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

Protist communities as indicators of fertilization-induced changes in a species-rich grassland ecosystem

Shuo Sun, Alexandre Jousset, Stefan Geisen, Enrique Lara, Pengfei Zhang, Rong Li, Francisco Dini‐Andreote, Mohammadhossein Ravanbakhsh, Qirong Shen, George A. Kowalchuk, Wu Xiong

Agriculture Ecosystems & Environment · 2024

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Summary

This 2024 field study investigates protist assemblages as sensitive biological indicators of soil microbial community shifts induced by fertilisation in species-rich grasslands. As trophic consumers of bacteria and fungi, protists are evaluated as potential early-warning signals for fertilisation-induced ecological changes. The research suggests protist community composition may provide a more accessible and distinctive reflection of belowground microbial process changes than conventional soil measures, potentially bridging soil microbial structure and aboveground grassland ecosystem responses.

Regional applicability

Findings may have relevance to UK grassland management and agri-environment schemes, particularly those monitoring soil health in species-rich meadows and pastures. However, direct application would require validation under UK soil and climatic conditions, and alignment with existing UK soil monitoring protocols.

Key measures

Protist community composition and structure; bacterial and fungal community responses; grassland ecosystem variables under different fertilisation regimes

Outcomes reported

The study evaluated protist assemblages as sensitive bioindicators of soil microbial community shifts induced by fertilisation in species-rich grasslands. Protist community composition was assessed as a potential indicator of belowground ecological changes and soil microbial process responses to fertiliser application.

Theme
Farming systems, soils & land use
Subject
Soil biology & microbiology
Study type
Research
Study design
Field trial
Source type
Peer-reviewed study
Status
Published
Geography
China
System type
Pasture-based livestock
DOI
10.1016/j.agee.2024.109101
Catalogue ID
SNmoqqt66j-ibcuap

Topic tags

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