Spatial distribution and source identification for heavy metals in surface sediments of East Dongting Lake, China.

Sci Rep · 2022 · PMC9106674 · PMID 35562582

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a clear trendno p-value reported

In cruise B (from B1 to B12), a clear trend of variation of Cu, Zn, and Pb contents with spatial distribution can be observed.

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an increasing trendno p-value reported

Some elements, such as Pb and Zn, showed an increasing trend of content from A1 to A10 in the wet season samples.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.