Climatic factors control rodent seed predation in Pinus pinea L. stands in Central Spain
• Context Pinus pinea L. presents serious problems of natural regeneration in managed forest of Central Spain. The species exhibits specific traits linked to frugivore activity. Therefore, information on plant–animal interactions may be crucial to understand regeneration failure. • Aims Determining the spatio-temporal pattern of P. pinea seed predation by Apodemus sylvaticus L.;the factors involved. Exploring the importance of A. sylvaticus L. as a disperser of P. pinea. Identifying other frugivores and their seasonal patterns. • Methods An intensive 24-month seed predation trial was carried out. The probability of seeds escaping predation was modelled through a zero-inflated binomial mixed model. Experiments on seed dispersal by A. sylvaticus were conducted. Cameras were set up to identify other potential frugivores. • Results Decreasing rodent population in summer and masting enhances seed survival. Seeds were exploited more rapidly nearby parent trees and shelters. A. sylvaticus dispersal activity was found to be scarce. Corvids marginally preyed upon P. pinea seeds. • Conclusions Survival of P. pinea seeds is climate-controlled through the timing of the dry period together with masting occurrence. Should germination not take place during the survival period, establishment may be limited. A. sylvaticus-mediated dispersal does not modify the seed shadow. Seasonality of corvid activity points to a role of corvids in dispersal. © 2014, INRA and Springer-Verlag France.
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dig-inia-es-20.500.12792-26062020-12-15T09:14:50Z Climatic factors control rodent seed predation in Pinus pinea L. stands in Central Spain Manso, R. Pardos, M. Calama, R. • Context Pinus pinea L. presents serious problems of natural regeneration in managed forest of Central Spain. The species exhibits specific traits linked to frugivore activity. Therefore, information on plant–animal interactions may be crucial to understand regeneration failure. • Aims Determining the spatio-temporal pattern of P. pinea seed predation by Apodemus sylvaticus L.;the factors involved. Exploring the importance of A. sylvaticus L. as a disperser of P. pinea. Identifying other frugivores and their seasonal patterns. • Methods An intensive 24-month seed predation trial was carried out. The probability of seeds escaping predation was modelled through a zero-inflated binomial mixed model. Experiments on seed dispersal by A. sylvaticus were conducted. Cameras were set up to identify other potential frugivores. • Results Decreasing rodent population in summer and masting enhances seed survival. Seeds were exploited more rapidly nearby parent trees and shelters. A. sylvaticus dispersal activity was found to be scarce. Corvids marginally preyed upon P. pinea seeds. • Conclusions Survival of P. pinea seeds is climate-controlled through the timing of the dry period together with masting occurrence. Should germination not take place during the survival period, establishment may be limited. A. sylvaticus-mediated dispersal does not modify the seed shadow. Seasonality of corvid activity points to a role of corvids in dispersal. © 2014, INRA and Springer-Verlag France. 2020-10-22T13:13:23Z 2020-10-22T13:13:23Z 2014 journal article http://hdl.handle.net/20.500.12792/2606 10.1007/s13595-014-0396-y eng Attribution-NonCommercial-ShareAlike 4.0 International http://creativecommons.org/licenses/by-nc-sa/4.0/ open access |
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INIA ES |
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España |
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Biblioteca del INIA España |
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eng |
description |
• Context Pinus pinea L. presents serious problems of natural regeneration in managed forest of Central Spain. The species exhibits specific traits linked to frugivore activity. Therefore, information on plant–animal interactions may be crucial to understand regeneration failure. • Aims Determining the spatio-temporal pattern of P. pinea seed predation by Apodemus sylvaticus L.;the factors involved. Exploring the importance of A. sylvaticus L. as a disperser of P. pinea. Identifying other frugivores and their seasonal patterns. • Methods An intensive 24-month seed predation trial was carried out. The probability of seeds escaping predation was modelled through a zero-inflated binomial mixed model. Experiments on seed dispersal by A. sylvaticus were conducted. Cameras were set up to identify other potential frugivores. • Results Decreasing rodent population in summer and masting enhances seed survival. Seeds were exploited more rapidly nearby parent trees and shelters. A. sylvaticus dispersal activity was found to be scarce. Corvids marginally preyed upon P. pinea seeds. • Conclusions Survival of P. pinea seeds is climate-controlled through the timing of the dry period together with masting occurrence. Should germination not take place during the survival period, establishment may be limited. A. sylvaticus-mediated dispersal does not modify the seed shadow. Seasonality of corvid activity points to a role of corvids in dispersal. © 2014, INRA and Springer-Verlag France. |
format |
journal article |
author |
Manso, R. Pardos, M. Calama, R. |
spellingShingle |
Manso, R. Pardos, M. Calama, R. Climatic factors control rodent seed predation in Pinus pinea L. stands in Central Spain |
author_facet |
Manso, R. Pardos, M. Calama, R. |
author_sort |
Manso, R. |
title |
Climatic factors control rodent seed predation in Pinus pinea L. stands in Central Spain |
title_short |
Climatic factors control rodent seed predation in Pinus pinea L. stands in Central Spain |
title_full |
Climatic factors control rodent seed predation in Pinus pinea L. stands in Central Spain |
title_fullStr |
Climatic factors control rodent seed predation in Pinus pinea L. stands in Central Spain |
title_full_unstemmed |
Climatic factors control rodent seed predation in Pinus pinea L. stands in Central Spain |
title_sort |
climatic factors control rodent seed predation in pinus pinea l. stands in central spain |
publishDate |
2014 |
url |
http://hdl.handle.net/20.500.12792/2606 |
work_keys_str_mv |
AT mansor climaticfactorscontrolrodentseedpredationinpinuspinealstandsincentralspain AT pardosm climaticfactorscontrolrodentseedpredationinpinuspinealstandsincentralspain AT calamar climaticfactorscontrolrodentseedpredationinpinuspinealstandsincentralspain |
_version_ |
1758005091583918080 |