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Effect of heat on i...
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Carlsson, FredrikMittuniversitetet,Avdelningen för naturvetenskap,Forest Biodiversity
(författare)
Effect of heat on interspecific competition in saprotrophic wood fungi
- Artikel/kapitelEngelska2014
Förlag, utgivningsår, omfång ...
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Elsevier BV,2014
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LIBRIS-ID:oai:DiVA.org:miun-21408
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https://urn.kb.se/resolve?urn=urn:nbn:se:miun:diva-21408URI
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https://doi.org/10.1016/j.funeco.2014.05.003DOI
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Språk:engelska
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Sammanfattning på:engelska
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Ämneskategori:ref swepub-contenttype
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Ämneskategori:art swepub-publicationtype
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Some boreal wood fungi that are associated with forest fire or open dry habitats have an increased resistance to heat in comparison to species associated with a less specific distribution or species found in mesic forests. We hypothesize that extreme temperature-stress experienced during fires will favor species adapted to heat and, ultimately, the composition of species inhabiting logs in such habitats will change. Competitiveness after temperature stress was examined in three fire-associated species – Dichomitus squalens, Gloeophyllum sepiarium and Phlebiopsis gigantea – and three non fire-associated species – Ischnoderma benzoinum, Phellinus pini and Fomitopsis pinicola. There was a difference between the fire-associated species and the non fire-associated species with respect to competitive strength after heat stress. All fire-associated species had an advantage after heat treatment, colonizing a larger volume of wood than any non-fire-associated competitor. Our findings suggest that increased heat tolerance of mycelia can exert a competitive balance shift after forest fire. It shows that a system governed by forest fire will be dominance controlled under certain conditions. Furthermore, from a management perspective, during a prescribed burning, certain species already present in the ecosystem will be favored if the fire is not allowed to totally consume the substrates.
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Edman, MattiasMittuniversitetet,Avdelningen för naturvetenskap,Forest Biodiversity(Swepub:miun)matedm
(författare)
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Holm, SvanteMittuniversitetet,Avdelningen för naturvetenskap(Swepub:miun)svahol
(författare)
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Jonsson, Bengt GunnarMittuniversitetet,Avdelningen för naturvetenskap,Forest biodiversity(Swepub:miun)benjon
(författare)
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MittuniversitetetAvdelningen för naturvetenskap
(creator_code:org_t)
Sammanhörande titlar
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Ingår i:Fungal ecology: Elsevier BV11, s. 100-1061754-50481878-0083
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