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  5. Agricultural, Veterinary And Food Sciences
  7. Agriculture, Land And Farm Management
  9. Agricultural Production Systems Simulation
  11. Simulation Dataset Of Annual Crop Growth, Ghg Emission And Soc Stock Dynamics Under Current And Projected Climate Conditions For Major Crops With Current And Reduced Fertiliser Inputs In Southwest, England

Simulation dataset of annual crop growth, GHG emission and SOC stock dynamics under current and projected climate conditions for major crops with current and reduced fertiliser inputs in Southwest, England

Yusheng Zhang1, Lianhai Wu1, Asma Jebari1

  • 1Net Zero and Resilient Farming, Rothamsted Research, North Wyke, Okehampton, Devon EX20 2SB, UK.

Data in Brief
|July 11, 2024

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Measurement of Greenhouse Gas Flux from Agricultural Soils Using Static Chambers
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Measurement of Greenhouse Gas Flux from Agricultural Soils Using Static Chambers

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View abstract on PubMed

Summary
This summary is machine-generated.

Reducing fertiliser use in farming can impact crop yields, greenhouse gas (GHG) emissions, and soil organic carbon (SOC) stocks. This study modelled these effects under various scenarios to inform sustainable agricultural practices.

Area of Science:

  • Agricultural Science
  • Environmental Science
  • Ecosystem Modelling

Background:

  • Intensive farming poses environmental challenges, necessitating an understanding of reduced fertiliser impacts.
  • Ecosystem services like crop production, GHG emissions, and soil organic carbon (SOC) are sensitive to fertiliser management.

Purpose of the Study:

  • To evaluate the complex impacts of fertiliser reduction on crop yields, GHG emissions, and SOC stocks.
  • To assess these impacts under current and projected climate scenarios using integrated agroecosystem models.

Main Methods:

  • Utilized a novel integrated modelling approach combining SPACSYS and RothC models.
  • Evaluated 48 unique combinations of soil types, climate conditions, and fertiliser reduction levels (10%, 30%, 50%).
  • Simulated impacts on crop yields, biomass, GHG emissions (N2O, CH4, CO2), and SOC stocks for major arable crops and ryegrass.
Keywords:
Ecosystem servicesIntegrated modellingNet zeroScenario

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Main Results:

  • Generated modelled annual estimates for crop production, GHG emissions, and SOC stocks across diverse scenarios.
  • Provided data series for analysing inter-annual variations and climate resilience.
  • Simulated data can support nutrient use efficiency and cost-benefit analyses.

Conclusions:

  • Understanding fertiliser reduction impacts is crucial for mitigating environmental harm from intensive agriculture.
  • The integrated modelling approach provides valuable data for sustainable fertiliser management strategies.
  • Findings contribute to inter-regional comparisons and informed policy decisions for climate-resilient farming.