Soil Carbon and Nitrogen Dynamics

Soil nitrogen dynamics in riparian zones of two Arctic rivers

This study quantifies nitrogen cycling in Arctic riparian zones, revealing active mineralization and denitrification despite low temperatures and organic carbon content.

Modeling Microbial Regulatory Feedback in Organic Matter Decomposition Identifies Copiotrophic Traits as Key Drivers of Positive Priming

This paper models microbial regulatory feedback in organic matter decomposition, finding copiotrophic traits drive positive priming effects.

Land-use intensity overrides grazing and precipitation effects on soil microbial communities in a subtropical agroecosystem

The paper investigates how land-use intensity, grazing, and precipitation interact to shape soil microbial communities in a subtropical agroecosystem, finding land-use intensity is the primary driver.

Nitrogen fertilization outweighs plant species loss in shaping bacterial belowground diversity in an alpine meadow on the central Tibetan Plateau

The paper shows that nitrogen fertilization has a stronger negative impact on bacterial soil diversity than plant species loss in Tibetan grasslands.

Anthropogenic nitrogen deposition restructures decomposing microbial communities, altering SOM molecular composition, but not molecular complexity or diversity

This study examines how anthropogenic nitrogen deposition affects microbial communities and soil organic matter (SOM) molecular composition during root decomposition.

Soil microbiome predator diversity outperforms nitrogen addition in boosting plant biomass via bacterial community shifts

The paper shows that increasing soil microbiome predator diversity boosts Cannabis sativa biomass more than nitrogen addition, by altering bacterial communities and nutrient cycling functions.

Microbial carbon metabolism is linked to organic matter chemistry across soil systems

The paper links microbial carbon metabolism to organic matter chemistry across 33 Chilean temperate grassland soils using stable isotope probing and mass spectrometry.

Testing the Diffusion Limitation Hypothesis for Declining Methane Uptake in Forest Soils

This study tests the diffusion limitation hypothesis for declining methane uptake in forest soils using long-term flux data and finds it insufficient to explain multi-decadal declines.

Long-term P fertilization influences microbial carbon use efficiency and soil organic matter decomposition in non-allophanic Andosols.

This study investigates how long-term phosphorus fertilization affects microbial carbon use efficiency and soil organic matter decomposition in non-allophanic Andosols, finding that P levels influence priming effects and CUE.

Artificial soil systems: A tool for investigating microbial life strategy effects on substrate mineralization

This study uses an artificial soil system to show how r- and K-strategist bacteria affect glucose mineralization, with B. subtilis showing rapid respiration and S. cinnamoneus slower respiration.

Plant litter decomposition in global drylands is better predicted by precipitation seasonality and temperature than by aridity

Lake floodplains as sinks for stable soil organic carbon: is the carbon plant- or microbe-derived, and why does permanent land use matter?

The paper examines how land use affects soil organic carbon (SOC) storage in floodplains, finding that permanent meadows and forests maximize SOC, while microbial inputs dominate stable SOC.

Plant litter chemistry and associated changes in microbial decomposition under drought

This study examines how a decade-long drought affects plant litter chemistry and microbial decomposition in a semi-arid ecosystem, finding minimal direct effects on decomposition rates but significant changes in microbial community composition and function.

Reduced legacy precipitation decreases microbial community growth efficiency and alters soil organic carbon in a California grassland

This study shows that reduced winter precipitation lowers microbial growth efficiency and shifts soil organic carbon composition in a California grassland.

Drought reduces formation, but enhances persistence, of mineral-associated organic matter in a grassland soil

This study examines how drought affects the formation and persistence of mineral-associated organic matter in grassland soil, finding reduced formation but enhanced persistence of detrital-derived MAOM.

Systematic Review on the Role of Microbial Activities on Nutrient Cycling and Transformation Implication for Soil Fertility and Crop Productivity

This review assesses microbial impacts on nutrient cycling and soil fertility, finding 31.4% direct regulation and 68.6% enhancement of productivity.

Maize root growth, Oxygen and N availability drive formation of N2O hotspots in soil

The paper measures N2O concentrations in the rhizosphere and links them to root growth, O2 levels, and nutrient availability, showing their role in N2O formation.

Unveiling the dominant role of soil pH in shaping nitrogen cycling microbial gene abundances: Insights from 65-years of chemical fertilizer selection in acidic grassland meadow

This study shows that soil pH, shaped by long-term fertilizer application, is the main driver of nitrogen cycling gene abundances in acidic grasslands, more so than direct fertilizer effects.

Year-round rhythms: alpine plant species modulate soil and microbial dynamics during the growing season and under the snow.

This study examines how alpine plant species influence soil and microbial dynamics across seasons and habitats, revealing seasonal shifts in microbial activity and plant nutrient strategies.

Warming treatments shift the temporal dynamics of diversity and composition of bacteria in wild blueberry soils.

This study examines how warming treatments affect bacterial diversity and composition in wild blueberry soils over time, finding that early season warming increases evenness and diversity, but not overall diversity over the growing season.

Keystone Bacterial Taxa Drive Denitrification and N2O Emission via Adaptive Genomic and Metabolic Strategies in Contrasting Agricultural Soils

Coordinated organic and inorganic nitrogen transformations fuel soil microbial blooms and increase nitrogen retention during snowmelt

The paper shows that microbial blooms during snowmelt drive nitrogen transformations, increasing nitrogen retention through organic and inorganic pathways.

Comparative responses of legume vs. non-legume tropical trees to biochar additions

This study compares growth responses of legume and non-legume tropical trees to biochar additions, finding variable effects with legumes showing slightly greater biomass increases.

Model substrate particles uncover dynamics of microbial communities associated with particulate organic matter decomposition in soil

This study uses model substrate particles to investigate how chitin and cellulose influence microbial community dynamics in soil over time.

Taxonomic filtering accompanies functional expansion during long-term soil restoration

This study tracks soil microbiome recovery over 143 years, finding taxonomic contraction and functional expansion during long-term restoration.

Fungicide and warming interact to reduce soil ecosystem functioning

This study shows that fungicide and warming together reduce soil microbial community respiration, metabolic capacity, and plant growth promotion more than either stressor alone.

Microbial community regulation of extracellular enzyme production can mediate patterns of particulate and mineral-associated organic matter accumulation in undersaturated soils

The paper models microbial enzyme production and its impact on organic matter storage in soils, showing that social dynamics among microbes influence POM and MAOM formation.

Trade-offs associated with higher winter wheat yields in low soil organic matter cropping systems under climate change

This study examines how climate change impacts winter wheat yields in low and high soil organic matter systems, finding that low OM systems yield more but have higher disease and nitrate risks.

Functional diversity of soil microbial communities increases with ecosystem development

The paper tracks microbial community changes in grassland and forest sites following land abandonment, showing increased functional diversity and decreased taxonomic diversity with ecosystem development.

Microbial functional guilds and genes are key to explaining soil nutrient cycling alongside soil and plant variables

This study identifies microbial functional guilds and genes as key predictors of soil nitrogen and phosphorus cycling rates, alongside soil and plant variables in temperate forests.