Pulse Brain · Growing Health Evidence Index
Tier 3 — Observational / field trialPeer-reviewed

Soil microbial functional profiles of P-cycling reveal drought-induced constraints on P-transformation in a hyper-arid desert ecosystem

Yanju Gao, Akash Tariq, Fanjiang Zeng, Jordi Sardans, Corina Graciano, Xiangyi Li, Weiqi Wang, Josep Peñuelas

The Science of The Total Environment · 2024

Read source ↗ All evidence

Summary

This 2024 study investigated how drought conditions impair phosphorus cycling in hyper-arid desert soils by characterizing microbial functional profiles. The authors demonstrate that drought constrains microbial-mediated phosphorus transformation pathways, suggesting that climate-induced water stress limits the capacity of soil microbiota to mobilise phosphorus, with potential implications for ecosystem productivity and nutrient cycling in water-limited regions.

Regional applicability

The findings from a hyper-arid desert ecosystem have limited direct applicability to United Kingdom farming systems, which typically experience temperate precipitation and different soil microbial communities. However, the mechanistic understanding of microbial phosphorus constraints under stress may inform soil management strategies for increasingly drought-prone UK regions, particularly regarding phosphorus stewardship and microbial function under future climate scenarios.

Key measures

Soil microbial functional gene profiles related to phosphorus cycling; microbial community composition; soil phosphorus forms and availability; drought severity indicators

Outcomes reported

The study examined how drought constrains phosphorus transformation processes in desert soil microbial communities by profiling functional genes and microbial metabolic pathways involved in P-cycling. Results revealed drought-induced shifts in microbial functional capacity and reduced phosphorus availability.

Theme
Climate & resilience
Subject
Soil biology & microbiology
Study type
Research
Study design
Field study
Source type
Peer-reviewed study
Status
Published
Geography
China
System type
Other
DOI
10.1016/j.scitotenv.2024.171767
Catalogue ID
SNmonutwpz-dlcd33

Topic tags

Pulse AI · ask about this record

Dig deeper with Pulse AI.

Pulse AI has read the whole catalogue. Ask about this record, its theme, or how the findings apply to UK farming and policy — every answer cites the underlying studies.