舟山北部海域DZS2钻孔孢粉记录与古环境
舟山北部海域DZS2钻孔孢粉记录与古环境
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Full title
舟山北部海域DZS2钻孔孢粉记录与古环境
Author / Creator
Publisher
Beijing: Marine Geology and Quaternary Geology
Journal title
Hăiyang dĭzhĭ yu dĭsĭjĭ dĭzhĭ, 2015-01, Vol.35 (4), p.125
Language
Chinese
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Publication information
Publisher
Beijing: Marine Geology and Quaternary Geology
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Scope and Contents
Contents
利用在东海舟山北部海域获取的我国目前最深的全取心钻孔DZS2孔240.1 m深沉积物岩心进行孢粉分析鉴定,通过对松散地层的孢粉研究自下而上划分出了9个孢粉组合带、12个气候期,由孢粉组合带变化反映出的该区第四纪早更新世以来的温干-偏冷干-转暖转湿润-温凉偏干-温凉干旱-转暖转湿润-温凉湿润-转暖湿润-温暖偏干-温和偏干-温暖湿润的气候特点与区域性的气候变化比较符合。借助AMS 14C、OSL测年和古地磁测试结果,分析了上新世以来舟山北部海域上新世以来的气候与环境演化特征,进一步丰富了该海区的新生界的孢粉学资料,为该海区第四纪地层划分和对比提供了证据。
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Full title
舟山北部海域DZS2钻孔孢粉记录与古环境
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Record Identifier
TN_cdi_proquest_journals_2766283113
Permalink
https://devfeature-collection.sl.nsw.gov.au/record/TN_cdi_proquest_journals_2766283113
Other Identifiers
ISSN
0256-1492
DOI
10.16562/j.cnki.0256-1492.2015.04.013
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