Importance of arboreta for ex situ conservation of threatened trees

Verfasser / Beitragende:
[Matthew Arnet, Bernardo Santos, Eckehard Brockerhoff, Pieter Pelser, Chris Ecroyd, John Clemens]
Ort, Verlag, Jahr:
2015
Enthalten in:
Biodiversity and Conservation, 24/14(2015-12-01), 3601-3620
Format:
Artikel (online)
ID: 605527466
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024 7 0 |a 10.1007/s10531-015-1024-3  |2 doi 
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245 0 0 |a Importance of arboreta for ex situ conservation of threatened trees  |h [Elektronische Daten]  |c [Matthew Arnet, Bernardo Santos, Eckehard Brockerhoff, Pieter Pelser, Chris Ecroyd, John Clemens] 
520 3 |a Threats to biodiversity continue to increase worldwide and the conservation of biodiversity through in situ and complementary ex situ measures are more important than ever. Here we studied the presence of introduced tree species in New Zealand considered threatened according to the IUCN Red List of Threatened Species. We conducted desktop assessments of tree collections across New Zealand in conjunction with a field assessment of the identity and status of threatened introduced trees in eight regional tree collections, focussing on endangered (EN), critically endangered (CR), and extinct in the wild taxa. A total of 15 CR and 52 EN gymnosperm taxa were recorded for New Zealand representing approximately 38 and 40% of the world's CR and EN gymnosperms, and a smaller percentage (1%) of the world's CR and EN angiosperms. Of particular note are the CR Cupressus chengiana var. jiangensis and Widdringtonia whytei, and several EN gymnosperms, including Cupressus guadalupensis var. guadalupensis, Nageia maxima, and Pinus nelsonii, that are considered priority taxa for ex situ conservation by Botanic Gardens Conservation International. The field assessment confirmed the presence of seven CR and 26 EN tree taxa growing in the Canterbury region. Although many of these were present as one or two individual trees, the combined resources of the collections and the presence of several globally rarer and priority taxa indicate a potentially important role of New Zealand's tree collections in ex situ conservation. To fulfill their potential, their protection and health status as well as propagation and rejuvenation should be given urgent attention. 
540 |a Springer Science+Business Media Dordrecht, 2015 
690 7 |a Arboretum  |2 nationallicence 
690 7 |a Biodiversity conservation  |2 nationallicence 
690 7 |a Botanic gardens  |2 nationallicence 
690 7 |a Conifer  |2 nationallicence 
690 7 |a IUCN red list  |2 nationallicence 
690 7 |a Plant collection  |2 nationallicence 
700 1 |a Arnet  |D Matthew  |u School of Biological Sciences, University of Canterbury, Private Bag 4800, 8140, Christchurch, New Zealand  |4 aut 
700 1 |a Santos  |D Bernardo  |u School of Biological Sciences, University of Canterbury, Private Bag 4800, 8140, Christchurch, New Zealand  |4 aut 
700 1 |a Brockerhoff  |D Eckehard  |u School of Biological Sciences, University of Canterbury, Private Bag 4800, 8140, Christchurch, New Zealand  |4 aut 
700 1 |a Pelser  |D Pieter  |u School of Biological Sciences, University of Canterbury, Private Bag 4800, 8140, Christchurch, New Zealand  |4 aut 
700 1 |a Ecroyd  |D Chris  |u Scion (New Zealand Forest Research Institute), PO Box 29237, 8540, Christchurch, New Zealand  |4 aut 
700 1 |a Clemens  |D John  |u School of Biological Sciences, University of Canterbury, Private Bag 4800, 8140, Christchurch, New Zealand  |4 aut 
773 0 |t Biodiversity and Conservation  |d Springer Netherlands  |g 24/14(2015-12-01), 3601-3620  |x 0960-3115  |q 24:14<3601  |1 2015  |2 24  |o 10531 
856 4 0 |u https://doi.org/10.1007/s10531-015-1024-3  |q text/html  |z Onlinezugriff via DOI 
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900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
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950 |B NATIONALLICENCE  |P 700  |E 1-  |a Arnet  |D Matthew  |u School of Biological Sciences, University of Canterbury, Private Bag 4800, 8140, Christchurch, New Zealand  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Santos  |D Bernardo  |u School of Biological Sciences, University of Canterbury, Private Bag 4800, 8140, Christchurch, New Zealand  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Brockerhoff  |D Eckehard  |u School of Biological Sciences, University of Canterbury, Private Bag 4800, 8140, Christchurch, New Zealand  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Pelser  |D Pieter  |u School of Biological Sciences, University of Canterbury, Private Bag 4800, 8140, Christchurch, New Zealand  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Ecroyd  |D Chris  |u Scion (New Zealand Forest Research Institute), PO Box 29237, 8540, Christchurch, New Zealand  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Clemens  |D John  |u School of Biological Sciences, University of Canterbury, Private Bag 4800, 8140, Christchurch, New Zealand  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Biodiversity and Conservation  |d Springer Netherlands  |g 24/14(2015-12-01), 3601-3620  |x 0960-3115  |q 24:14<3601  |1 2015  |2 24  |o 10531