Agricultural and Forest Meteorology, May 15, 2014, Vol.188, p.45(13)
To link to full-text access for this article, visit this link: http://dx.doi.org/10.1016/j.agrformet.2013.11.005 Byline: Stephanie Goffin, Marc Aubinet, Martin Maier, Caroline Plain, Helmer Schack-Kirchner, Bernard Longdoz Abstract: acents We estimate soil CO.sub.2 & [delta].sup.13CO.sub.2 source profiles with the Flux-Gradient Approach (FGA). acents FGA gave consistent results except in Ol which is influenced by turbulent transport. acents Local temperature is the main driver of intra-day & inter-day variability of CO.sub.2 sources. acents Humidity was the main driver of surface [delta].sup.13CO.sub.2 source inter-day variability. acents Variability of [delta].sup.13CO.sub.2 sources was not detected from the [delta].sup.13C of surface fluxes ([delta].sup.13Fs). Author Affiliation: (a) University of Liege-Gembloux Agro-Bio Tech, Unit of Biosystem Physics, 5030 Gembloux, Belgium (b) University of Freiburg, Chair of Soil Ecology, 79085 Freiburg im Breisgau, Germany (c) INRA, Unite d'Ecologie et Ecophysiologie Forestieres, UMR1137, 54280 Champenoux, France (d) Universite de Lorraine, Unite d'Ecologie et Ecophysiologie Forestieres, UMR1137, 70239, 54506 Vandoeuvre les Nancy, France Article History: Received 19 March 2013; Revised 15 November 2013; Accepted 18 November 2013
Soil Ecology – Chemical Properties ; Fibrin – Chemical Properties ; Forest Soils – Chemical Properties ; Soil Carbon – Chemical Properties
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