001     57140
005     20161225223837.0
024 7 _ |2 pmid
|a pmid:16842838
024 7 _ |2 DOI
|a 10.1016/j.scitotenv.2006.05.020
024 7 _ |2 WOS
|a WOS:000240892700018
037 _ _ |a PreJuSER-57140
041 _ _ |a eng
082 _ _ |a 333.7
084 _ _ |2 WoS
|a Environmental Sciences
100 1 _ |a Enters, D.
|b 0
|0 P:(DE-HGF)0
245 _ _ |a Effects of land-use change on deposition and composition of organic matter in Frickenhauser See, northern Bavaria, Germany
260 _ _ |a Amsterdam [u.a.]
|b Elsevier Science
|c 2006
300 _ _ |a
336 7 _ |a Journal Article
|0 PUB:(DE-HGF)16
|2 PUB:(DE-HGF)
336 7 _ |a Output Types/Journal article
|2 DataCite
336 7 _ |a Journal Article
|0 0
|2 EndNote
336 7 _ |a ARTICLE
|2 BibTeX
336 7 _ |a JOURNAL_ARTICLE
|2 ORCID
336 7 _ |a article
|2 DRIVER
440 _ 0 |a Science of the Total Environment
|x 0048-9697
|0 5445
|y 1
|v 369
500 _ _ |a Record converted from VDB: 12.11.2012
520 _ _ |a Characterization of bulk organic matter (OM) from lacustrine sediments of Frickenhauser See (northern Bavaria, Germany) reveals considerable variation during the last two millennia. Atomic C/N ratios and total organic carbon (TOC) content are positively correlated with arboreal pollen percentages which are used as an indicator of land-use intensity. Despite possible alterations of OM during early diagenesis, differences between three major lithological units are large enough to be interpreted as human impact on the sedimentation of OM in the lake. Sediments deposited prior to deforestation in the catchment area (unit C) are characterized by mean C/N ratios of 14.5, indicating a mixed composition of organic matter derived from lacustrine and terrestrial sources (forest litter). During a period of intensive soil erosion (ca. 1000 AD until 1870 AD; unit B), low C/N ratios of around 7.7 suggest that the relative proportion of forest litter decreased in favour of the lacustrine component and soil OM. Terrestrial plant detritus is only transported into the lake through numerous turbidite events. Deforestation and agriculture also coincide with a decreasing TOC content from an average value of 10.7% to 1.5%. This decrease is explained through a dilution effect due to the high input of minerogenic matter. Stable carbon isotopes indicate eutrophication of the lake due to the mobilization of nutrients through soil erosion. Starting around 1870 AD, organic-rich sapropelic sediments are deposited (unit A). A decline of turbidite events and increased wind shelter from trees due to reduced land-use intensity led to meromictic conditions. Consequently, negative excursions in the delta13C isotope record at the onset of unit A probably reflect methanogenesis under permanently anoxic conditions.
536 _ _ |a Geosysteme - Erde im Wandel
|c P21
|2 G:(DE-HGF)
|0 G:(DE-Juel1)FUEK405
|x 0
588 _ _ |a Dataset connected to Web of Science, Pubmed
650 _ 2 |2 MeSH
|a Carbon: analysis
650 _ 2 |2 MeSH
|a Conservation of Natural Resources
650 _ 2 |2 MeSH
|a Environmental Monitoring
650 _ 2 |2 MeSH
|a Fresh Water: analysis
650 _ 2 |2 MeSH
|a Geologic Sediments
650 _ 2 |2 MeSH
|a Germany
650 _ 2 |2 MeSH
|a Nitrogen: analysis
650 _ 2 |2 MeSH
|a Pollen
650 _ 2 |2 MeSH
|a Sulfur: analysis
650 _ 2 |2 MeSH
|a Trees
650 _ 7 |0 7440-44-0
|2 NLM Chemicals
|a Carbon
650 _ 7 |0 7704-34-9
|2 NLM Chemicals
|a Sulfur
650 _ 7 |0 7727-37-9
|2 NLM Chemicals
|a Nitrogen
650 _ 7 |a J
|2 WoSType
653 2 0 |2 Author
|a lake sediments
653 2 0 |2 Author
|a soil erosion
653 2 0 |2 Author
|a human impact
653 2 0 |2 Author
|a C/N ratios
653 2 0 |2 Author
|a organic carbon
653 2 0 |2 Author
|a Late Holocene
700 1 _ |a Lücke, A.
|b 1
|u FZJ
|0 P:(DE-Juel1)129567
700 1 _ |a Zolitschka, B.
|b 2
|0 P:(DE-HGF)0
773 _ _ |a 10.1016/j.scitotenv.2006.05.020
|g Vol. 369
|q 369
|0 PERI:(DE-600)1498726-0
|t The @science of the total environment
|v 369
|y 2006
|x 0048-9697
856 7 _ |u http://dx.doi.org/10.1016/j.scitotenv.2006.05.020
909 C O |o oai:juser.fz-juelich.de:57140
|p VDB
913 1 _ |k P21
|v Geosysteme - Erde im Wandel
|l Geosysteme - Erde im Wandel
|b Umwelt
|0 G:(DE-Juel1)FUEK405
|x 0
914 1 _ |a Nachtrag
|y 2006
915 _ _ |0 StatID:(DE-HGF)0010
|a JCR/ISI refereed
920 1 _ |k ICG-V
|l Sedimentäre Systeme
|d 31.12.2006
|g ICG
|0 I:(DE-Juel1)VDB51
|x 1
970 _ _ |a VDB:(DE-Juel1)89884
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980 _ _ |a UNRESTRICTED
981 _ _ |a I:(DE-Juel1)ICG-5-20090406


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