A. Glyn Bengough
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View article: Alteration of soil biophysical properties after decomposition of contrasting root systems
Alteration of soil biophysical properties after decomposition of contrasting root systems Open
Background: Increased water infiltration in the presence of vegetation has been reported in the literature for both woody and herbaceous plants. However, there is a lack of experimental data on macropores development after root decompositi…
View article: Modifying soil properties with herbaceous plants for natural flood risk-reduction
Modifying soil properties with herbaceous plants for natural flood risk-reduction Open
Background and aim Nature-based solutions to engineering challenges are essential to limit climate change impacts on the urban environment. Quantitative understanding of multiple “engineering functions” provided by soil-plant interactions …
View article: DRAM: A three-dimensional analytical model for the mobilisation of root reinforcement in direct shear conditions
DRAM: A three-dimensional analytical model for the mobilisation of root reinforcement in direct shear conditions Open
Roots can stabilise slopes against shallow landslides by mobilising their mechanical strength. Existing analytical models are highly simplified and typically focus on the ultimate limit state only, thus providing little insight into the un…
View article: Cover Image
Cover Image Open
The cover image is based on the Original Article Soil penetration by maize roots is negatively related to ethylene-induced thickening by Dorien Vanhees et al., https://doi.org/10.1111/pce.14175 Image credits: Craig J Sturrock, The Hounsfie…
View article: Modelling of stress transfer in root-reinforced soils informed by four-dimensional X-ray computed tomography and digital volume correlation data
Modelling of stress transfer in root-reinforced soils informed by four-dimensional X-ray computed tomography and digital volume correlation data Open
Vegetation enhances soil shearing resistance through water uptake and root reinforcement. Analytical models for soils reinforced with roots rely on input parameters that are difficult to measure, leading to widely varying predictions of be…
View article: Root reinforcement: continuum framework for constitutive modelling
Root reinforcement: continuum framework for constitutive modelling Open
The mechanical contribution of plant roots to soil strength has typically been studied at the ultimate limit state only. Since many geotechnical problems are related to serviceability, such as deformation of infrastructure, a new constitut…
View article: A starting guide to root ecology: strengthening ecological concepts and standardising root classification, sampling, processing and trait measurements
A starting guide to root ecology: strengthening ecological concepts and standardising root classification, sampling, processing and trait measurements Open
Summary In the context of a recent massive increase in research on plant root functions and their impact on the environment, root ecologists currently face many important challenges to keep on generating cutting‐edge, meaningful and integr…
View article: Drying of fibrous roots strengthens the negative power relation between biomechanical properties and diameter
Drying of fibrous roots strengthens the negative power relation between biomechanical properties and diameter Open
Aims Test the effects of root drying on biomechanical properties of fibrous roots. Methods Tensile strength and Young’s modulus of Festuca arundinacea roots were tested after full hydration and during progressive drying. Root diameter, wat…
View article: Soil penetration by maize roots is negatively related to ethylene‐induced thickening
Soil penetration by maize roots is negatively related to ethylene‐induced thickening Open
Radial expansion is a classic response of roots to a mechanical impedance that has generally been assumed to aid penetration. We analysed the response of maize nodal roots to impedance to test the hypothesis that radial expansion is not re…
View article: Spectral and Growth Characteristics of Willows and Maize in Soil Contaminated with a Layer of Crude or Refined Oil
Spectral and Growth Characteristics of Willows and Maize in Soil Contaminated with a Layer of Crude or Refined Oil Open
Remote sensing holds great potential for detecting stress in vegetation caused by hydrocarbons, but we need to better understand the effects of hydrocarbons on plant growth and specific spectral expression. Willow (Salix viminalis var. Tor…
View article: The effect of root hairs under drought in open field conditions
The effect of root hairs under drought in open field conditions Open
<p>Root hairs represent an attractive target for future crop breeding, to improve resource use efficiency and stress tolerance. Most studies investigating root hairs have focused on plant tolerance to phosphorus deficiency and rhizos…
View article: Plant-soil interactions can enhance earth barrier systems in urban spaces&#160;
Plant-soil interactions can enhance earth barrier systems in urban spaces  Open
<p>Climate change is expected to introduce increasing threats to human health and the urban built environment, due to extreme events such as heavy precipitation. In the urban environment, impermeable hard-engineered surfaces may exac…
View article: Root age influences failure location in grass species during mechanical testing
Root age influences failure location in grass species during mechanical testing Open
Aims Root tensile tests are often rejected if failure location is outside the middle section of samples. This study aims to identify where and why failure occurs along a root axis, and hence to revisit current approaches to test-validity. …
View article: Genotypic variation in soil penetration by maize roots is negatively related to ethylene-induced thickening
Genotypic variation in soil penetration by maize roots is negatively related to ethylene-induced thickening Open
Radial expansion is a classic response of roots to mechanical impedance that has generally been assumed to aid penetration. We analysed the response of maize nodal roots to impedance to test the hypothesis that radial expansion is not rela…
View article: Root traits as drivers of plant and ecosystem functioning: current understanding, pitfalls and future research needs
Root traits as drivers of plant and ecosystem functioning: current understanding, pitfalls and future research needs Open
Summary The effects of plants on the biosphere, atmosphere and geosphere are key determinants of terrestrial ecosystem functioning. However, despite substantial progress made regarding plant belowground components, we are still only beginn…
View article: Significance of root hairs for plant performance under contrasting field conditions and water deficit
Significance of root hairs for plant performance under contrasting field conditions and water deficit Open
Background and Aims Previous laboratory studies have suggested selection for root hair traits in future crop breeding to improve resource use efficiency and stress tolerance. However, data on the interplay between root hairs and open-field…
View article: Reorganisation of rhizosphere soil pore structure by wild plant species in compacted soils
Reorganisation of rhizosphere soil pore structure by wild plant species in compacted soils Open
Soil compaction represents a major impediment to plant growth, yet wild plants are often observed thriving in soil of high bulk density in non-agricultural settings. We analysed the root growth of three non-cultivated species often found g…
View article: Data for: Mechanisms of root-reinforcement in soils: an experimental methodology using four-dimensional X-ray computed tomography and digital volume correlation
Data for: Mechanisms of root-reinforcement in soils: an experimental methodology using four-dimensional X-ray computed tomography and digital volume correlation Open
Collection of data files used in the paper titled: Mechanisms of root-reinforcement in soils: an experimental methodology using four-dimensional X-ray computed tomography and digital volume correlation. Additional dataset which covers the …
View article: Noise study data for: Mechanisms of root-reinforcement in soils: an experimental methodology using four-dimensional X-ray computed tomography and digital volume correlation
Noise study data for: Mechanisms of root-reinforcement in soils: an experimental methodology using four-dimensional X-ray computed tomography and digital volume correlation Open
This dataset contains noise study data used in the paper: Mechanisms of root-reinforcement in soils: an experimental methodology using four-dimensional X-ray computed tomography and digital volume correlation. These include raw CT scans an…
View article: Noise study data for: Mechanisms of root-reinforcement in soils: an experimental methodology using four-dimensional X-ray computed tomography and digital volume correlation
Noise study data for: Mechanisms of root-reinforcement in soils: an experimental methodology using four-dimensional X-ray computed tomography and digital volume correlation Open
This dataset contains noise study data used in the paper: Mechanisms of root-reinforcement in soils: an experimental methodology using four-dimensional X-ray computed tomography and digital volume correlation. These include raw CT scans an…
View article: Data for: Mechanisms of root-reinforcement in soils: an experimental methodology using four-dimensional X-ray computed tomography and digital volume correlation
Data for: Mechanisms of root-reinforcement in soils: an experimental methodology using four-dimensional X-ray computed tomography and digital volume correlation Open
Collection of data files used in the paper titled: Mechanisms of root-reinforcement in soils: an experimental methodology using four-dimensional X-ray computed tomography and digital volume correlation. Additional dataset which covers the …
View article: Mechanisms of root reinforcement in soils: an experimental methodology using four-dimensional X-ray computed tomography and digital volume correlation
Mechanisms of root reinforcement in soils: an experimental methodology using four-dimensional X-ray computed tomography and digital volume correlation Open
Vegetation on railway or highway slopes can improve slope stability through the generation of soil pore water suctions by plant transpiration and mechanical soil reinforcement by the roots. To incorporate the enhanced shearing resistance a…
View article: Root anatomical traits contribute to deeper rooting of maize under compacted field conditions
Root anatomical traits contribute to deeper rooting of maize under compacted field conditions Open
To better understand the role of root anatomy in regulating plant adaptation to soil mechanical impedance, 12 maize lines were evaluated in two soils with and without compaction treatments under field conditions. Penetrometer resistance wa…
View article: Root traits as key proxies to unravel plant and ecosystem functioning: entities, trait selection and outlook
Root traits as key proxies to unravel plant and ecosystem functioning: entities, trait selection and outlook Open
<p>Root systems show a tremendous diversity both between and within species, suggesting a large variability in plant functioning and effects on ecosystem properties and processes. In recent decades, developments in many areas of root…
View article: Measuring the Strength of Root-Reinforced Soil on Steep Natural Slopes Using the Corkscrew Extraction Method
Measuring the Strength of Root-Reinforced Soil on Steep Natural Slopes Using the Corkscrew Extraction Method Open
Roots can help to stabilise slopes against landslides and anchor trees against wind loading, but their mechanical contribution to the strength of soil is difficult to rapidly quantify under field conditions. A new field measurement method,…