Summary
This field study compared N2O emissions from intensively managed grassland swards of varying species diversity, as suggested by the title. The work appears to assess whether botanical complexity in grass mixtures can mitigate greenhouse gas emissions from high-input pasture systems. The findings may inform grassland management practices aimed at reducing agricultural nitrous oxide emissions whilst maintaining productivity.
UK applicability
Given the UK authorship and likely UK field site(s), the results are directly applicable to UK grassland-based livestock systems, particularly intensive dairy and beef production where N2O emissions are a significant climate concern. The findings could inform Defra and devolved administration guidance on sustainable grassland management.
Key measures
Nitrous oxide (N2O) emissions from grassland swards; grassland species composition and diversity; management intensity effects
Outcomes reported
The study examined how multi-species grassland swards (as opposed to monocultures) affect nitrous oxide (N2O) emissions under intensive management conditions. N2O emissions were measured as the primary environmental outcome.
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