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  "citation": "Murphy, R. (2025) 2023 Eddy Covariance Data from 
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  "citation": "Murphy, R. (2025) 2023 Eddy Covariance Data from 
            
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Johnstown Castle: Dataset. Teagasc Open Data Platform. ",
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Johnstown Castle: Dataset. Teagasc Open Data Platform. ",
            
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  "commercial_data": "false",
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  "commercial_data": "false",
            
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  "contact_email": "rachael.murphy@teagasc.ie",
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  "contact_email": "rachael.murphy@teagasc.ie",
            
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  "contact_name": "Dr Rachael Murphy",
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  "contact_name": "Dr Rachael Murphy",
            
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  "creator_user_id": "68d970d0-ff26-4dfe-ab51-46dde87e3f23",
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  "creator_user_id": "68d970d0-ff26-4dfe-ab51-46dde87e3f23",
            
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  "data_creator": [],
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  "data_creator": [],
            
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  "description_english": "The field site consists of a perennial 
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  "description_english": "The field site consists of a perennial 
            
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ryegrass (Lolium perenne) paddock (paddock 14 on the dairy platform in 
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ryegrass (Lolium perenne) paddock (paddock 14 on the dairy platform in 
            
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Johnstown Castle), where the EC tower was positioned in the North-East 
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Johnstown Castle), where the EC tower was positioned in the North-East 
            
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part of the field site to maximize the footprint contribution from the 
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part of the field site to maximize the footprint contribution from the 
            
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prevailing South-Westerly wind direction \r\nThe field site is 
19
prevailing South-Westerly wind direction \r\nThe field site is 
            
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insensitively stripped grazing by Holstein Frisian animals. A 
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insensitively stripped grazing by Holstein Frisian animals. A 
            
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description of the management is enclosed in the document 
21
description of the management is enclosed in the document 
            
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\"2023_JC2_Managmeent_Data\".\r\n \r\n\r\n",
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\"2023_JC2_Managmeent_Data\".\r\n \r\n\r\n",
            
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  "description_translated": "",
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  "description_translated": "",
            
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  "doi": "",
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  "doi": "",
            
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  "equipment_used": "An eddy covairnace mast was installed with a 3-D 
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  "equipment_used": "An eddy covairnace mast was installed with a 3-D 
            
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sonic anemometer (Gill Windmaster Pro) coupled with an enclosed 
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sonic anemometer (Gill Windmaster Pro) coupled with an enclosed 
            
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infrared gas analyser (IGRA) (LI-7200RS) mounted at 2.8 m to measure 
27
infrared gas analyser (IGRA) (LI-7200RS) mounted at 2.8 m to measure 
            
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fluctuations in the 3-D wind components and gas concentrations of CO2 
28
fluctuations in the 3-D wind components and gas concentrations of CO2 
            
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and H2O at a frequency of 10 Hz.  \r\nGreenhouse concentration data 
29
and H2O at a frequency of 10 Hz.  \r\nGreenhouse concentration data 
            
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was logged to the LI7200RS Analazer Interface Unit (AIU). Raw data was 
30
was logged to the LI7200RS Analazer Interface Unit (AIU). Raw data was 
            
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processed using the eddypro engine (LICOR, version 7.0.6). 
31
processed using the eddypro engine (LICOR, version 7.0.6). 
            
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Processing\r\n\r\n\r\nRaw half-hourly GHG fluxes were statistically 
32
Processing\r\n\r\n\r\nRaw half-hourly GHG fluxes were statistically 
            
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evaluated and screened as outlined in Vickers and Mahrt (1997).\r\n 
33
evaluated and screened as outlined in Vickers and Mahrt (1997).\r\n 
            
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Double rotation was performed to compensate for the anemometer tilt by 
34
Double rotation was performed to compensate for the anemometer tilt by 
            
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nullifying the average cross-stream and vertical wind components 
35
nullifying the average cross-stream and vertical wind components 
            
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(Kaimal and Finnigan, 1994). \r\nSpectral attenuation effects 
36
(Kaimal and Finnigan, 1994). \r\nSpectral attenuation effects 
            
37
following analytic methods described in Fratini et al. (2012) and 
37
following analytic methods described in Fratini et al. (2012) and 
            
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Moncrieff et al. (2004) determined low and high-pass spectral 
38
Moncrieff et al. (2004) determined low and high-pass spectral 
            
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correction factors for the data, respectively. \r\nAir density 
39
correction factors for the data, respectively. \r\nAir density 
            
40
fluctuations were accounted for according to Webb et al. (1980) for 
40
fluctuations were accounted for according to Webb et al. (1980) for 
            
41
CO2\r\nRandom uncertainty was calculated according to Finkelstein and 
41
CO2\r\nRandom uncertainty was calculated according to Finkelstein and 
            
42
Sims (2001) \r\nThe flux footprint contribution was calculated 
42
Sims (2001) \r\nThe flux footprint contribution was calculated 
            
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according to Kljun et al. (2004) \r\n\r\nFor technical queries on the 
43
according to Kljun et al. (2004) \r\n\r\nFor technical queries on the 
            
44
tower contact James Rambaud, George Gleasure, Rachael Murphy or Morad 
44
tower contact James Rambaud, George Gleasure, Rachael Murphy or Morad 
            
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Mirzaee\r\nFor data queries contact Rachael Murphy and Morad Mirzaee",
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Mirzaee\r\nFor data queries contact Rachael Murphy and Morad Mirzaee",
            
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located in the South-East of Ireland, in Co. Wexford. (52.30\u00b0N, 
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located in the South-East of Ireland, in Co. Wexford. (52.30\u00b0N, 
            
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6.40\u00b0W, 67 m above sea level).The mean \u00b1 standard deviation 
49
6.40\u00b0W, 67 m above sea level).The mean \u00b1 standard deviation 
            
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annual air temperature and rainfall (2009 \u2013 2018) for this region 
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annual air temperature and rainfall (2009 \u2013 2018) for this region 
            
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is 10 \u00b1 4 \u00b0C and 952 \u00b1 352 mm, respectively",
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is 10 \u00b1 4 \u00b0C and 952 \u00b1 352 mm, respectively",
            
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