E. M. Pötsch
YOU?
Author Swipe
View article: Biomass Ash as a Substitute for Lime and Its Impact on Grassland Soil, Forage, and Soil Microbiota
Biomass Ash as a Substitute for Lime and Its Impact on Grassland Soil, Forage, and Soil Microbiota Open
In this eight-year grassland field trial, we compared the fertilization effects of biomass ashes (BMAs) and carbonated lime (CaCO3) in combined application with cattle slurry (CS). Our study focused on plant coverage, forage yield, and qua…
View article: Plant roots affect free-living diazotroph communities in temperate grassland soils despite decades of fertilization
Plant roots affect free-living diazotroph communities in temperate grassland soils despite decades of fertilization Open
Fixation of atmospheric N 2 by free-living diazotrophs accounts for an important proportion of nitrogen naturally introduced to temperate grasslands. The effect of plants or fertilization on the general microbial community has been extensi…
View article: Individual versus combined effects of drought, warming and eCO2 on grassland water uptake and fine roots
Individual versus combined effects of drought, warming and eCO2 on grassland water uptake and fine roots Open
In a changing climate, grasslands are expected to experience major shifts in water supply and demand. To date, little is known about how projected future conditions of severe drought, climate warming, and rising CO2 affect grassland water …
View article: Soil microbes increase investment into storage compounds during drought conditions.
Soil microbes increase investment into storage compounds during drought conditions. Open
The rise of atmospheric CO2 concentrations, with subsequent increase in global warming and the frequency and duration of severe droughts, is altering the terrestrial carbon (C) cycling, with potential feedback to climate change.  Micr…
View article: Soil fungi remain active and invest in storage compounds during drought independent of future climate conditions
Soil fungi remain active and invest in storage compounds during drought independent of future climate conditions Open
Microbial growth is central to soil carbon cycling. However, how microbial communities grow under climate change is still largely unexplored. In an experiment simulating future climate conditions (increased atmospheric CO 2 and temperature…
View article: Individual versus combined effects of elevated CO2, warming and drought on grassland productivity and stoichiometry
Individual versus combined effects of elevated CO2, warming and drought on grassland productivity and stoichiometry Open
In a future world, ecosystems will be affected by a concomitant increase in atmospheric CO2 concentrations, temperature and drought events. While the individual effects of elevated CO2, warming and drought on plant and ecosystem productivi…
View article: Drought legacy effects on microbial community structure in a managed grassland
Drought legacy effects on microbial community structure in a managed grassland Open
The last decades were characterized by rising temperatures, enhanced atmospheric CO2 concentrations, and by an increasing frequency of extreme events such as drought. Soil microorganisms are major drivers of biogeochemical processes, yet t…
View article: Arbuscular mycorrhizal fungi and their associated plant communities jointly respond to long-term nutrient deficiencies in a managed grassland
Arbuscular mycorrhizal fungi and their associated plant communities jointly respond to long-term nutrient deficiencies in a managed grassland Open
Arbuscular mycorrhizal fungi (AMF) form mutualistic associations with roughly 70% of vascular plant species, supporting the nutrient acquisition of their host plants and deriving carbon in return. AMF and plant communities are linked to ea…
View article: ClimGrassHydro - Ecohydrology of mountain grasslands under global change: mechanisms and consequences - Final project report
ClimGrassHydro - Ecohydrology of mountain grasslands under global change: mechanisms and consequences - Final project report Open
Das Forschungsprogramm âEarth System Sciences (ESS)â, ein Programm des Bundesministeriums für Wissenschaft, Forschung und Wirtschaft (BMWFW), durchgeführt von der ÃAW, hat die Erforschung des Systems Erde zum Ziel. Im Rahmen von Aus…
View article: Hyperspectral-Based Classification of Managed Permanent Grassland with Multilayer Perceptrons: Influence of Spectral Band Count and Spectral Regions on Model Performance
Hyperspectral-Based Classification of Managed Permanent Grassland with Multilayer Perceptrons: Influence of Spectral Band Count and Spectral Regions on Model Performance Open
Detailed knowledge of botanical composition is a key factor for the sustainable and site-specific management of permanent grassland and facilitates an improvement in the performance and efficiency of livestock feeding. Spectral-based data …
View article: Understanding soil N2O emissions and production pathways in a changing climate by coupling automated chambers with isotope measurements 
Understanding soil N2O emissions and production pathways in a changing climate by coupling automated chambers with isotope measurements  Open
<p>Soils are the dominant global source of the important greenhouse gas nitrous oxide (N<sub>2</sub>O). The anthropogenic input of nitrogen (N) into soil ecosystems increases the rate of soil N cycling, and thus enhances …
View article: Spectral-Based Classification of Plant Species Groups and Functional Plant Parts in Managed Permanent Grassland
Spectral-Based Classification of Plant Species Groups and Functional Plant Parts in Managed Permanent Grassland Open
Grassland vegetation typically comprises the species groups grasses, herbs, and legumes. These species groups provide different functional traits and feed values. Therefore, knowledge of the botanical composition of grasslands can enable i…
View article: Contrasting drivers of belowground nitrogen cycling in a montane grassland exposed to a multifactorial global change experiment with elevated CO<sub>2</sub>, warming, and drought
Contrasting drivers of belowground nitrogen cycling in a montane grassland exposed to a multifactorial global change experiment with elevated CO<sub>2</sub>, warming, and drought Open
Depolymerization of high‐molecular weight organic nitrogen (N) represents the major bottleneck of soil N cycling and yet is poorly understood compared to the subsequent inorganic N processes. Given the importance of organic N cycling and t…
View article: Belowground nitrogen cycling in a montane grassland exposed to elevated CO2, warming and drought
Belowground nitrogen cycling in a montane grassland exposed to elevated CO2, warming and drought Open
#### Data description Data from a multi-factorial global change experiment (elevated CO2, warming and drought) in a montane grassland experiment in Austria (ClimGrass). Variables presented are soil nitrogen cycling rates measured using iso…
View article: Belowground nitrogen cycling in a montane grassland exposed to elevated CO2, warming and drought
Belowground nitrogen cycling in a montane grassland exposed to elevated CO2, warming and drought Open
#### Data description Data from a multi-factorial global change experiment (elevated CO2, warming and drought) in a montane grassland experiment in Austria (ClimGrass). Variables presented are soil nitrogen cycling rates measured using iso…
View article: Responses of grassland soil CO2 production and fluxes to drought are shifted in a warmer climate under elevated CO2
Responses of grassland soil CO2 production and fluxes to drought are shifted in a warmer climate under elevated CO2 Open
As the climate warms, drought events are expected to increase in intensity and frequency, with consequences for the carbon cycle. Soil respiration (R s ) accounts for the largest flux of CO 2 from terrestrial ecosystems to the atmosphere. …
View article: Warming and elevated CO<sub>2</sub> intensify drought and recovery responses of grassland carbon allocation to soil respiration
Warming and elevated CO<sub>2</sub> intensify drought and recovery responses of grassland carbon allocation to soil respiration Open
Photosynthesis and soil respiration represent the two largest fluxes of CO 2 in terrestrial ecosystems and are tightly linked through belowground carbon (C) allocation. Drought has been suggested to impact the allocation of recently assimi…
View article: Deuterium stable isotope probing of fatty acids reveals climate change effects on soil microbial physiology.
Deuterium stable isotope probing of fatty acids reveals climate change effects on soil microbial physiology. Open
<p>The raise of atmospheric CO<sub>2</sub> concentrations, with consequent increase in global warming and the likelihood of severe droughts, is altering the terrestrial biogeochemical carbon (C) cycle, with potential feed…
View article: Effects of climate change on soil organic matter chemical composition and carbon content in different physical fractions
Effects of climate change on soil organic matter chemical composition and carbon content in different physical fractions Open
<p>Soil organic matter (SOM) is composed of many pools with different properties (e.g. turnover times) which are generally used in biogeochemical models to predict carbon (C) dynamics. Physical fractionation methods are applied to is…
View article: Effects of warming, elevated CO2, and drought on root water uptake and its relation to root traits
Effects of warming, elevated CO2, and drought on root water uptake and its relation to root traits Open
<p>Plants can modulate the source and magnitude of water uptake under environmental stresses, ultimately constraining water and energy fluxes across Earth&#8217;s surface. These alterations are scarcely quantified for future clim…
View article: Controls of microbial N cycling in agricultural grassland soils
Controls of microbial N cycling in agricultural grassland soils Open
<p>Fertilization experiments provide insights into elemental imbalances in soil microbial communities and their consequences for soil nutrient cycling. By addition of selected nutrients, other nutrients become deficient and limiting …
View article: The effect of long-term nutrient deficiency on the abundance and community composition of arbuscular mycorrhizal fungi in a mountainous grassland
The effect of long-term nutrient deficiency on the abundance and community composition of arbuscular mycorrhizal fungi in a mountainous grassland Open
<p>Arbuscular mycorrhiza (AM) fungi are associated with almost all land plants and provide soil nutrients and other benefits to their plant hosts in exchange for photosynthetic products. While fertilization regimes in managed grassla…
View article: Using online N2O isotopic measurements to understand grassland N2O emission processes in a changing climate&#160;
Using online N2O isotopic measurements to understand grassland N2O emission processes in a changing climate  Open
<div> <p>Biogeochemical processes in soils largely control the atmospheric mixing ratio of nitrous oxide (N<sub>2</sub>O). The growing use of nitrogen (N) fertilizer in agriculture drives anthropogenic N<sub>2…
View article: Composition and activity of nitrifier communities in soil are unresponsive to elevated temperature and CO2, but strongly affected by drought
Composition and activity of nitrifier communities in soil are unresponsive to elevated temperature and CO2, but strongly affected by drought Open
Nitrification is a fundamental process in terrestrial nitrogen cycling. However, detailed information on how climate change affects the structure of nitrifier communities is lacking, specifically from experiments in which multiple climate …
View article: Global change in the root zone: lessons from soil moisture dynamics in a multifactor climate manipulation experiment
Global change in the root zone: lessons from soil moisture dynamics in a multifactor climate manipulation experiment Open
<p>Assessing the future of water resources in terrestrial biomes is contingent on observations from climate-manipulation experiments. Global change in the Anthropocene could produce various permutations of warming, atmospheric carbon…