Data from: Seedling recruitment in subalpine grassland forbs: predicting field regeneration behaviour from lab germination responses
Environmental cueing that restricts seed germination onto times and places where mortality risk is relatively low may have considerable selective advantage. The predictive power of lab germination responses for field regeneration behaviour is rarely tested. We screened 11 alpine grassland forbs for...
Main Authors: | , , |
---|---|
Format: | Dataset |
Language: | unknown |
Published: |
2017
|
Subjects: | |
Online Access: | https://doi.org/10.5061/dryad.04f8c |
id |
fttriple:oai:gotriple.eu:50|dedup_wf_001::dd1654281760e926da42a72000a8c433 |
---|---|
record_format |
openpolar |
spelling |
fttriple:oai:gotriple.eu:50|dedup_wf_001::dd1654281760e926da42a72000a8c433 2023-05-15T15:48:44+02:00 Data from: Seedling recruitment in subalpine grassland forbs: predicting field regeneration behaviour from lab germination responses Vandvik, Vigdis Elven, Reidar Töpper, Joachim 2017-07-11 https://doi.org/10.5061/dryad.04f8c undefined unknown http://dx.doi.org/10.5061/dryad.04f8c https://dx.doi.org/10.5061/dryad.04f8c lic_creative-commons oai:services.nod.dans.knaw.nl:Products/dans:oai:easy.dans.knaw.nl:easy-dataset:94614 10.5061/dryad.04f8c oai:easy.dans.knaw.nl:easy-dataset:94614 10|eurocrisdris::fe4903425d9040f680d8610d9079ea14 10|openaire____::9e3be59865b2c1c335d32dae2fe7b254 10|re3data_____::94816e6421eeb072e7742ce6a9decc5f 10|re3data_____::84e123776089ce3c7a33db98d9cd15a8 re3data_____::r3d100000044 10|openaire____::081b82f96300b6a6e3d282bad31cb6e2 Life sciences medicine and health care Primula scandinavica Gentiana nivalis Veronica alpina generalized mixed models (GLMM) Potentilla crantzii seedling mortality Knautia arvensis Trollius europaeus seed size Gentianella amarella Geranium sylvaticum seedling emergence Campanula rotundifolia Viola biflora Ranunculus platanifolius environmental cueing Norway envir geo Dataset https://vocabularies.coar-repositories.org/resource_types/c_ddb1/ 2017 fttriple https://doi.org/10.5061/dryad.04f8c 2023-01-22T17:22:41Z Environmental cueing that restricts seed germination onto times and places where mortality risk is relatively low may have considerable selective advantage. The predictive power of lab germination responses for field regeneration behaviour is rarely tested. We screened 11 alpine grassland forbs for germination behaviours predictive of microsite and seasonal selectivity, and seed carry-over across years. The predictions were tested in a field experiment. Germination in the lab ranged from 0.05% to 67.9%, and was affected by light (5 species), temperature (6), fluctuating temperatures (4), moist chilling prior to germination (cold-stratification) (6), and dormancy-breaking by means of gibberellic acid (8). Seedling emergence in the field varied from 0.1% to 14.1%, and increased in low-competition microsites (bare-ground gaps and cut vegetation; 7 species), and showed seasonal timing (1 in autumn and 1 in spring), and seed carry-over across years (7). Lab germination responses successfully predicted microsite selectivity in the field and to some extent seed carry-over across years but not seasonal timing of germination. Gap-detecting species were generally small-seeded, low-growing, and found in unproductive habitats. Larger-seeded species germinated in all microsites but experienced increased mortality in high-competition microsites. Seed carry-over across years was lower in alpine specialists than in more widely-distributed species. Vandvik_germinationData from for lab germination experiments and a field regeneration experiment of 11 alpine grassland forbs in Norway in 1998-2000. Dataset Campanula rotundifolia Unknown Norway |
institution |
Open Polar |
collection |
Unknown |
op_collection_id |
fttriple |
language |
unknown |
topic |
Life sciences medicine and health care Primula scandinavica Gentiana nivalis Veronica alpina generalized mixed models (GLMM) Potentilla crantzii seedling mortality Knautia arvensis Trollius europaeus seed size Gentianella amarella Geranium sylvaticum seedling emergence Campanula rotundifolia Viola biflora Ranunculus platanifolius environmental cueing Norway envir geo |
spellingShingle |
Life sciences medicine and health care Primula scandinavica Gentiana nivalis Veronica alpina generalized mixed models (GLMM) Potentilla crantzii seedling mortality Knautia arvensis Trollius europaeus seed size Gentianella amarella Geranium sylvaticum seedling emergence Campanula rotundifolia Viola biflora Ranunculus platanifolius environmental cueing Norway envir geo Vandvik, Vigdis Elven, Reidar Töpper, Joachim Data from: Seedling recruitment in subalpine grassland forbs: predicting field regeneration behaviour from lab germination responses |
topic_facet |
Life sciences medicine and health care Primula scandinavica Gentiana nivalis Veronica alpina generalized mixed models (GLMM) Potentilla crantzii seedling mortality Knautia arvensis Trollius europaeus seed size Gentianella amarella Geranium sylvaticum seedling emergence Campanula rotundifolia Viola biflora Ranunculus platanifolius environmental cueing Norway envir geo |
description |
Environmental cueing that restricts seed germination onto times and places where mortality risk is relatively low may have considerable selective advantage. The predictive power of lab germination responses for field regeneration behaviour is rarely tested. We screened 11 alpine grassland forbs for germination behaviours predictive of microsite and seasonal selectivity, and seed carry-over across years. The predictions were tested in a field experiment. Germination in the lab ranged from 0.05% to 67.9%, and was affected by light (5 species), temperature (6), fluctuating temperatures (4), moist chilling prior to germination (cold-stratification) (6), and dormancy-breaking by means of gibberellic acid (8). Seedling emergence in the field varied from 0.1% to 14.1%, and increased in low-competition microsites (bare-ground gaps and cut vegetation; 7 species), and showed seasonal timing (1 in autumn and 1 in spring), and seed carry-over across years (7). Lab germination responses successfully predicted microsite selectivity in the field and to some extent seed carry-over across years but not seasonal timing of germination. Gap-detecting species were generally small-seeded, low-growing, and found in unproductive habitats. Larger-seeded species germinated in all microsites but experienced increased mortality in high-competition microsites. Seed carry-over across years was lower in alpine specialists than in more widely-distributed species. Vandvik_germinationData from for lab germination experiments and a field regeneration experiment of 11 alpine grassland forbs in Norway in 1998-2000. |
format |
Dataset |
author |
Vandvik, Vigdis Elven, Reidar Töpper, Joachim |
author_facet |
Vandvik, Vigdis Elven, Reidar Töpper, Joachim |
author_sort |
Vandvik, Vigdis |
title |
Data from: Seedling recruitment in subalpine grassland forbs: predicting field regeneration behaviour from lab germination responses |
title_short |
Data from: Seedling recruitment in subalpine grassland forbs: predicting field regeneration behaviour from lab germination responses |
title_full |
Data from: Seedling recruitment in subalpine grassland forbs: predicting field regeneration behaviour from lab germination responses |
title_fullStr |
Data from: Seedling recruitment in subalpine grassland forbs: predicting field regeneration behaviour from lab germination responses |
title_full_unstemmed |
Data from: Seedling recruitment in subalpine grassland forbs: predicting field regeneration behaviour from lab germination responses |
title_sort |
data from: seedling recruitment in subalpine grassland forbs: predicting field regeneration behaviour from lab germination responses |
publishDate |
2017 |
url |
https://doi.org/10.5061/dryad.04f8c |
geographic |
Norway |
geographic_facet |
Norway |
genre |
Campanula rotundifolia |
genre_facet |
Campanula rotundifolia |
op_source |
oai:services.nod.dans.knaw.nl:Products/dans:oai:easy.dans.knaw.nl:easy-dataset:94614 10.5061/dryad.04f8c oai:easy.dans.knaw.nl:easy-dataset:94614 10|eurocrisdris::fe4903425d9040f680d8610d9079ea14 10|openaire____::9e3be59865b2c1c335d32dae2fe7b254 10|re3data_____::94816e6421eeb072e7742ce6a9decc5f 10|re3data_____::84e123776089ce3c7a33db98d9cd15a8 re3data_____::r3d100000044 10|openaire____::081b82f96300b6a6e3d282bad31cb6e2 |
op_relation |
http://dx.doi.org/10.5061/dryad.04f8c https://dx.doi.org/10.5061/dryad.04f8c |
op_rights |
lic_creative-commons |
op_doi |
https://doi.org/10.5061/dryad.04f8c |
_version_ |
1766383838687133696 |