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In vitro cold storage of cork oak shoot cultures

dc.contributor.authorRomano, Anabela
dc.contributor.authorMartins-Loução, M. A.
dc.date.accessioned2015-06-18T10:12:37Z
dc.date.available2015-06-18T10:12:37Z
dc.date.issued1999
dc.description.abstractA simple system for in vitro conservation of cork oak shoot cultures (Quercus suber L.) is described. Cultures were stored in vitro on multiplication medium at 5 +/- 1 degrees C without an intervening subculture for two years. The viability, multiplication rate and shoot elongation were evaluated after storage under dark and light conditions. Culture viability was negatively affected by light. In contrast, 50% of cultures survived after two years of cold storage in the dark. Multiplication rate of dark-stored cultures was similar to the controls, and shoot elongation was significantly higher. Although the assessment of multiplication rate/shoot elongation is done at the end of the first multiplication cycle, we observed that at least in some species such as Quercus suber, it is advisable to study the responsiveness of cultures during the first three multiplication cycles following storage. The rooting capacity of shoots produced from dark-stored cultures was similar to non-stored controls. Cultures stored for 6, 12 or 24 months without subculture have similar responsiveness as the ones subcultured monthly. The storage of cultures at 5 degrees C in the dark appears to be a promising technique for medium-term conservation of cork oak germplasm.
dc.identifier.doihttps://dx.doi.org/10.1023/A:1006465706905
dc.identifier.issn0167-6857
dc.identifier.otherAUT: ARO01015;
dc.identifier.urihttp://hdl.handle.net/10400.1/6425
dc.language.isoeng
dc.peerreviewedyes
dc.publisherKluwer Academic Publishers
dc.relation.isbasedonP-001-64X
dc.titleIn vitro cold storage of cork oak shoot cultures
dc.typejournal article
dspace.entity.typePublication
oaire.citation.endPage157
oaire.citation.startPage155
oaire.citation.titlePlant Cell, Tissue and Organ Culture
oaire.citation.volume59
person.familyNameRomano
person.givenNameAnabela
person.identifier.ciencia-id8A18-7E9A-3B0E
person.identifier.orcid0000-0002-7204-7428
person.identifier.scopus-author-id56249997600
rcaap.rightsrestrictedAccess
rcaap.typearticle
relation.isAuthorOfPublicatione3343b60-17d3-4f5e-a2bf-06f26da69206
relation.isAuthorOfPublication.latestForDiscoverye3343b60-17d3-4f5e-a2bf-06f26da69206

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