What does this research mean for the field?

Greenhouse gas balances in temperate cropping systems are dominated by nitrous oxide emissions, which vary by over two orders of magnitude and are highly dependent on site-specific management practices such as cover-crop composition and nutrient replacement strategies. Novelty: ClaimNovelty.INCREMENTAL. Consensus alignment: ConsensusAlignment.NEUTRAL.

What question did this study set out to answer?

This research aims to assess the impact of long-term nutrient management on greenhouse gas emissions across various cropping systems.

May 19, 2026Agriculture Ecosystems & EnvironmentOpen Access

Climate efficiency of long-term nutrient management: Cross-site greenhouse gas responses in temperate cropping systems

View Full Paper

Ask AI

Bookmark

Authors

JNJ. K. NyameasemUniversity of Bonn MMM. MöllerUniversity of Kassel AAA. AndrinoLeibniz University Hannover

Discussion

Member takes

Implication

Randomized trial evaluates greenhouse gas emissions in temperate cropping systems, highlighting management practices impacting productivity.

Key Points

This research aims to assess the impact of long-term nutrient management on greenhouse gas emissions across various cropping systems.
Compared gas fluxes of nitrous oxide, carbon dioxide, and methane across three long-term experiments in Germany.
Measured emissions using dynamic chamber systems with intensified sampling after key agricultural events.
Analyzed four cropping systems: silage maize, potatoes, Persian clover, and winter rye under different nutrient management strategies.
Annual nitrous oxide emissions varied significantly by crop, with values ranging from 0.67 to 26.8 kg N ha⁻¹ yr⁻¹.
Cover-crop treatments reduced nitrous oxide emissions in maize, particularly with Phacelia and a mixed cover crop.
Carbon dioxide emissions ranged from 8 to 24 Mg C ha⁻¹ yr⁻¹, influenced by soil respiration associated with crop disturbance.

Cite This Study

Nyameasem et al. (2026) studied this question.

synapsesocial.com/papers/6a0bfda5166b51b53d378e92 https://doi.org/10.1016/j.agee.2026.110519

View Full Paper

Ask AI

Bookmark

Implication

Randomized trial evaluates greenhouse gas emissions in temperate cropping systems, highlighting management practices impacting productivity.

Climate efficiency of long-term nutrient management: Cross-site greenhouse gas responses in temperate cropping systems

Discussion

Member takes

Implication

Key Points

Cite This Study

Climate efficiency of long-term nutrient management: Cross-site greenhouse gas responses in temperate cropping systems

Discussion

Member takes

Implication

Key Points

Cite This Study

Also Consider

Also Consider