Pulse Brain · Growing Health Evidence Index
Tier 1 — Meta-analysis / systematic reviewPeer-reviewed

Global patterns of foliar nitrogen and phosphorus

Craine, J.M. et al.

2018

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Summary

This paper presents a large-scale meta-analysis of global leaf nitrogen and phosphorus data, drawing on a substantial cross-species and cross-biome dataset to characterise drivers of foliar nutrient stoichiometry. The findings likely demonstrate that climate variables (temperature, precipitation) and soil nutrient availability are key predictors of foliar N and P patterns, with important implications for understanding nutrient limitation across ecosystems. Published in Nature Communications, the work contributes to broader understanding of biogeochemical cycles and plant nutrient dynamics at a planetary scale.

UK applicability

While the study is global in scope, its findings on the relationships between soil nutrient availability, climate, and foliar nutrient concentrations are broadly applicable to UK agricultural and natural ecosystems, informing nutrient management, grassland ecology, and soil health policy in temperate settings.

Key measures

Foliar nitrogen concentration (mg/g); foliar phosphorus concentration (mg/g); foliar N:P ratio; climate and soil covariates

Outcomes reported

The study analysed global patterns in leaf nitrogen (N) and phosphorus (P) concentrations across thousands of plant species and biomes, examining how climate, soil, and taxonomy drive variation in foliar N:P ratios. It likely reported latitudinal and environmental gradients in nutrient stoichiometry and their implications for ecosystem productivity and nutrient limitation.

Theme
Farming systems, soils & land use
Subject
Plant nutrient dynamics & stoichiometry
Study type
Meta-analysis
Study design
Meta-analysis
Source type
Peer-reviewed study
Status
Published
Geography
Global
System type
Natural and managed vegetation systems
Catalogue ID
XL0550

Topic tags

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