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Effects of soil disturbance on plant diversity of calcareous grasslands

Schnoor, Tim Krone LU and Olsson, Pål Axel LU (2010) In Agriculture, Ecosystems & Environment 139(4). p.714-719
Abstract
A soil disturbance experiment was performed during two seasons in degraded, calcareous sandy grassland in southern Sweden. pH, extractable phosphorus, plant species richness and vegetation composition were analyzed. Mechanical soil disturbance had no effect on pH, and caused only a minor increase in extractable phosphorus. Positive effects compared to control plots were seen on plot scale (360 m2) in species richness and Shannon index 2 years after treatment, while on a smaller scale (1 m2), species richness increased only in rotavated plots. Plant community differences were mainly found between disturbed and control plots, and some positive effects were detected on early establishing species, but the two disturbance techniques favored... (More)
A soil disturbance experiment was performed during two seasons in degraded, calcareous sandy grassland in southern Sweden. pH, extractable phosphorus, plant species richness and vegetation composition were analyzed. Mechanical soil disturbance had no effect on pH, and caused only a minor increase in extractable phosphorus. Positive effects compared to control plots were seen on plot scale (360 m2) in species richness and Shannon index 2 years after treatment, while on a smaller scale (1 m2), species richness increased only in rotavated plots. Plant community differences were mainly found between disturbed and control plots, and some positive effects were detected on early establishing species, but the two disturbance techniques favored different species. It is concluded that mechanical soil disturbance, and a variation in techniques and intensities, may be an important measure for preserving diversity in grasslands that have a history of mechanical soil disturbance. (Less)
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author
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organization
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type
Contribution to journal
publication status
published
subject
keywords
Calcareous grassland, Mechanical disturbance, Phosphorus, Restoration, Soil chemistry, Sandy grassland
in
Agriculture, Ecosystems & Environment
volume
139
issue
4
pages
714 - 719
publisher
Elsevier
external identifiers
  • wos:000287277100030
  • scopus:78650738920
ISSN
1873-2305
DOI
10.1016/j.agee.2010.10.018
language
English
LU publication?
yes
id
f377eab5-8786-4e3d-8caf-10f217cea73c (old id 1891008)
date added to LUP
2016-04-01 13:27:56
date last changed
2024-01-09 14:01:31
@article{f377eab5-8786-4e3d-8caf-10f217cea73c,
  abstract     = {{A soil disturbance experiment was performed during two seasons in degraded, calcareous sandy grassland in southern Sweden. pH, extractable phosphorus, plant species richness and vegetation composition were analyzed. Mechanical soil disturbance had no effect on pH, and caused only a minor increase in extractable phosphorus. Positive effects compared to control plots were seen on plot scale (360 m2) in species richness and Shannon index 2 years after treatment, while on a smaller scale (1 m2), species richness increased only in rotavated plots. Plant community differences were mainly found between disturbed and control plots, and some positive effects were detected on early establishing species, but the two disturbance techniques favored different species. It is concluded that mechanical soil disturbance, and a variation in techniques and intensities, may be an important measure for preserving diversity in grasslands that have a history of mechanical soil disturbance.}},
  author       = {{Schnoor, Tim Krone and Olsson, Pål Axel}},
  issn         = {{1873-2305}},
  keywords     = {{Calcareous grassland; Mechanical disturbance; Phosphorus; Restoration; Soil chemistry; Sandy grassland}},
  language     = {{eng}},
  number       = {{4}},
  pages        = {{714--719}},
  publisher    = {{Elsevier}},
  series       = {{Agriculture, Ecosystems & Environment}},
  title        = {{Effects of soil disturbance on plant diversity of calcareous grasslands}},
  url          = {{http://dx.doi.org/10.1016/j.agee.2010.10.018}},
  doi          = {{10.1016/j.agee.2010.10.018}},
  volume       = {{139}},
  year         = {{2010}},
}