2024 Divergent responses of soil organic

Divergent responses of soil organic

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August undefined, 2024

WebSep 26, 2024 · The SOC fractions occluded in different soil aggregates may respond to N deposition differently, with the highly physically protected SOC compounds being less affected (Chen et al. 2024a). Webro, 2002; Nottingham et al., 2016). For soil moisture, there is more uncertainty in both the functional shape and the extremes of the response curves (Sierra et al., 2024), that is, …

Divergent responses of soil organic carbon to afforestation

WebCropland soils are considered to have the potential to sequester carbon (C). Warming can increase soil organic C (SOC) by enhancing primary production, but it can also cause … WebJul 16, 2024 · Purpose Aggregate stability is important for soil architecture; however, the specific response to long-term fertilization in upland and paddy fields are unknown. … sftp connection to remote server is broken

Close coupling of plant functional types with soil microbial …

WebApr 13, 2024 · Measured soil CO 2 fluxes declined in the dry season and peaked in the early wet season ahead of peak soil moisture, resulting in lower soil moisture optima for respiration than previously modeled. We then parameterized the model using field data and the new moisture-respiration response functions. ... We then parameterized the model … WebApr 1, 2024 · As the major biochemical reactors of soil microbial biotic activities, aggregates possess distinct physicochemical characteristics dependent on their size, including water content, soil organic matter (SOM) quantity and quality, and nitrogen and phosphorus concentrations ( Bach et al., 2024, Wilpiszeski et al., 2024, Wu et al., 2024 ). WebJul 2, 2024 · However, afforestation-induced changes in soil organic C (SOC) are poorly quantified due to the paucity of large-scale sampling data. In a new study published in the journal Nature plants authors provide the first comprehensive assessment of the afforestation impact on SOC stocks with a pairwise comparative study of samples from … sftp couldn\\u0027t agree a key exchange algorithm

Divergent responses of soil fungal communities to soil erosion …

Divergent responses of soil organic carbon accumulation to 14 …

WebThe decreasing soil moisture, organic matter, and other properties on the eroding slopes, in contrast with these properties increasing in the depositional zones, were responsible for the variations in fungal richness and community composition. ... The divergent responses of soil fungal communities to soil erosion and deposition emphasized the ... WebApr 14, 2024 · Composting, planting, and breeding waste for return to the field is the most crucial soil improvement method under the resource utilization of agricultural waste. … sftp command with password unixWebMay 16, 2007 · ity to predict N release from soil organic matter and added N sources (Christensen, 2004; Honeycutt et al., 1991). Soil N ... These researchers concluded that the response of soil to current N additions far outweighs any differences due ... between soils with divergent soil amendment histories. It is pos- sftp connection fails intermittently

"WebSep 29, 2024 · Microbial decomposition drives the transformation of plant-derived substrates into microbial products that form stable soil organic matter (SOM). ... drove divergent responses in the community of ... " - Divergent responses of soil organic

Divergent responses of soil organic

WebDec 10, 2024 · 2.2. Historical soil SOC data collection, field sampling and laboratory measurements. The soil datasets were derived from two periods. The first dataset … WebMar 10, 2024 · Developing an understanding of the response of soil organic carbon (SOC) to N addition is critical to quantify and predict the terrestrial carbon uptake under …

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WebMar 5, 2015 · Divergent responses of soil microbial functional groups to long-term high nitrogen presence in the tropical forests. Science of The Total Environment 2024, 821 , ... Divergent responses of soil organic … WebDec 13, 2024 · The effects of N addition on SOC fractions are primarily mediated by the direct input of three pathways: N from plant roots, physical processes associated with soil edaphic properties (e.g., NH 4...

WebThe objective of this study was (1) to investigate the dierences of aggregate stability between the upland and paddy soils subjected to > 3 decades of mineral and manure fertilization under the subtropical climate; and (2) to distinguish key factors regulating aggre- gate stability in the upland and paddy soils under long-term fertilization. WebSep 8, 2024 · Purpose Drylands are generally drought-stressed and have low soil fertility. While negative effects of drought on vegetation productivity are undisputed, it is unclear whether water limits productivity alone or in combination with low nitrogen (N) availability (N supply relative to plant N demand). Methods One aridity transect was established in each …

WebJul 1, 2024 · Background There are many studies on disentangling the responses of autotrophic (AR) and heterotrophic (HR) respiration components of soil respiration (SR) to long-term drought, but few studies ... WebMar 27, 2024 · This study aimed at elucidating divergent effects of two dominant plant functional types (PFTs) in tundra heath, dwarf shrubs and mosses, on soil microbial processes and soil carbon (C) and nutrient availability, and thereby to enhance our understanding of the complex interactions between PFTs, soil microbes and soil …

WebConcentrations of soil organic carbon (SOC), particulate organic carbon (POC), and mineral-associated organic carbon (MAOC) and shares of the two functional C pools in land-use systems. ... Divergent accumulating patterns of decreasing amino sugars and increasing lignin in SOC with increasing SOC were observed under tropical forest ...

WebOct 15, 2024 · Overall, our results emphasize the divergent response of soil bacterial and fungal communities in Larix gmelinii plantations to short-term CTM. We must pay more attention to the functional role of soil microbiota in future forest management. ... Yang, E.; Meng, J. Responses of soil organic carbon decomposition and microbial community to … sftp couldn\u0027t write to remote file failureWebFeb 2, 2024 · Subsoils contain >50% of soil organic carbon (SOC) globally yet remain under-investigated in terms of their response to climate changes. Recent evidence suggests that warmer, drier conditions in alpine grasslands induce divergent responses in SOC decomposition and carbon accrual in top- versus subsoils. theuma ebcWebSoil organic and inorganic carbon (SOC & SIC) and microbial community structure are key indicators of soil quality and productivity in arid-saline soi… sftp connection in adfWebApr 23, 2024 · For excavated soil pits, soil thickness to saprolite on north-facing aspects varied from 0.17 m in divergent areas to 2.13 m in convergent zones, whereas thickness on the south-facing aspect... theum agWebZ. Luo et al.: Uncertainty in soil C projections 4375 and dos not change during the simulation. The decomposi-tion of other pools is treated as a ﬁrst-order decay process sftp connection startedWebJun 1, 2024 · Our study objectives were to: (i) quantify soil C and N pools at different depths across contrasting cropping systems including a perennial grain crop, (ii) characterize the impacts of N fertilizer on soil C transitory (POM) and stable (MAOM) pools, and (iii) investigate temporal variations in SOM over two consecutive growing seasons in two … sftp copy from remote to localWebJul 6, 2024 · Background There are many studies on disentangling the responses of autotrophic (AR) and heterotrophic (HR) respiration components of soil respiration (SR) to long-term drought, but few studies have focused on the mechanisms underlying its responses. Methods To explore the impact of prolonged drought on AR and HR, we … sftpconstants