Results 21 to 30 of about 584,457 (193)

Unraveling the influence of microbial necromass on subsurface microbiomes: metabolite utilization and community dynamics [PDF]

open access: yesISME Commun
The role of microbial necromass (nonliving microbial biomass), a significant component of belowground organic carbon, in nutrient cycling and its impact on the dynamics of microbial communities in subsurface systems remains poorly understood.
de Raad, Markus   +8 more
core   +2 more sources

Microbial necromass under global change and implications for soil organic matter [PDF]

open access: yesGlobal Change Biology, 2023
AbstractMicrobial necromass is an important source and component of soil organic matter (SOM), especially within the most stable pools. Global change factors such as anthropogenic nitrogen (N), phosphorus (P), and potassium (K) inputs, climate warming, elevated atmospheric carbon dioxide (eCO2), and periodic precipitation reduction (drought) strongly ...
Junxi Hu   +8 more
openaire   +5 more sources

Accumulation of Soil Microbial Necromass Controlled by Microbe–Mineral Interactions [PDF]

open access: yesEnvironmental Science & Technology
Soil organic matter (SOM) is a key reservoir for global carbon (C), supporting soil fertility and influencing greenhouse gas emissions. Microbial residues, composed of dead cells and cellular fragments, are major contributors to SOM formation. Yet, mechanisms by which minerals enhance the accumulation of microbial residues remain poorly understood ...
Qian Zhao   +7 more
openaire   +3 more sources

Microbial necromass carbon enhances arsenic methylation in paddy soils [PDF]

open access: yesProceedings of the National Academy of Sciences
Microbial necromass carbon (MNC) constitutes a critical component of soil organic carbon. Yet, how MNC regulates microbial arsenic (As) methylation processes in soil remains unclear. Across major Chinese rice-growing regions, bacterial and fungal necromass carbon showed significant positive correlations ( P
Jie Li   +7 more
openaire   +3 more sources

Afforestation of severely desertified land in semi-arid areas promotes soil carbon and nitrogen accumulation through microbial necromass [PDF]

open access: yesCommunications Biology
Afforestation is an important measure used to expand carbon (C) sequestration and mitigate climate change. However, the impact of soil microbial necromass on soil C and nitrogen (N) sequestration still remain unclear following afforestation of severely ...
Yun Chen   +5 more
doaj   +2 more sources

Divergent rhizosphere microbial necromass dynamics between two plant species in response to water addition in a semi-arid region [PDF]

open access: yesScientific Reports
Microbial necromass carbon influences soil organic carbon (SOC) persistence, yet its response to soil moisture change in semi-arid rhizospheres remains unclear.
Yang Yang   +8 more
doaj   +2 more sources

Divergent mechanisms driving microbial necromass in topsoil and subsoil along an altitudinal gradient on the Loess Plateau

open access: yesGeoderma
Microbial necromass are one of the main sources of soil organic carbon (SOC) in terrestrial ecosystems. However, the characteristics of soil amino sugar accumulation and their contribution to the SOC pools across different altitudinal gradients and the ...
Yuqian Li   +7 more
doaj   +2 more sources

Divergent assembly of soil microbial necromass from microbial and organic fertilizers in Chimonobambusa hejiangensis forest [PDF]

open access: yesFrontiers in Microbiology
IntroductionVariability in microbial residues within soil aggregates are becoming progressively essential to the nutritive and sustainability of soils, and are therefore broadly regarded as an indispensable part of soil organic matter. It is unexplored how the widespread implementation of microbial fertilisers in agricultural production impacts soil ...
Xue Cai   +11 more
openaire   +4 more sources

Distinct Roles of Plant Residues and Microbial Necromass in Soil Organic Carbon Accumulation and Stability in the Alhagi sparsifolia Community [PDF]

open access: yesPlants
In desert ecosystems, deep-rooted plants like Alhagi sparsifolia contribute not only to wind prevention and sand fixation but also to the transport of carbon into deep soil layers through their root systems.
Mengfei Cong   +10 more
doaj   +2 more sources

Contrasting roles of fungal necromass and mineral preservation in influencing mineral-associated organic carbon across and within elevation bands [PDF]

open access: yesFrontiers in Microbiology
Mineral-associated organic carbon (MAOC) is a persistent fraction of soil organic carbon (SOC) that is central to long-term carbon (C) persistence and climate mitigation.
Junyu Zhu   +18 more
doaj   +2 more sources

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