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(AMNE:(NATURAL SCIENCES Biological Sciences)) pers:(Tyler Torbjörn)
 

Search: (AMNE:(NATURAL SCIENCES Biological Sciences)) pers:(Tyler Torbjörn) > Determinants of bry...

  • Tyler, TorbjörnLund University,Lunds universitet,Botaniska samlingarna,Biologiska museet,Biologiska institutionen,Naturvetenskapliga fakulteten,Botanical collections,Biological Museum,Department of Biology,Faculty of Science (author)

Determinants of bryophyte species composition and diversity on the Great Alvar of oland, Sweden

  • Article/chapterEnglish2018

Publisher, publication year, extent ...

  • 2018-02-09
  • TAYLOR & FRANCIS LTD,2018
  • printrdacarrier

Numbers

  • LIBRIS-ID:oai:DiVA.org:uu-358578
  • https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-358578URI
  • https://doi.org/10.1080/03736687.2017.1412387DOI
  • https://urn.kb.se/resolve?urn=urn:nbn:se:su:diva-158217URI
  • https://res.slu.se/id/publ/95875URI
  • https://lup.lub.lu.se/record/dadd360f-773f-4104-9a04-e07fc3169fb6URI

Supplementary language notes

  • Language:English
  • Summary in:English

Part of subdatabase

Classification

  • Subject category:ref swepub-contenttype
  • Subject category:art swepub-publicationtype

Notes

  • Factors driving the species richness and distribution of bryophytes are poorly studied and not well understood, particularly in grasslands. We analysed the occurrence of bryophyte species and variation in species richness across 674 plots (0.5 m x 0.5 m) in alvar vegetation (grassland on limestone pavement with thin or no soil) on oland (Sweden) in relation to substrate characteristics and chemistry, inundation frequency, grazing pressure and geographical variables. We found 148 taxa, including 11 nationally red-listed ones. Species richness per plot was significantly associated with substrate type, positively associated with pH and grazing intensity, but negatively associated with soil depth. However, richness of species typical of, or restricted to, alvar habitats responded differently to richness of species more common in other habitats. Typical alvar species were favoured by high pH, shallow soil and low phosphate availability, while generalists preferred relatively low pH, higher phosphate availability and organic or mull soil types. Distance from the alvar margin had only weak effects. Concerning the effects on individual species and community composition, inundation frequency and pH were found to have the largest effects, although other factors (substrate type, soil depth, bare soil, bare stone, phosphate availability and grazing pressure) were more important for some individual species, stressing the importance of microsite variability and variability in management for regional species richness. From a conservation perspective, it is concluded that grazing is generally positive whilst factors increasing phosphate availability may disadvantage the typical alvar species, and proximity to the alvar margin is not a major problem.

Subject headings and genre

Added entries (persons, corporate bodies, meetings, titles ...)

  • Bengtsson, FiaUppsala University,Uppsala universitet,Växtekologi och evolution(Swepub:uu)fiabe217 (author)
  • Dahlberg, Carl JohanStockholm University,Stockholms universitet,Institutionen för ekologi, miljö och botanik,Stockholm Univ, Dept Ecol Environm & Plant Sci, Stockholm, Sweden(Swepub:su)joda1083 (author)
  • Lönnell, NiklasSwedish University of Agricultural Sciences,Sveriges lantbruksuniversitet,ARTDATABANKEN,Swedish Species Information Centre,Swedish Univ Agr Sci, Swedish Species Informat Ctr, Uppsala, Sweden(Swepub:slu)49746 (author)
  • Hallingbäck, TomasSwedish University of Agricultural Sciences,Sveriges lantbruksuniversitet,ARTDATABANKEN,Swedish Species Information Centre,Swedish Univ Agr Sci, Swedish Species Informat Ctr, Uppsala, Sweden(Swepub:slu)50419 (author)
  • Reitalu, TriinTallinn Univ Technol, Inst Geol, Tallinn, Estonia,Tallinn University of Technology (author)
  • Botaniska samlingarnaBiologiska museet (creator_code:org_t)
  • Sveriges lantbruksuniversitet

Related titles

  • In:Journal of Bryology: TAYLOR & FRANCIS LTD40:1, s. 12-300373-66871743-2820

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