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

The grain mineral composition of barley, oat and wheat on soils with pH and soil phosphorus gradients

Lionel Jordan‐Meille, Jonathan E. Holland, S. P. McGrath, M. J. Glendining, Cathy L. Thomas, Stephan M. Haefele

European Journal of Agronomy · 2021

Read source ↗ All evidence

Summary

This field trial, conducted by researchers at Rothamsted Research and partners, investigated how variations in soil pH and phosphorus availability influence the mineral composition of three important cereal crops. By measuring grain mineral concentrations across controlled soil gradients, the work contributes to understanding the soil–plant–nutrient pathway and may inform agronomic decisions aimed at optimising grain nutrient density. As suggested by the study design, findings are likely to be relevant to temperate arable systems where soil conditions are variable.

UK applicability

The study was conducted in the United Kingdom and directly addresses soil conditions and cereal crops of high relevance to UK arable farming. The findings may inform fertiliser and soil management practices aimed at improving grain micronutrient content for both feed and food purposes.

Key measures

Grain mineral composition (specific minerals not named in title); soil pH; soil phosphorus content; measurement across gradients of both variables

Outcomes reported

The study examined how soil pH and soil phosphorus availability affect the mineral composition (including micronutrients) of grain from three cereal crops: barley, oat, and wheat. Grain mineral concentration was measured across experimental gradients of soil conditions to determine relationships between soil properties and grain nutrient density.

Theme
Nutrition & health
Subject
Crop nutrient density & mineral composition
Study type
Research
Study design
Field trial
Source type
Peer-reviewed study
Status
Published
Geography
United Kingdom
System type
Arable cereals
DOI
10.1016/j.eja.2021.126281
Catalogue ID
BFmou2m5p8-db4m3l

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.