Evidence map›Paper›PMID 39390112›Full record

ArticleScientific reports2024

Variation of soil organic carbon stability in restored mountain marsh wetlands.

Xin Yang, Jiao Zheng, Dan Yang

Abstract read
In one paragraph

Article in Scientific reports, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

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2 · The registry

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3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Article
4 · The record

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PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors.

Xin YangCollege of Life Sciences, Key Laboratory of Plant Resource Conservation and Germplasm Innovation in Mountainous Region, Guizhou University, Guiyang, 550025, China.
Jiao ZhengCollege of Life Sciences, Key Laboratory of Plant Resource Conservation and Germplasm Innovation in Mountainous Region, Guizhou University, Guiyang, 550025, China.
Dan YangCollege of Life Sciences, Key Laboratory of Plant Resource Conservation and Germplasm Innovation in Mountainous Region, Guizhou University, Guiyang, 550025, China. dyang5@gzu.edu.cn.

Funding

Guizhou Provincial Science and Technology Planning Project Qianke He Foundation-ZK [2022] General 127Guizhou University Gui Da Peiyu (2020) 68 and Gui Da Tegang He Zi (2021) 14National Natural Science Foundation of China 32260324
6 · The paper itself

Abstract

The replacement of farmland by native hygro-plants is increasingly common globally within the context of wetland ecosystem restoration. Understanding the long-term effects of this replacement on the abundance and persistence of soil organic carbon (SOC) in mountain marshes is important for soil carbon management. Here, the restored plateau mountain marshes of Duliu River Wetland Provincial Nature Reserve, China was selected. The properties, soil moisture content (SMC), pH, texture, free-form iron oxides ([Formula: see text]), amorphous iron oxides ([Formula: see text]), mineral-associated organic carbon (MAOC), and iron-bound organic carbon (Fe-OC) were analyzed in topsoil samples (0 ~ 20 cm) during the restoration of rice paddies to Sphagnum palustre L. wetlands for 0, 2, 10, and 20 years. Natural Sphagnum wetlands were also used as the control. We found that marsh restoration increased SMC, [Formula: see text], [Formula: see text], [Formula: see text]/[Formula: see text], SOC, MAOC, Fe-OC, Fe-OC/SOC, but decreased the MAOC/SOC ratio. MAOC/SOC ratio of marshes were expectedly lower than the proportion of labile SOC in total SOC during the restoration period. SMC, SOC, and MAOC were higher in the natural Sphagnum wetlands than in other habitats. Both SOC and Fe-OC/SOC were positively correlated with SMC, [Formula: see text], [Formula: see text], [Formula: see text]/[Formula: see text], and Fe-OC, but negatively correlated with soil pH. MAOC/SOC was negatively correlated with SMC, [Formula: see text] and [Formula: see text]/[Formula: see text]. These results emphasized the significance of reconverting rice paddies to marsh wetlands for increasing the sequestration of labile SOC and Fe-OC. Further studies are required to identify and quantify the organo-mineral stabilization mechanisms of SOC at the different SOC fractionations throughout the restoration period.

Indexed as

Mineral-associated organic carbonMountain marshSoil moisture contentSoil organic carbon

Identifiers

PMID39390112
PMCPMC11467425

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