Clarifying the evidence for microbial‐and plant‐derived soil organic matter, and the path toward a more quantitative understanding

ED Whalen, AS Grandy, NW Sokol… - Global Change …, 2022 - Wiley Online Library
Predicting and mitigating changes in soil carbon (C) stocks under global change requires a
coherent understanding of the factors regulating soil organic matter (SOM) formation and …

Microaggregates in soils

KU Totsche, W Amelung, MH Gerzabek… - Journal of Plant …, 2018 - Wiley Online Library
All soils harbor microaggregates, ie, compound soil structures smaller than 250 µm. These
microaggregates are composed of diverse mineral, organic and biotic materials that are …

Mineral–organic associations: formation, properties, and relevance in soil environments

M Kleber, K Eusterhues, M Keiluweit, C Mikutta… - Advances in …, 2015 - Elsevier
Minerals and organic matter (OM) may form intricate associations via myriad interactions. In
soils, the associations of OM with mineral surfaces are mainly investigated because of their …

The M icrobial E fficiency‐M atrix S tabilization (MEMS) framework integrates plant litter decomposition with soil organic matter stabilization: do labile plant inputs form …

MF Cotrufo, MD Wallenstein, CM Boot… - Global change …, 2013 - Wiley Online Library
The 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 …

Biogeochemical cycles and biodiversity as key drivers of ecosystem services provided by soils

P Smith, MF Cotrufo, C Rumpel, K Paustian… - Soil, 2015 - soil.copernicus.org
Soils play a pivotal role in major global biogeochemical cycles (carbon, nutrient, and water),
while hosting the largest diversity of organisms on land. Because of this, soils deliver …

Soil organic matter is stabilized by organo-mineral associations through two key processes: The role of the carbon to nitrogen ratio

PM Kopittke, RC Dalal, C Hoeschen, C Li, NW Menzies… - Geoderma, 2020 - Elsevier
The loss of organic matter (OM) from soil during long-term agricultural cropping results in a
decrease in the inherent fertility of the soil as well as releasing greenhouse gases. Despite …

The role of microorganisms at different stages of ecosystem development for soil formation

S Schulz, R Brankatschk, A Dümig… - …, 2013 - bg.copernicus.org
Soil formation is the result of a complex network of biological as well as chemical and
physical processes. The role of soil microbes is of high interest, since they are responsible …

Microbial contribution to SOM quantity and quality in density fractions of temperate arable soils

M Ludwig, J Achtenhagen, A Miltner… - Soil Biology and …, 2015 - Elsevier
The formation of soil organic matter (SOM) very much depends on microbial activity. Even
more, latest studies identified microbial necromass itself being a significant source of SOM …

[HTML][HTML] Organic nitrogen storage in mineral soil: implications for policy and management

AH Bingham, MF Cotrufo - Science of the Total Environment, 2016 - Elsevier
Nitrogen is one of the most important ecosystem nutrients and often its availability limits net
primary production as well as stabilization of soil organic matter. The long-term storage of …

Topsoil organic matter build‐up in glacier forelands around the world

N Khedim, L Cecillon, J Poulenard… - Global Change …, 2021 - Wiley Online Library
Since the last glacial maximum, soil formation related to ice‐cover shrinkage has been one
major sink of carbon accumulating as soil organic matter (SOM), a phenomenon accelerated …