斐伊川河口ボーリングHB1の花粉分析結果の再検討

島根大学地球資源環境学研究報告 Volume 13 Page 31-36 published_at 1994-11-30
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Title
斐伊川河口ボーリングHB1の花粉分析結果の再検討
Title
Reexamination of the pollen analysis of HB 1 core at the mouth of River Hii, Shimane Prefecture, Japan
Title Transcription
ヒイカワ カコウ ボーリング HB1 ノ カフン ブンセキ ケッカ ノ サイケントウ
Creator
Onishi Ikuo
Source Title
島根大学地球資源環境学研究報告
Volume 13
Start Page 31
End Page 36
Journal Identifire
ISSN 13439774
Descriptions
The results of pollen analyses of HB1(Onishi,1980)are reexamined.
As there are some pollen grains of Carya,Liquidambar and Keteleeria,the lower parts of this core(33.8-34.6 meters in depth)may belong to the Miocene.
As there are Lagerstroemia pollen grains,the middle parts(21.0-32.7 meters in depth)are
correlated with the upper Pleistocene Yumigahama Formation(Onishi,1977).
The upper parts of the core(0.0−20.2 meters in depth)may be correlated with the Holocene Nakaumi Formation.The lower half of this formation is correlated with the Ulmus-Zelkova subzone of Pinus-Abies pollen zone to the Cyclobalanopsis-Quercus subzone of Gramineae pollen zone.Sedimentation rate of this part is estimated to be 1.68mm/y.The upper half is correlated with the Pinus subzone of Gramineae pollen zone.
Language
jpn
Resource Type departmental bulletin paper
Publisher
島根大学総合理工学部地球資源環境学教室
Department of Geoscience, Interdisciplinary Faculty of Science and Engineering, Shimane University
Date of Issued 1994-11-30
Publish Type Version of Record
Access Rights open access
Relation
[NCID] AA11455176
Remark 12-14,16+ / 1993+