Pulse Brain · Growing Health Evidence Index
Tier 4 — Narrative / commentaryPeer-reviewedRegenerative

From inputs to interactions: soil stoichiometry and microbiomes as drivers of crop nutrient use efficiency

A. Schmalenberger; Jian-Qing Tian; P. Forrestal; Aaron Fox; G. Bending; Gopikaa Vijayakumar; R. Lillywhite; Manzoor Hussain; Kieran J. Guinan; S. Schulz; Stefanie Katharina Thaqi; M. Schloter

npj Sustainable Agriculture · 2026

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Summary

This paper argues that sustainable agricultural productivity requires integrated management of crop nutrient demand, soil elemental stoichiometry (C:N:P balance), and microbial-driven nutrient cycling. The authors present a conceptual framework showing how soil microbiomes regulate nutrient availability and recovery, whilst depending on balanced elemental resources and appropriate management practices. The work identifies specific interventions to improve nutrient use efficiency, reduce environmental losses, and maintain soil fertility and resilience.

Regional applicability

The paper does not specify a particular geography, so applicability to UK farming is inferred from the international author composition and the universal principles of soil microbial ecology and nutrient cycling. The framework should be relevant to UK arable and mixed farming systems, though implementation would require adaptation to UK soil types, climate, and existing management practices.

Key measures

Soil C:N:P ratios, microbial biodiversity metrics, nutrient recovery efficiency, environmental nutrient losses, soil fertility and resilience indicators

Outcomes reported

The paper proposes a framework integrating soil stoichiometry, microbial biodiversity and crop nutrient demand to improve nutrient recovery and reduce environmental losses. It identifies management interventions to synchronise crop demand with soil C:N:P balance and microbial nutrient cycling.

Theme
Farming systems, soils & land use
Subject
Soil fertility & nutrient management
Study type
Narrative Review
Study design
Narrative review
Source type
Peer-reviewed study
Status
Published
System type
Mixed farming
DOI
10.1038/s44264-026-00187-0
Catalogue ID
NRmupdc5m3-0e7

Topic tags

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