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Fertilization and Aridity Legacies Determine Soil Microbial Necromass Persistence Across Climates

Li-Xin Xu1, Guang-Hui Yu1, Cong-Qiang Liu1

  • 1Institute of Surface-Earth System Science, School of Earth System Science, Tianjin Key Laboratory of Earth Critical Zone Science and Sustainable Development in Bohai Rim, Tianjin University, Tianjin, China.

Global Change Biology
|February 24, 2026
PubMed
Summary

Soil moisture and fertilization legacies interact to control microbial necromass-mineral associations in croplands. Aridity weakens these bonds, but long-term fertilization can enhance carbon accrual, impacting soil carbon persistence.

Keywords:
amino sugarshumification indexlegacy effectslong‐term fertilizationnecromass‐mineral interactionsreactive mineralsμ‐FTIR

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