{"id":12016,"date":"2024-02-16T00:12:53","date_gmt":"2024-02-15T23:12:53","guid":{"rendered":"https:\/\/www.swissfluxnet.ethz.ch\/?page_id=12016"},"modified":"2024-10-05T13:15:34","modified_gmt":"2024-10-05T11:15:34","slug":"ch-oe2-fp2017-2004-2016","status":"publish","type":"page","link":"https:\/\/swissfluxnet.ethz.ch\/index.php\/documentation\/ch-oe2-fp2017-2004-2016\/","title":{"rendered":"CH-OE2 FP2017 (2004-2016)"},"content":{"rendered":"<h2>Flux Products<\/h2>\n<ul>\n<li><strong>FP2017<\/strong><br \/>\nIdentifier: ID20170612162243<\/li>\n<\/ul>\n<p>For an explanation of variables in the output file, please see here: <a href=\"https:\/\/cran.r-project.org\/web\/packages\/REddyProc\/index.html\" target=\"_blank\" rel=\"noopener noreferrer\">ReddyProc Data Output Format<\/a><\/p>\n<p>&nbsp;<\/p>\n<div id=\"attachment_9200\" style=\"width: 780px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.swissfluxnet.ethz.ch\/wp-content\/uploads\/2021\/04\/CH-OE2_FP2017_2004-2016_NEE_overview_20210429.png\" data-rel=\"lightbox-image-0\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\"><img decoding=\"async\" aria-describedby=\"caption-attachment-9200\" class=\"wp-image-9200 size-large lazyload\" data-src=\"https:\/\/www.swissfluxnet.ethz.ch\/wp-content\/uploads\/2021\/04\/CH-OE2_FP2017_2004-2016_NEE_overview_20210429-1024x402.png\" alt=\"\" width=\"770\" height=\"302\" data-srcset=\"https:\/\/swissfluxnet.ethz.ch\/wp-content\/uploads\/2021\/04\/CH-OE2_FP2017_2004-2016_NEE_overview_20210429-1024x402.png 1024w, https:\/\/swissfluxnet.ethz.ch\/wp-content\/uploads\/2021\/04\/CH-OE2_FP2017_2004-2016_NEE_overview_20210429-300x118.png 300w, https:\/\/swissfluxnet.ethz.ch\/wp-content\/uploads\/2021\/04\/CH-OE2_FP2017_2004-2016_NEE_overview_20210429-768x301.png 768w, https:\/\/swissfluxnet.ethz.ch\/wp-content\/uploads\/2021\/04\/CH-OE2_FP2017_2004-2016_NEE_overview_20210429-1536x602.png 1536w, https:\/\/swissfluxnet.ethz.ch\/wp-content\/uploads\/2021\/04\/CH-OE2_FP2017_2004-2016_NEE_overview_20210429-770x302.png 770w, https:\/\/swissfluxnet.ethz.ch\/wp-content\/uploads\/2021\/04\/CH-OE2_FP2017_2004-2016_NEE_overview_20210429.png 1920w\" data-sizes=\"(max-width: 770px) 100vw, 770px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 770px; --smush-placeholder-aspect-ratio: 770\/302;\" \/><\/a><p id=\"caption-attachment-9200\" class=\"wp-caption-text\">CH-OE2: Fluxes <strong>NEE 2004-2016<\/strong> (variable: NEEdespiked_WithUstar_f) in g C m-2.<\/p><\/div>\n<div id=\"attachment_9199\" style=\"width: 780px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.swissfluxnet.ethz.ch\/wp-content\/uploads\/2021\/04\/CH-OE2_FP2017_2004-2016_NEE_hexbins_SWIN_TA_20210429.png\" data-rel=\"lightbox-image-1\" data-rl_title=\"\" data-rl_caption=\"\" title=\"\"><img decoding=\"async\" aria-describedby=\"caption-attachment-9199\" class=\"wp-image-9199 size-large lazyload\" data-src=\"https:\/\/www.swissfluxnet.ethz.ch\/wp-content\/uploads\/2021\/04\/CH-OE2_FP2017_2004-2016_NEE_hexbins_SWIN_TA_20210429-1024x614.png\" alt=\"\" width=\"770\" height=\"462\" data-srcset=\"https:\/\/swissfluxnet.ethz.ch\/wp-content\/uploads\/2021\/04\/CH-OE2_FP2017_2004-2016_NEE_hexbins_SWIN_TA_20210429-1024x614.png 1024w, https:\/\/swissfluxnet.ethz.ch\/wp-content\/uploads\/2021\/04\/CH-OE2_FP2017_2004-2016_NEE_hexbins_SWIN_TA_20210429-300x180.png 300w, https:\/\/swissfluxnet.ethz.ch\/wp-content\/uploads\/2021\/04\/CH-OE2_FP2017_2004-2016_NEE_hexbins_SWIN_TA_20210429-768x461.png 768w, https:\/\/swissfluxnet.ethz.ch\/wp-content\/uploads\/2021\/04\/CH-OE2_FP2017_2004-2016_NEE_hexbins_SWIN_TA_20210429-1536x922.png 1536w, https:\/\/swissfluxnet.ethz.ch\/wp-content\/uploads\/2021\/04\/CH-OE2_FP2017_2004-2016_NEE_hexbins_SWIN_TA_20210429-770x462.png 770w, https:\/\/swissfluxnet.ethz.ch\/wp-content\/uploads\/2021\/04\/CH-OE2_FP2017_2004-2016_NEE_hexbins_SWIN_TA_20210429.png 1800w\" data-sizes=\"(max-width: 770px) 100vw, 770px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 770px; --smush-placeholder-aspect-ratio: 770\/462;\" \/><\/a><p id=\"caption-attachment-9199\" class=\"wp-caption-text\">CH-OE2: <strong>Mean fluxes of NEE 2004-2016<\/strong> (variable: NEEdespiked_WithUstar_f) in g C m-2, shown in 20&#215;20 classes of short-wave incoming radiation (SW_IN) and air temperature (TA). The plot was generated from 227952 half-hourly NEE fluxes.<\/p><\/div>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<h2>Description<\/h2>\n<p>PI flux product (FP) of CH-OE2 ecosystem flux and meteo data over 13 years between 2004-2016, calculated for FLUXNET uploads and CE manuscripts.<\/p>\n<p><strong>&nbsp;<\/strong><\/p>\n<h2>Key Stats<\/h2>\n<ul>\n<li><strong>Complete gap-filled years<\/strong>: 13<\/li>\n<li><strong>Available measured values<\/strong>: <code>NEEdespiked_WithUstar_f<\/code>: <strong>47.8% measured<\/strong> \/ 52.2% gap-filled (after all quality checks, outlier removal, ustar threshold application and instrument failure)<\/li>\n<li><strong>Available data after gap-filling<\/strong>: 227952 half-hourly fluxes (<code>NEEdespiked_WithUstar_f<\/code>)<\/li>\n<li><strong>Range of ustar thresholds<\/strong>: seasonal thresholds ranging between 0.01 m s<sup>-1<\/sup> (2017) and 0.13 m s<sup>-1<\/sup> (winter 2013\/14), mean 0.08 m s<sup>-1<\/sup> (2004-2016)<\/li>\n<li><strong>Best estimate cumulative carbon uptake (2004-2016, 13 years)<\/strong>: 1.60 kg C m<sup>-2<\/sup> (<code>NEEdespiked_WithUstar_f<\/code>), avg. 0.123 kg C m<sup>-2<\/sup> yr<sup>-1<\/sup><\/li>\n<li><strong>Carbon source \/ sink behavior<\/strong>: The site is a sink for CO2 in 10 of 13 complete years (<code>NEEdespiked_WithUstar_f<\/code>). This calculation does not take into account C import and export due to management activities.\n<ul>\n<li><strong>Sink<\/strong>: Highest uptake 433 gC m<sup>-2<\/sup> (2011)<\/li>\n<li><strong>Source<\/strong>: Highest emission 833 gC m<sup>-2<\/sup> (2016)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2>Dataset Production<\/h2>\n<p>Info about flux levels can be found here: <a href=\"https:\/\/www.swissfluxnet.ethz.ch\/index.php\/data\/ecosystem-fluxes\/flux-processing-chain\/\" target=\"_blank\" rel=\"noopener noreferrer\">Flux Levels<\/a><\/p>\n<h3>Software<\/h3>\n<ul>\n<li><code>EddyPro<\/code> for flux calculations (links to details of Level-1 fluxes are given below for each year).<\/li>\n<li><code>ReddyProc<\/code> for ustar threshold detection, MDS gap-filliing and partitioning.<\/li>\n<li><code>R<\/code> for other processing steps, e.g. merging<\/li>\n<\/ul>\n<h3>Setup<\/h3>\n<ul>\n<li><a href=\"https:\/\/www.swissfluxnet.ethz.ch\/index.php\/sites\/ch-oe2-oensingen\/data-ch-oe2\/ec-raw-binary-format-ch-oe2\/\" target=\"_blank\" rel=\"noopener\">Setup since 2003<\/a><\/li>\n<\/ul>\n<h3><i class=\"fa fa-dot-circle-o \" ><\/i> 2004-2016: R350-IRGA75<\/h3>\n<h4>USED FLUX VERSIONS<\/h4>\n<ul>\n<li><strong>2004<\/strong> R350-IRGA75_FF-201607 \/ <a href=\"https:\/\/www.swissfluxnet.ethz.ch\/index.php\/documentation\/ch-oe2-flux-processing\/\" target=\"_blank\" rel=\"noopener\">Level-1_ID2016-07-11T173359<\/a><\/li>\n<li><strong>2005<\/strong> R350-IRGA75_FF-201607 \/ <a href=\"https:\/\/www.swissfluxnet.ethz.ch\/index.php\/documentation\/ch-oe2-flux-processing\/\" target=\"_blank\" rel=\"noopener\">Level-1_ID2016-07-11T153917<\/a><\/li>\n<li><strong>2006<\/strong> R350-R2-IRGA75_FF-201607 \/ <a href=\"https:\/\/www.swissfluxnet.ethz.ch\/index.php\/documentation\/ch-oe2-flux-processing\/\" target=\"_blank\" rel=\"noopener\">Level-1_ID2016-07-13T121544<\/a><\/li>\n<li><strong>2007<\/strong> R350-IRGA75_FF-201607 \/ <a href=\"https:\/\/www.swissfluxnet.ethz.ch\/index.php\/documentation\/ch-oe2-flux-processing\/\" target=\"_blank\" rel=\"noopener\">Level-1_ID2016-07-11T153948<\/a><\/li>\n<li><strong>2008<\/strong> R350-IRGA75_FF-201607 \/ <a href=\"https:\/\/www.swissfluxnet.ethz.ch\/index.php\/documentation\/ch-oe2-flux-processing\/\" target=\"_blank\" rel=\"noopener\">Level-1_ID2016-07-11T154001<\/a><\/li>\n<li><strong>2009<\/strong> R350-IRGA75_FF-201607 \/ <a href=\"https:\/\/www.swissfluxnet.ethz.ch\/index.php\/documentation\/ch-oe2-flux-processing\/\" target=\"_blank\" rel=\"noopener\">Level-1_ID2016-07-11T173438<\/a><\/li>\n<li><strong>2010<\/strong> R350-IRGA75_FF-201607 \/ <a href=\"https:\/\/www.swissfluxnet.ethz.ch\/index.php\/documentation\/ch-oe2-flux-processing\/\" target=\"_blank\" rel=\"noopener\">Level-1_ID2016-07-12T123721<\/a><\/li>\n<li><strong>2011<\/strong> R350-IRGA75_FF-201607 \/ <a href=\"https:\/\/www.swissfluxnet.ethz.ch\/index.php\/documentation\/ch-oe2-flux-processing\/\" target=\"_blank\" rel=\"noopener\">Level-1_ID2016-07-12T093553<\/a><\/li>\n<li><strong>2012<\/strong> R350-IRGA75_FF-201607 \/ <a href=\"https:\/\/www.swissfluxnet.ethz.ch\/index.php\/documentation\/ch-oe2-flux-processing\/\" target=\"_blank\" rel=\"noopener\">Level-1_ID2016-07-12T093608<\/a><\/li>\n<li><strong>2013<\/strong> R350-IRGA75_FF-201607 \/ <a href=\"https:\/\/www.swissfluxnet.ethz.ch\/index.php\/documentation\/ch-oe2-flux-processing\/\" target=\"_blank\" rel=\"noopener\">Level-1_ID2016-07-12T093629<\/a><\/li>\n<li><strong>2014<\/strong> R350-IRGA75_FF-201607 \/ <a href=\"https:\/\/www.swissfluxnet.ethz.ch\/index.php\/documentation\/ch-oe2-flux-processing\/\" target=\"_blank\" rel=\"noopener\">Level-1_ID2016-07-12T093736<\/a><\/li>\n<li><strong>2015<\/strong> R350-IRGA75_FF-201607 \/ <a href=\"https:\/\/www.swissfluxnet.ethz.ch\/index.php\/documentation\/ch-oe2-flux-processing\/\" target=\"_blank\" rel=\"noopener\">Level-1_ID2016-07-13T215619<\/a><\/li>\n<li><strong>2016<\/strong> R350-HS100-IRGA75_FF-201703 \/ <a href=\"https:\/\/www.swissfluxnet.ethz.ch\/index.php\/documentation\/ch-oe2-flux-processing\/\" target=\"_blank\" rel=\"noopener\">Level-1_ID2017-03-09T183625<\/a><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2>Known Issues<\/h2>\n<ul>\n<li>VPD 2008 has offset.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h2>References<\/h2>\n<div class=\"csl-bib-body\">\n<ul>\n<li class=\"csl-bib-body\">\n<div class=\"csl-bib-body\">\n<div class=\"csl-entry\">Emmel, C., Winkler, A., H\u00f6rtnagl, L., Revill, A., Ammann, C., D&#8217;Odorico, P., Buchmann, N., &amp; Eugster, W. (2018). Integrated management of a Swiss cropland is not sufficient to preserve its soil carbon pool in the long term. <i>Biogeosciences<\/i>, <i>15<\/i>(17), 5377\u20135393. <a href=\"https:\/\/doi.org\/10.5194\/bg-15-5377-2018\">https:\/\/doi.org\/10.5194\/bg-15-5377-2018<\/a><\/div>\n<\/div>\n<\/li>\n<\/ul>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Flux Products FP2017 Identifier: ID20170612162243 For an explanation of variables in the output file, please see here: ReddyProc Data Output Format &nbsp; &nbsp; &nbsp; Description PI flux product (FP) of CH-OE2 ecosystem flux and meteo data over 13 years between 2004-2016, calculated for FLUXNET uploads and CE manuscripts. &nbsp; Key . . . <a class=\"readmore-link\" href=\"https:\/\/swissfluxnet.ethz.ch\/index.php\/documentation\/ch-oe2-fp2017-2004-2016\/\">Read more<\/a><\/p>\n","protected":false},"author":3,"featured_media":0,"parent":11817,"menu_order":21,"comment_status":"closed","ping_status":"closed","template":"template-full-width.php","meta":{"_acf_changed":false,"_lmt_disableupdate":"no","_lmt_disable":"no","ngg_post_thumbnail":0,"footnotes":""},"coauthors":[314],"class_list":["post-12016","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/swissfluxnet.ethz.ch\/index.php\/wp-json\/wp\/v2\/pages\/12016","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/swissfluxnet.ethz.ch\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/swissfluxnet.ethz.ch\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/swissfluxnet.ethz.ch\/index.php\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/swissfluxnet.ethz.ch\/index.php\/wp-json\/wp\/v2\/comments?post=12016"}],"version-history":[{"count":16,"href":"https:\/\/swissfluxnet.ethz.ch\/index.php\/wp-json\/wp\/v2\/pages\/12016\/revisions"}],"predecessor-version":[{"id":12695,"href":"https:\/\/swissfluxnet.ethz.ch\/index.php\/wp-json\/wp\/v2\/pages\/12016\/revisions\/12695"}],"up":[{"embeddable":true,"href":"https:\/\/swissfluxnet.ethz.ch\/index.php\/wp-json\/wp\/v2\/pages\/11817"}],"wp:attachment":[{"href":"https:\/\/swissfluxnet.ethz.ch\/index.php\/wp-json\/wp\/v2\/media?parent=12016"}],"wp:term":[{"taxonomy":"author","embeddable":true,"href":"https:\/\/swissfluxnet.ethz.ch\/index.php\/wp-json\/wp\/v2\/coauthors?post=12016"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}