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

Soil amendment with biomass-derived carbon dots enhances rhizosphere organic matter, nutrient turnover, and microbial metabolism for maize growth

Yadong Li; Qianying Han; Lihaonan Chen; Shang Lei; Congli Ma; Hongjie Wang

Applied Soil Ecology · 2026

Read source ↗ All evidence

Summary

This study reports that soil amendment with carbon dots derived from biomass feedstocks can stimulate rhizosphere organic matter accumulation and enhance microbial metabolic activity in maize cultivation systems. The mechanism appears to involve improved nutrient cycling dynamics in the root zone. The findings suggest a potential role for carbon-based nanomaterials in optimising soil biological function for cereal crop production.

UK applicability

The agronomic applicability to UK maize cultivation (primarily silage and animal feed) warrants investigation, though soil temperature and moisture regimes may influence carbon dot efficacy. Regulatory approval and cost–benefit assessment would be necessary before field-scale adoption in UK farming systems.

Key measures

Rhizosphere organic matter content, nutrient turnover rates, microbial metabolism (likely measured via respiration or enzyme activity), maize growth parameters (biomass, yield, or height)

Outcomes reported

The study examined how soil amendment with biomass-derived carbon dots affects rhizosphere organic matter composition, nutrient cycling rates, and microbial metabolic activity in maize cultivation. Plant growth performance and soil biological indicators were measured as proxies for agronomic benefit.

Theme
Farming systems, soils & land use
Subject
Soil biology and carbon-based soil amendments
Study type
Research
Study design
Field trial
Source type
Peer-reviewed study
Status
Published
System type
Arable cereals
DOI
10.1016/j.apsoil.2026.106804
Catalogue ID
NRmo3d4gae-01c

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.