[PDF] Top 20 Microbial decomposition processes and vulnerable arctic soil organic carbon in the 21st century
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Microbial decomposition processes and vulnerable arctic soil organic carbon in the 21st century
... ical processes in current biogeochemistry models contribute to a large uncertainty in carbon budget ...detailed microbial mechanisms were in- ...the carbon budget of the arctic ... See full document
14
Explorations of soil microbial processes driven by dissolved organic carbon
... of soil C recalcitrance, in which C at depth is microbially- derived and thus more recalcitrant than plant-derived C, which is more prevalent in the ...the soil microbial community of Hi ...of ... See full document
156
Input of easily available organic C and N stimulates microbial decomposition of soil organic matter in arctic permafrost soil
... SOM decomposition in cryoturbated material was not connected to microbial growth or to a change in microbial community composition, the additional nitrogen was likely invested in the production of ... See full document
9
Modeling anaerobic soil organic carbon decomposition in Arctic polygon tundra: insights into soil geochemical influences on carbon mineralization
... of Arctic ecosystems exposes soil organic matter (SOM) to accelerated microbial decomposi- tion, potentially leading to increased emissions of carbon dioxide (CO 2 ) and methane (CH 4 ) ... See full document
18
Comparing microbial and chemical kinetics for modelling soil organic carbon decomposition using the DecoChem v1.0 and DecoBio v1.0 models
... Abstract. Soil organic matter is a vast store of carbon, with a critical role in the global carbon ...of soil organic carbon decomposition, under the impact of ... See full document
15
A framework for refining soil microbial indices as bioindicators during decomposition of various organic residues in a sandy loam soil
... in soil processes due to addition of different crop residues having different chemical ...in microbial biomass and their activity was observed in amended soil as compared to unamended ...the ... See full document
9
Ecological Controls of Rhizosphere Processes and Soil Organic Matter Dynamics at a Sub-arctic Treeline
... and soil C and the possible future of soil C under vegetation ...of arctic tundra can be highly heterogeneous over small spatial scales (Walker et ...where carbon cycling is slow due ... See full document
224
The effect of resource availability, microbial community composition and abiotic conditions on soil organic matter decomposition
... the microbial biomass predominantly in autumn and winter and re- leased in spring, whereas microbial N mineralisation peaked in ...belowground carbon alloca- tion, and were probably linked to a ... See full document
129
Assessment of soil quality using soil organic carbon and total nitrogen and microbial properties in tropical agroecosystems
... the soil especially in terms of SOC and STN. The surface soil, 0-5 cm, was the main site for microbial meditated processes of nutrient cycling and decomposition in all the ...the ... See full document
7
Land use driven change in soil pH affects microbial carbon cycling processes
... 1 Soil microorganisms act as gatekeepers for soil–atmosphere carbon exchange by balancing the accumulation and release of soil organic ...enhance soil carbon ...between ... See full document
11
Increased belowground carbon inputs and warming promote loss of soil organic carbon through complementary microbial responses
... Current carbon cycle-climate models predict that future soil carbon storage will be determined by the balance between CO 2 fertilization and ...greater carbon inputs to soils with elevated CO ... See full document
13
Both priming and temperature sensitivity of soil organic matter decomposition depend on microbial biomass – An incubation study
... favours microbial growth and leads to a slight but signi ficant increase in temperature sensitivity with incubation ...increased decomposition of soil derived carbon, especially in soils ... See full document
10
Soil Microbial Responses to Climate Change Factors: Impacts on Soil N2O Emission and Organic Carbon Decomposition.
... between winter and summer and attributed this difference to both increased resource supply and high soil temperature. However, they also suggested that a major caveat remains to be that temperature might not be ... See full document
204
Changes in soil organic carbon storage predicted by Earth system models during the 21st century
... of 21st cen- tury SOC change across models within modeling ...the 21st century in models from the same center were more simi- lar than the spatial patterns from different modeling centers ...land ... See full document
16
Microbial regulation of soil organic matter decomposition at the regional scale
... role soil microorganisms play in SOC decomposition dynamics and demonstrates the extent to which C turnover may be affected by soil microbial communities as a response to climate change at ... See full document
216
Oscillatory behavior of two nonlinear microbial models of soil carbon decomposition
... of soil carbon to inputs has not been analyzed in detail for the nonlinear models of soil decomposition to verify whether they can also capture these ...nonlinear soil model, can become ... See full document
15
Organic Agriculture in the 21st Century
... Critics argue that organic agriculture relies on more land to produce the same amount of food as conventional agriculture and that adopting organic agriculture on too large a scale cou[r] ... See full document
27
Litter contribution to soil organic carbon in the processes of agriculture abandon
... ity. The incubation experiment of litters showed differences in readily mineralizable C, litter composition (NDF %) and consequently C litter mineralization rate. The litter of L120 had a higher amount of readily ... See full document
8
Soil Microbial Activity and Organic Carbon Dynamics in Low Input Agroecosystems.
... as soil moisture, native SOC content, plant species, and nutrient ...in soil can respond in diverse ways to either AMF or root growth and C ...SOC soil under turfgrass, but there was no interacting ... See full document
185
Organic carbon amendments affect the chemodiversity of soil dissolved organic matter and its associations with soil microbial communities
... of soil carbon 12 , the appreciation of their relationships with 428 each other is strikingly limited on the broad molecular level due to the complexity in 429 composition of both 24 ...diversity. ... See full document
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