New insights into carbon mineralization in tropical paddy soil under land use conversion: Coupled roles of soil microbial community, metabolism, and dissolved organic matter chemodiversity

• Published in: Geoderma Vol. 432; p. 116393
• Main Authors: Wu, Dongming, Ren, Changqi, Ren, Dong, Tian, Yingjie, Li, Youping, Wu, Chunyuan, Li, Qinfen
• Format: Journal Article
• Language: English
• Published: Elsevier B.V 01.04.2023
• Subjects: abandoned land; Actinobacteria; aromatic compounds; bioavailability; carbohydrates; carbon metabolism; DOM chemodiversity; eutrophication; fungi; hydrophilicity; labile carbon; land use change; Land use conversion; microbial communities; Microbial community; Microbial metabolism strategy; mineralization; paddies; paddy soils; Proteobacteria; Soil carbon mineralization; soil microorganisms; vegetables; Land use conversion; Soil carbon mineralization; Microbial community; DOM chemodiversity; Microbial metabolism strategy

[Display omitted] •SOC mineralization was enhanced in abandoned land and rice-vegetable rotation.•Soil oligotrophic microbes were increased after conversion from the paddy field.•Soil nutrient supply and microbial metabolic strategy determined SOC mineralization.•Microbial metabolism was affected by...