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Please use this identifier to cite or link to this item: http://acervodigital.unesp.br/handle/11449/42524
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dc.contributor.authorMendonca, Eduardo de Sa-
dc.contributor.authorLa Scala, Newton-
dc.contributor.authorPanosso, Alan Rodrigo-
dc.contributor.authorSimas, Felipe N. B.-
dc.contributor.authorSchaefer, Carlos E. G. R.-
dc.date.accessioned2014-05-20T15:34:22Z-
dc.date.accessioned2016-10-25T18:10:54Z-
dc.date.available2014-05-20T15:34:22Z-
dc.date.available2016-10-25T18:10:54Z-
dc.date.issued2011-02-01-
dc.identifierhttp://dx.doi.org/10.1017/S0954102010000581-
dc.identifier.citationAntarctic Science. New York: Cambridge Univ Press, v. 23, n. 1, p. 27-33, 2011.-
dc.identifier.issn0954-1020-
dc.identifier.urihttp://hdl.handle.net/11449/42524-
dc.identifier.urihttp://acervodigital.unesp.br/handle/11449/42524-
dc.description.abstractSoil CO2 emission is an important part of the terrestrial carbon cycling and is influenced by several factors, such as type and distribution of vegetation. In this work we evaluated the spatial variability of soil CO2 emission in terrestrial ecosystems of maritime Antarctica, under two contrasting vegetation covers: 1) grass areas of Deschampsia antarctica Desv., and 2) moss carpets of Sanionia uncinata (Hedw.) Loeske. Highest mean emission was obtained for the Deschampsia (4.13 mu mol m(-2) s(-1)) developed on organic-rich soil with a strong penguin influence. The overall results indicate that soil temperature is not directly related to the spatial pattern of soil CO2 emission at the sites studied. Emission adjusted models were Gaussian and exponential with ranges varying from 1.3 to 2.8 m, depending on the studied site and vegetation cover.en
dc.description.sponsorshipConselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)-
dc.description.sponsorshipFundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)-
dc.format.extent27-33-
dc.language.isoeng-
dc.publisherCambridge University Press-
dc.sourceWeb of Science-
dc.subjectCryosolsen
dc.subjectGeostatisticsen
dc.subjectgreenhouse gasesen
dc.subjectmaritime Antarcticen
dc.subjectsoil carbonen
dc.subjectSoil respirationen
dc.titleSpatial variability models of CO2 emissions from soils colonized by grass (Deschampsia antarctica) and moss (Sanionia uncinata) in Admiralty Bay, King George Islanden
dc.typeoutro-
dc.contributor.institutionUniversidade Estadual Paulista (UNESP)-
dc.contributor.institutionUniversidade Federal do Espírito Santo (UFES)-
dc.contributor.institutionUniversidade Federal de Viçosa (UFV)-
dc.description.affiliationUniv Estadual Paulista, FCAV, BR-14884900 Jaboticabal, SP, Brazil-
dc.description.affiliationUniversidade Federal do Espírito Santo (UFES), Dept Plant Prod, BR-29500000 Alegre, ES, Brazil-
dc.description.affiliationUniversidade Federal de Viçosa (UFV), Dept Soil Sci, BR-36570000 Vicosa, MG, Brazil-
dc.description.affiliationUniversidade Federal de Viçosa (UFV), Soil & Plant Nutr Postgrad Program, BR-36570000 Vicosa, MG, Brazil-
dc.description.affiliationUnespUniv Estadual Paulista, FCAV, BR-14884900 Jaboticabal, SP, Brazil-
dc.identifier.doi10.1017/S0954102010000581-
dc.identifier.wosWOS:000287465600004-
dc.rights.accessRightsAcesso restrito-
dc.identifier.fileWOS000287465600004.pdf-
dc.relation.ispartofAntarctic Science-
Appears in Collections:Artigos, TCCs, Teses e Dissertações da Unesp

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