Diatoms in peat – dominant producers in a changing environment?

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Diatoms in peat – dominant producers in a changing environment? / Kokfelt, Ulla; Struyf, Eric; Randsalu, Linda.

I: Soil Biology & Biochemistry, Bind 41, Nr. 8, 2009, s. 1764–1766.

Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt

Harvard

Kokfelt, U, Struyf, E & Randsalu, L 2009, 'Diatoms in peat – dominant producers in a changing environment?', Soil Biology & Biochemistry, bind 41, nr. 8, s. 1764–1766.

APA

Kokfelt, U., Struyf, E., & Randsalu, L. (2009). Diatoms in peat – dominant producers in a changing environment? Soil Biology & Biochemistry, 41(8), 1764–1766.

Vancouver

Kokfelt U, Struyf E, Randsalu L. Diatoms in peat – dominant producers in a changing environment? Soil Biology & Biochemistry. 2009;41(8):1764–1766.

Author

Kokfelt, Ulla ; Struyf, Eric ; Randsalu, Linda. / Diatoms in peat – dominant producers in a changing environment?. I: Soil Biology & Biochemistry. 2009 ; Bind 41, Nr. 8. s. 1764–1766.

Bibtex

@article{88c18f89382c4cdb863da09a4b396e5f,
title = "Diatoms in peat – dominant producers in a changing environment?",
abstract = "Changes in hydrology and temperature can induce rapid changes in boreal wetland ecosystems. Factors such as hydrosere, permafrost, climate and human interference may disturb the prevailing mire vegetation, whereby a new dominant assemblage can develop. At the transition from one vegetation type to another, the old vegetation may be suppressed, die out or start to decay, and some time may pass until a new mire vegetation is fully established. Here, we demonstrate that diatoms may thrive during such transitions, creating isolated and shallow peat layers with significantly elevated biogenic silica content. Biogenic silica and other nutrients that would otherwise be lost during mineralization in runoff are in this way retained in the ecosystem. Our results imply that silica storage originating from diatoms can be expected to increase in today's rapidly changing boreal wetlands. The impacts on transport of Si through boreal watersheds are currently unknown. ",
author = "Ulla Kokfelt and Eric Struyf and Linda Randsalu",
year = "2009",
language = "English",
volume = "41",
pages = "1764–1766",
journal = "Soil Biology & Biochemistry",
issn = "0038-0717",
publisher = "Pergamon Press",
number = "8",

}

RIS

TY - JOUR

T1 - Diatoms in peat – dominant producers in a changing environment?

AU - Kokfelt, Ulla

AU - Struyf, Eric

AU - Randsalu, Linda

PY - 2009

Y1 - 2009

N2 - Changes in hydrology and temperature can induce rapid changes in boreal wetland ecosystems. Factors such as hydrosere, permafrost, climate and human interference may disturb the prevailing mire vegetation, whereby a new dominant assemblage can develop. At the transition from one vegetation type to another, the old vegetation may be suppressed, die out or start to decay, and some time may pass until a new mire vegetation is fully established. Here, we demonstrate that diatoms may thrive during such transitions, creating isolated and shallow peat layers with significantly elevated biogenic silica content. Biogenic silica and other nutrients that would otherwise be lost during mineralization in runoff are in this way retained in the ecosystem. Our results imply that silica storage originating from diatoms can be expected to increase in today's rapidly changing boreal wetlands. The impacts on transport of Si through boreal watersheds are currently unknown.

AB - Changes in hydrology and temperature can induce rapid changes in boreal wetland ecosystems. Factors such as hydrosere, permafrost, climate and human interference may disturb the prevailing mire vegetation, whereby a new dominant assemblage can develop. At the transition from one vegetation type to another, the old vegetation may be suppressed, die out or start to decay, and some time may pass until a new mire vegetation is fully established. Here, we demonstrate that diatoms may thrive during such transitions, creating isolated and shallow peat layers with significantly elevated biogenic silica content. Biogenic silica and other nutrients that would otherwise be lost during mineralization in runoff are in this way retained in the ecosystem. Our results imply that silica storage originating from diatoms can be expected to increase in today's rapidly changing boreal wetlands. The impacts on transport of Si through boreal watersheds are currently unknown.

M3 - Journal article

VL - 41

SP - 1764

EP - 1766

JO - Soil Biology & Biochemistry

JF - Soil Biology & Biochemistry

SN - 0038-0717

IS - 8

ER -

ID: 40310840