Differing effects of fertiliser use on nitrous oxide emissions from grassland sites in Ireland

Published by: Teagasc
Licensed under: cc-by-nc
Category: Agriculture
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Data Resources (7)

XLS
SUDEN_AGRI-I Grassland_Fertiliser_HB_2013_Final_Revised_290915
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SUDEN_AGRI-I Grassland_Fertiliser_HB_2014_RC
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SUDEN_AGRI-I...
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SUDEN_AGRI-I Grassland_Fertiliser_Moorepark_2013_Final
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SUDEN_AGRI-I Grassland_Fertiliser_Moorepark_2014_Final
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SUDEN_AGRI-I_Grassland_Fertiliser_Johnstown_Castle_ 2013_Final

Data Resource Preview - README

Data Owner Dr Dominika Krol
Data Owner Email dominika.krol@teagasc.ie
Theme Agriculture
Rights notes This license enables reusers to distribute, remix, adapt, and build upon the material in any medium or format for noncommercial purposes only, and only so long as attribution is given to the creator. CC BY-NC includes the following elements: BY: credit must be given to the creator. NC: Only noncommercial uses of the work are permitted.
Language English
Provenance information Both studies used field experiments at six temperate grassland sites in Ireland (Johnstown Castle, Moorepark, and Hillsborough) during 2013–2014, applying fertilisers in replicated plots. Nitrous oxide (N₂O) fluxes were measured using the closed static chamber technique, with gas samples collected after chamber closure and analysed by gas chromatography with electron capture detectors. Soil samples were taken regularly to assess mineral nitrogen (NH₄⁺ and NO₃⁻), while soil moisture, temperature, and weather data were recorded using probes and nearby meteorological stations. Fertiliser treatments included calcium ammonium nitrate (CAN), urea, and urea amended with stabilisers (e.g. NBPT, DCD), applied either at a single rate (Harty et al. 2016) or across a range of rates (Rahman et al. 2021). Statistical analyses (ANOVA, regression) were used to compare cumulative N₂O emissions and calculate emission factors.
OR: specify what period of time the dataset covers 2013-2014
High Value Dataset (HVD) No