Grazing and reclamation-induced microbiome alterations drive organic carbon stability within soil aggregates in alpine steppes

Grazing and reclamation-induced microbiome alterations drive organic carbon stability within soil aggregates in alpine steppes

•Grazing and reclamation decreased the proportion of >2 mm aggregates and enhanced SOC stability.•Grazing enhanced the complexity of bacterial networks in >2 mm and 2 mm aggregates (by 32.25–33.72%), and enhanced SOC stability within different aggregate sizes, with the highest SOC stability ob...

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Veröffentlicht in:Catena (Giessen) 2023-10, Vol.231, p.107306, Article 107306
Hauptverfasser: Hu, Yang, Yu, Guangling, Zhou, Jianqin, Li, Kaihui, Chen, Mo, Abulaizi, Maidinuer, Cong, Mengfei, Yang, Zailei, Zhu, Xinping, Jia, Hongtao
Format: Artikel
Sprache:eng
Schlagworte:
Aggregates
Co-occurrence network
Community assembly
Soil organic carbon stability
Steppe land-use types
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Zusammenfassung:•Grazing and reclamation decreased the proportion of >2 mm aggregates and enhanced SOC stability.•Grazing enhanced the complexity of bacterial networks in >2 mm and 2 mm aggregates (by 32.25–33.72%), and enhanced SOC stability within different aggregate sizes, with the highest SOC stability observed in 0.25–2 mm and 2 mm and 
ISSN:0341-8162
DOI:10.1016/j.catena.2023.107306