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Cited by 573

The DOI matches its Crossref record; 42 of the 42 references it cites were found in a registry or an index.

Geographic distance and pH drive bacterial distribution in alkaline lake sediments across Tibetan Plateau

Open access
Xiong, Jinbo, Liu, Yongqin, Lin, Xiangui, Zhang, Huayong, Zeng, Jun, Hou, Juzhi, Yang, Yongping, Yao, Tandong, Knight, Rob, Chu, Haiyan·2012·Environmental Microbiology

Abstract

Summary: Continent‐scale biogeography has been extensively studied in soils and marine systems, but little is known about biogeographical patterns in non‐marine sediments. We used barcode pyrosequencing to quantify the effects of local geochemical properties and geographic distance for bacterial community structure and membership, using sediment samples from 15 lakes on the Tibetan Plateau (4–1670 km apart). Bacterial communities were surprisingly diverse, and distinct from soil communities. Four of 26 phyla detected were dominant: Proteobacteria , Bacteroidetes , Firmicutes and Actinobacteria , albeit 20.2% of sequences were unclassified at the phylum level. As previously observed in acidic soil, pH was the dominant factor influencing alkaline sediment community structure, phylotype richness and phylogenetic diversity. In contrast, archaeal communities were less affected by pH. More geographically distant sites had more dissimilar communities ( r = 0.443, P = 0.030). Variance partitioning analysis showed that geographic distance (historical contingencies) contributed more to bacterial community variation (12.2%) than any other factor, although the environmental factors explained more variance when combined (28.9%). Together, our results show that pH is the best predictor of bacterial community structure in alkaline sediments, and confirm that both geographic distance and chemical factors govern bacterial biogeography in lake sediments.

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Crossref · 10.1111/j.1462-2920.2012.02799.x

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Metadata

Authors
Xiong, J., Liu, Y., Lin, X., Zhang, H., Zeng, J., Hou, J., Yang, Y., Yao, T., Knight, R., & Chu, H.
Venue
Environmental Microbiology
Publisher
Wiley
Published
2012-06-07
Volume
14
Issue
9
Pages
2457-2466
ISSN
  • 1462-2912 (ISSN-L)
  • 1462-2920
OpenAlex
W2119472607
Cited by
573
References
42
FWCI
16.42
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Geographic distance and pH drive bacterial distribution in alkaline lake sediments across Tibetan Plateau. https://app.cochat.ai/papers/10.1111/j.1462-2920.2012.02799.x
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Xiong, J., Liu, Y., Lin, X., Zhang, H., Zeng, J., Hou, J., Yang, Y., Yao, T., Knight, R., & Chu, H. (2012). Geographic distance and pH drive bacterial distribution in alkaline lake sediments across Tibetan Plateau. Environmental Microbiology. https://doi.org/10.1111/j.1462-2920.2012.02799.x

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