Taryn L. Bauerle
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View article: Early developmental shifts in root exudation profiles of five Zea mays L. genotypes
Early developmental shifts in root exudation profiles of five Zea mays L. genotypes Open
Root exudates impact soil-plant-microbe interactions and play important roles in ecosystem functioning and plant growth. During early plant development the root rhizosphere may change drastically. For maize (Zea mays L.), one of the world'…
View article: Root exudates simultaneously form and disrupt soil organo-mineral associations
Root exudates simultaneously form and disrupt soil organo-mineral associations Open
Organic compounds exuded by plant roots can form organo-mineral associations through physico-chemical interactions with soil minerals but can disrupt existing organo-mineral associations by increasing their microbial decomposition and diss…
View article: Estimating the global root exudate carbon flux
Estimating the global root exudate carbon flux Open
Root exudation, the export of low-molecular weight organic carbon (C) from living plant roots to soil, influences microbial activity, nutrient availability, and ecosystem feedbacks to climate change, but the magnitude of this C flux at eco…
View article: Getting to the root of root–microbe interactions
Getting to the root of root–microbe interactions Open
Microbial relationships with roots influence many ecosystem functions and nutrient fluxes, including their sometimes-profound effects on plant health and productivity. Fine roots were often classified with a diameter less than 2 mm, but fi…
View article: Root exudates simultaneously form and disrupt soil organo-mineral associations
Root exudates simultaneously form and disrupt soil organo-mineral associations Open
Plant root exudates can form organo-mineral associations (OMAs) through physico-chemical interactions with soil mineral surfaces but can disrupt existing OMAs by increasing microbial decomposition and dissolution of OMAs. The controls on t…
View article: Effects of soil phosphorus on root exudates in central Amazonia
Effects of soil phosphorus on root exudates in central Amazonia Open
Plants in tropical forests are thought to allocate a substantial portion of their photosynthetically fixed carbon (C) to the rhizosphere as exudates. These exudates serve multiple functions, including the mobilization of soil nutrients suc…
View article: The global root exudate carbon flux
The global root exudate carbon flux Open
Root exudation, the export of low-molecular weight organic carbon (C) from living plant roots to soil, influences microbial activity, nutrient availability, and ecosystem feedbacks to climate change, but the magnitude of this C flux at eco…
View article: Extreme drought impacts have been underestimated in grasslands and shrublands globally
Extreme drought impacts have been underestimated in grasslands and shrublands globally Open
Climate change is increasing the frequency and severity of short-term (~1 y) drought events—the most common duration of drought—globally. Yet the impact of this intensification of drought on ecosystem functioning remains poorly resolved. T…
View article: Functionally discrete fine roots differ in microbial assembly, microbial functional potential, and produced metabolites
Functionally discrete fine roots differ in microbial assembly, microbial functional potential, and produced metabolites Open
Traditionally, fine roots were grouped using arbitrary size categories, rarely capturing the heterogeneity in physiology, morphology and functionality among different fine root orders. Fine roots with different functional roles are rarely …
View article: Cross-species predictive modeling reveals conserved drought responses between maize and sorghum
Cross-species predictive modeling reveals conserved drought responses between maize and sorghum Open
Drought tolerance is a highly complex trait controlled by numerous interconnected pathways with substantial variation within and across plant species. This complexity makes it difficult to distill individual genetic loci underlying toleran…
View article: Post-drought root exudation defines soil organic matter stability in a temperate mature forest
Post-drought root exudation defines soil organic matter stability in a temperate mature forest Open
Forest soils are crucial for many ecosystem services that rely on soil organic matter (SOM) stability. Carbon allocated to roots and released as exudates to the rhizosphere plays a key role in SOM stabilization. Under periodic drought, ele…
View article: Carbon allocation to root exudates in a mature mixed F. sylvatica – P. abies forest under drought and one year after drought release.
Carbon allocation to root exudates in a mature mixed F. sylvatica – P. abies forest under drought and one year after drought release. Open
In recent years, important processes controlling ecosystem carbon dynamics have been connected to fine-root exudation of soluble carbon compounds. Root exudation patterns may change depending on plant interactions and plant susceptibility …
View article: The effects of mixed-species root zones on the resistance of soil bacteria and fungi to long-term experimental and natural reductions in soil moisture
The effects of mixed-species root zones on the resistance of soil bacteria and fungi to long-term experimental and natural reductions in soil moisture Open
View article: A multivariate network analysis of ring- and diffuse-porous tree xylem vasculature segmented by convolutional neural networks
A multivariate network analysis of ring- and diffuse-porous tree xylem vasculature segmented by convolutional neural networks Open
The xylem network, the water conduction system in wood determines the ability of trees to avoid hydraulic failure during drought stress. The capability to withstand embolisms, disruptions of the water column by gas bubbles that contribute …
View article: Commercial Bioinoculants Increase Root Length Colonization and Improve Petiole Nutrient Concentration of Field-grown Grapevines
Commercial Bioinoculants Increase Root Length Colonization and Improve Petiole Nutrient Concentration of Field-grown Grapevines Open
Agricultural bioinoculants containing arbuscular mycorrhizal fungi represent a potential opportunity to reduce the dependence of grapevines ( Vitis ) on agrochemicals. This field study assessed the ability of four commercial bioinoculants …
View article: Cross-species predictive modeling reveals conserved drought responses between maize and sorghum
Cross-species predictive modeling reveals conserved drought responses between maize and sorghum Open
Drought tolerance is a highly complex trait controlled by numerous interconnected pathways with substantial variation within and across plant species. This complexity makes it difficult to distill individual genetic loci underlying toleran…
View article: Dynamics of initial carbon allocation after drought release in mature Norway spruce—Increased belowground allocation of current photoassimilates covers only half of the carbon used for fine‐root growth
Dynamics of initial carbon allocation after drought release in mature Norway spruce—Increased belowground allocation of current photoassimilates covers only half of the carbon used for fine‐root growth Open
After drought events, tree recovery depends on sufficient carbon (C) allocation to the sink organs. The present study aimed to elucidate dynamics of tree‐level C sink activity and allocation of recent photoassimilates (C new ) and stored C…
View article: Carbon allocation to root exudates is maintained in mature temperate tree species under drought
Carbon allocation to root exudates is maintained in mature temperate tree species under drought Open
Summary Carbon (C) exuded via roots is proposed to increase under drought and facilitate important ecosystem functions. However, it is unknown how exudate quantities relate to the total C budget of a drought‐stressed tree, that is, how muc…
View article: Experimental drought increased the forest’s belowground sink strength towards temporarily increased topsoil carbon stocks
Experimental drought increased the forest’s belowground sink strength towards temporarily increased topsoil carbon stocks Open
<p>Reduced carbon assimilation by plants and increased net ecosystem exchange are often considered to reduce the overall carbon sink function of drought-stressed ecosystems. However, plants and soil may respond differently under drou…
View article: Repetitive seasonal drought causes substantial species‐specific shifts in fine‐root longevity and spatio‐temporal production patterns in mature temperate forest trees
Repetitive seasonal drought causes substantial species‐specific shifts in fine‐root longevity and spatio‐temporal production patterns in mature temperate forest trees Open
Summary Temperate forest ecosystems are exposed to a higher frequency, duration and severity of drought. To promote forest longevity in a changing climate, we require a better understanding of the long‐term impacts of repetitive drought ev…
View article: Investigating the chemical and spatial distribution of root carbon along the root-microbe-mineral pathway
Investigating the chemical and spatial distribution of root carbon along the root-microbe-mineral pathway Open
<p>Plants allocate an estimated 11% of the C that they fixate as root exudates, a complex mixture of compounds that helps engineer the plant’s subterranean habitat. Root exudates stabilize soil aggregates, improve water ret…
View article: Fine root exudation rate increases in drier soils, but tree level carbon exudation does not change under drought in mature Fagus sylvatica - Picea abies trees
Fine root exudation rate increases in drier soils, but tree level carbon exudation does not change under drought in mature Fagus sylvatica - Picea abies trees Open
<div><span>Drought is a severe natural risk that increases drying-rewetting frequencies of soils. Yet, it remains largely unknown how forest ecosystems respond to dry-wet cycles, hampering our ability to evaluate the overall si…
View article: The Kroof experiment: realization and efficacy of a recurrent drought experiment plus recovery in a beech/spruce forest
The Kroof experiment: realization and efficacy of a recurrent drought experiment plus recovery in a beech/spruce forest Open
Forest ecosystems play a central role in global water and carbon cycles, yet the impact of global climate change, in particular drought, on trees and forests is poorly understood. Therefore, there is an urgent need for forest‐scale experim…
View article: Fine-Root Traits Reveal Contrasting Ecological Strategies in European Beech and Norway Spruce During Extreme Drought
Fine-Root Traits Reveal Contrasting Ecological Strategies in European Beech and Norway Spruce During Extreme Drought Open
Trees adjust multiple structural and functional organ-specific characteristics, "traits", to cope with diverse soil conditions. Studies on traits are widely used to uncover ecological species adaptability to varying environments. However, …
View article: Growth and mortality of Norway spruce and European beech in monospecific and mixed-species stands under natural episodic and experimentally extended drought. Results of the KROOF throughfall exclusion experiment
Growth and mortality of Norway spruce and European beech in monospecific and mixed-species stands under natural episodic and experimentally extended drought. Results of the KROOF throughfall exclusion experiment Open
View article: Prevalent root-derived phenolics drive shifts in microbial community composition and prime decomposition in forest soil
Prevalent root-derived phenolics drive shifts in microbial community composition and prime decomposition in forest soil Open
Phenolic compounds perform various functions in soil ranging from microbial substrate to toxin and form the basis of several plant-mediated processes. The aim of this study was to investigate how phenolics commonly exuded by tree roots inf…
View article: C-dots as non-toxic, non-destructive novel tracers to measure biochemical cycles in the soil-plant-atmosphere continuum
C-dots as non-toxic, non-destructive novel tracers to measure biochemical cycles in the soil-plant-atmosphere continuum Open
<p>Tracers provide a way to determine, follow and quantify biochemical cycles and energy fluxes within the soil-plant-atmosphere continuum (SPAC). Thereby, different tracers, such as dyes, carbonyl sulfite or stable isotopes are empl…
View article: C-dots as a novel silica-based fluorescent nanoparticle tracer to investigate plant hydraulics
C-dots as a novel silica-based fluorescent nanoparticle tracer to investigate plant hydraulics Open
<p>Forest cover exerts a significant control on the partitioning of precipitation between evapotranspiration and surface runoff. Thus, understanding how plants take up and transpire water in forested catchments is essential to predic…
View article: Tree species interaction and soil depth affect the response of root exudates to drought
Tree species interaction and soil depth affect the response of root exudates to drought Open
<p>Drought is considered a severe natural risk that increases drying-rewetting frequencies of soil. Yet, it remains largely unknown how forest ecosystems respond, hampering our ability to evaluate the overall sink and source function…
View article: Water potential gradient, root conduit size and root xylem hydraulic conductivity determine the extent of hydraulic redistribution in temperate trees
Water potential gradient, root conduit size and root xylem hydraulic conductivity determine the extent of hydraulic redistribution in temperate trees Open
Hydraulic redistribution (HR) of soil water through plant roots is widely described; however its extent, especially in temperate trees, remains unclear. Here, we quantified HR of five temperate tree species. We hypothesized that both, HR w…