N addition increased microbial residual carbon by altering soil P availability and microbial composition in a subtropical Castanopsis forest

• Published in: Geoderma Vol. 375; p. 114470
• Main Authors: Fan, Yuexin, Yang, Liuming, Zhong, Xiaojian, Yang, Zhijie, Lin, Yanyu, Guo, Jianfen, Chen, Guangshui, Yang, Yusheng
• Format: Journal Article
• Language: English
• Published: Elsevier B.V 01.10.2020
• Subjects: Acid phosphatase; Amino sugars; biomarkers; Carbon sequestration; Castanopsis; China; ectomycorrhizae; forest soils; Fungi; glucosamine; microbial biomass; monophenol monooxygenase; nitrogen; Organic phosphorus; Perox; peroxidase; phospholipid fatty acids; soil enzymes; soil organic carbon; soil organic phosphorus; tropical forests; China; Fungi; Organic phosphorus; Amino sugars; Acid phosphatase; Carbon sequestration

•Nitrogen addition significantly increased amino sugars and their contribution to SOC.•Nitrogen addition significantly increased Mehlich-P but decreased organic P.•Nitrogen addition increased fungal biomass and acid phosphatase activity.•Soil P availability influenced amino sugars through increasing...