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Mid-Holocene horizons of strongly decomposed peat and problems of dating paleohydrological changes in mires in the Racibórz basin, Southern Poland

Krzysztof J. Wójcicki

Krzysztof J. Wójcicki

University of Silesia, Faculty of Earth Sciences, – KNOW (Leading National Research Centre)Sosnowiec, Poland
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Małgorzata Nita

Małgorzata Nita

University of Silesia, Faculty of Earth Sciences, – KNOW (Leading National Research Centre)Sosnowiec, Poland
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05 paź 2017
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Data publikacji: 05 paź 2017
Zakres stron: 162 - 174
Otrzymano: 16 maj 2016
Przyjęty: 24 mar 2017
DOI: https://doi.org/10.1515/geochr-2015-0065
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© 2016 K.J. Wójcicki and M. Nita
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Fig. 1

Location of the Ruda Kozielska (A), Łany Małe (B) Sławięcice 1 (C) and Sławięcice 2 (D) study sites.
Location of the Ruda Kozielska (A), Łany Małe (B) Sławięcice 1 (C) and Sławięcice 2 (D) study sites.

Fig. 2

Simplified pollen diagram from the Ruda Kozielska core, Ruda River valley.
Simplified pollen diagram from the Ruda Kozielska core, Ruda River valley.

Fig. 3

Macrofossil diagram from the Ruda Kozielska core, Ruda River valley.
Macrofossil diagram from the Ruda Kozielska core, Ruda River valley.

Fig. 4

Simplified pollen diagram from the Łany Małe core, Kłodnica River valley.
Simplified pollen diagram from the Łany Małe core, Kłodnica River valley.

Fig. 5

Macrofossil diagram from the Łany Małe core, Kłodnica River valley.
Macrofossil diagram from the Łany Małe core, Kłodnica River valley.

Fig. 6

Simplified pollen diagram from the Sławięcice 1 core, Kłodnica River valley.
Simplified pollen diagram from the Sławięcice 1 core, Kłodnica River valley.

Fig. 7

Macrofossil diagram from the Sławięcice 1 core, Kłodnica River valley.
Macrofossil diagram from the Sławięcice 1 core, Kłodnica River valley.

Fig. 8

Simplified pollen diagram from the Sławięcice 2 core, Kłodnica River valley.
Simplified pollen diagram from the Sławięcice 2 core, Kłodnica River valley.

Fig. 9

Macrofossil diagram from the Sławięcice 2 core, Kłodnica River valley.
Macrofossil diagram from the Sławięcice 2 core, Kłodnica River valley.

Fig. 10

Age-depth models of the studied cores.
Age-depth models of the studied cores.

Fig. 11

Model explaining the causes of inconsistencies between 14C dating and pollen analysis as a result of HSDP development.
Model explaining the causes of inconsistencies between 14C dating and pollen analysis as a result of HSDP development.

Dated material and results of radiocarbon dating of sediments from the sites Łany Małe (ŁM), Ruda Kozielska (RK), Sławięcice 1 (Sw1) and Sławięcice 2 (Sw2)_

CoreDepth (cm)Dated materialLab. code14C age (BP)Cal. age (BC/AD)

OxCal 4.2.4 (Bronk Ramsey, 2009); IntCal13 atmospheric curve (Reimer et al., 2013)

 Conf. level 95%
36–38seeds; i.a. Sambucus nigraPoz-232051975 ± 3050 BC – AD 80
RK51–55alder peatKi-71615660 ± 804690 BC – 4350 BC
85–89alder peatGd-102256010 ±1205230 BC – 4610 BC
21–26mainly roots of Carex and Alnus peridermKi-75831720 ± 80AD 120 – AD 540
53–58alder peatKi-75692720 ± 701050 BC – 790 BC
ŁM58–63alder peatKi-75704530 ± 803510 BC – 2930 BC
86–91alder peatKi-75716240 ± 705360 BC – 5010 BC
33–38alder peatKi-75661305 ±70AD 610 – AD 890
77–79Rubus idaeus and Sambucus nigra seedsPoz-232062130 ± 30350 BC – 50 BC
Sw179–84alder peatKi-75673755 ± 702460 BC – 1960 BC
150–155Pinus woodKi-75688050 ± 807290 BC – 6690 BC
263–267brown moss peatKi-71579400 ± 909130 BC – 8350 BC
28–32sphagnum moss-sedge peatKi-11229200 ± 60AD 1520 – present
SUI270–72Filipendula ulmaria, Sambucus nigra and Rubus idaeus seedsPoz-232111395 ± 30AD 600 – AD 680
72–84alder peatKi-130924290 ± 603100 BC – 2690 BC
198–204mainly roots and epidermis of reedKi-112307480 ± 606450 BC – 6230 BC
Język:
Angielski
Częstotliwość wydawania:
1 razy w roku
Dziedziny czasopisma:
Nauki o Ziemi, Nauki o Ziemi, inne
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