-term CO2 efflux by amending forest soil with necromass from 8 fungal species added separately and in mixtures of 2, 4 and 8 species. All additions of necromass rapidly increased soil CO2 efflux compared to unamended controls but CO2 efflux increased significantly with species richness. Efflux of CO2 did not correlate with the carbon (C) or nitrogen (N) contents or the C:N ratio of the added necromass. The study demonstrates that species diversity of dead ectomycorrhizal fungal hyphae can have important consequences for soil CO2 efflux, and suggests decomposition of hyphae is regulated by specific constituents of the nutrient pools in the necromass rather than the total quantities added.",
keywords = "Ectomycorrhizal mycelium, Decomposition, Soil respiration, Biodiversity, Carbon cycling, Forest soils",
author = "Anna Wilkinson and Alexander, {Ian J.} and David Johnson",
year = "2011",
month = jun,
day = "1",
doi = "10.1016/j.soilbio.2011.03.009",
language = "English",
volume = "43",
pages = "1350--1355",
journal = "Soil Biology and Biochemistry",
issn = "0038-0717",
publisher = "Elsevier Ltd",
number = "6",

}

RIS

TY - JOUR

T1 - Species richness of ectomycorrhizal hyphal necromass increases soil CO2 efflux under laboratory conditions

AU - Wilkinson, Anna

AU - Alexander, Ian J.

AU - Johnson, David

PY - 2011/6/1

Y1 - 2011/6/1

N2 - he ectomycorrhizal mycelium is a large component of boreal and temperate forest soil microbial biomass and the resulting necromass is likely to be an important source of nutrients for saprotrophic microorganisms. Here we test the effects of species richness of ectomycorrhizal mycelial biomass on short-term CO2 efflux by amending forest soil with necromass from 8 fungal species added separately and in mixtures of 2, 4 and 8 species. All additions of necromass rapidly increased soil CO2 efflux compared to unamended controls but CO2 efflux increased significantly with species richness. Efflux of CO2 did not correlate with the carbon (C) or nitrogen (N) contents or the C:N ratio of the added necromass. The study demonstrates that species diversity of dead ectomycorrhizal fungal hyphae can have important consequences for soil CO2 efflux, and suggests decomposition of hyphae is regulated by specific constituents of the nutrient pools in the necromass rather than the total quantities added.

AB - he ectomycorrhizal mycelium is a large component of boreal and temperate forest soil microbial biomass and the resulting necromass is likely to be an important source of nutrients for saprotrophic microorganisms. Here we test the effects of species richness of ectomycorrhizal mycelial biomass on short-term CO2 efflux by amending forest soil with necromass from 8 fungal species added separately and in mixtures of 2, 4 and 8 species. All additions of necromass rapidly increased soil CO2 efflux compared to unamended controls but CO2 efflux increased significantly with species richness. Efflux of CO2 did not correlate with the carbon (C) or nitrogen (N) contents or the C:N ratio of the added necromass. The study demonstrates that species diversity of dead ectomycorrhizal fungal hyphae can have important consequences for soil CO2 efflux, and suggests decomposition of hyphae is regulated by specific constituents of the nutrient pools in the necromass rather than the total quantities added.

KW - Ectomycorrhizal mycelium

KW - Decomposition

KW - Soil respiration

KW - Biodiversity

KW - Carbon cycling

KW - Forest soils

U2 - 10.1016/j.soilbio.2011.03.009

DO - 10.1016/j.soilbio.2011.03.009

M3 - Journal article

VL - 43

SP - 1350

EP - 1355

JO - Soil Biology and Biochemistry

JF - Soil Biology and Biochemistry

SN - 0038-0717

IS - 6

ER -