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The microbial efficiency-matrix stabilization (MEMS) framework integrates plant litter decomposition with soil organic matter stabilization: do labile plant inputs form stable soil organic matter?

dc.contributor.authorWallenstein, Matthew D., author
dc.contributor.authorDenef, Karolien, author
dc.contributor.authorBoot, Claudia M., author
dc.contributor.authorCotrufo, M. Francesca, author
dc.contributor.authorPaul, Eldor A., author
dc.contributor.authorBlackwell Publishing Ltd., publisher
dc.date.accessioned2007-01-03T07:05:59Z
dc.date.available2007-01-03T07:05:59Z
dc.date.issued2013-04
dc.description.abstractThe decomposition and transformation of above- and below-ground plant detritus (litter) is the main process by which soil organic matter (SOM) is formed. Yet, research on litter decay and SOM formation has been largely uncoupled, failing to provide an effective nexus between these two fundamental processes for carbon (C) and nitrogen (N) cycling and storage. We present the current understanding of the importance of microbial substrate use efficiency and C and N allocation in controlling the proportion of plant-derived C and N that is incorporated into SOM, and of soil matrix interactions in controlling SOM stabilization. We synthesize this understanding into the Microbial Efficiency-Matrix Stabilization (MEMS) framework. This framework leads to the hypothesis that labile plant constituents are the dominant source of microbial products, relative to input rates, because they are utilized more efficiently by microbes. These microbial products of decomposition would thus become the main precursors of stable SOM by promoting aggregation and through strong chemical bonding to the mineral soil matrix.
dc.format.mediumborn digital
dc.format.mediumarticles
dc.identifier.bibliographicCitationCotrufo, M. Francesca, Matthew D. Wallenstein, Claudia M. Boot, Karolien Denef, and Eldor Paul, The Microbial Efficiency-Matrix Stabilization (MEMS) Framework Integrates Plant Litter Decomposition With Soil Organic Matter Stabilization: Do Labile Plant Inputs Form Stable Soil Organic Matter?. Global Change Biology 19, no. 4 (April 2013): 988-995. https://dx.doi.org/10.1111/gcb.12113.
dc.identifier.doihttps://dx.doi.org/10.1111/gcb.12113
dc.identifier.urihttp://hdl.handle.net/10217/85585
dc.languageEnglish
dc.language.isoeng
dc.publisherColorado State University. Libraries
dc.relation.ispartofFaculty Publications
dc.rights©2012 Blackwell Publishing Ltd..
dc.rightsCopyright and other restrictions may apply. User is responsible for compliance with all applicable laws. For information about copyright law, please see https://libguides.colostate.edu/copyright.
dc.subjectmicrobial substrate use efficiency
dc.subjectsoil organic matter
dc.subjecthumification
dc.subjectsoil matrix protection
dc.subjectlitter decomposition
dc.subjectlitter quality
dc.titleThe microbial efficiency-matrix stabilization (MEMS) framework integrates plant litter decomposition with soil organic matter stabilization: do labile plant inputs form stable soil organic matter?
dc.typeText

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The Microbial Efficiency-Matrix Stabilization (MEMS) framework integrates plant litter decomposition with soil organic matter stabilization : do labile plant inputs form stable soil organic matter?