Search Results - "Fletcher, D. McKay"
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Quantifying citrate-enhanced phosphate root uptake using microdialysis
Published in Plant and soil (01-04-2021)“…Aims Organic acid exudation by plant roots is thought to promote phosphate (P) solubilisation and bioavailability in soils with poorly available nutrients…”
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Significance of root hairs at the field scale – modelling root water and phosphorus uptake under different field conditions
Published in Plant and soil (01-02-2020)“…Background and aims Root hairs play a significant role in phosphorus (P) extraction at the pore scale. However, their importance at the field scale remains…”
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A 3D image-based modelling approach for understanding spatiotemporal processes in phosphorus fertiliser dissolution, soil buffering and uptake by plant roots
Published in Scientific reports (23-09-2022)“…Phosphorus (P) is a key yield-limiting nutrient for crops, but the main source of P fertiliser is finite. Therefore, efficient fertilisation is crucial…”
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A mathematical model of biofilm growth and spread within plant xylem: Case study of Xylella fastidiosa in olive trees
Published in Journal of theoretical biology (21-03-2024)“…Xylem-limited bacterial pathogens cause some of the most destructive plant diseases. Though imposed measures to control these pathogens are generally…”
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Measurement of micro-scale soil deformation around roots using four-dimensional synchrotron tomography and image correlation
Published in Journal of the Royal Society interface (01-11-2017)“…This study applied time lapse (four-dimensional) synchrotron X-ray computed tomography to observe micro-scale interactions between plant roots and soil…”
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Precipitation-optimised targeting of nitrogen fertilisers in a model maize cropping system
Published in The Science of the total environment (20-02-2021)“…Typically, half of the nitrogen (N) fertiliser applied to agricultural fields is lost to the wider environment. This inefficiency is driven by soil processes…”
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Microdialysis probes and digital twins reveal the rapid removal of fertiliser phosphate from the soil solution with an impact on crop nutrition in the short-term
Published in Soil biology & biochemistry (01-07-2024)“…Global food production depends on the application of phosphorus (P) fertilisers, usually sourced from rock phosphate, a non-renewable resource. Optimising P…”
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Image-based quantification of soil microbial dead zones induced by nitrogen fertilization
Published in The Science of the total environment (20-07-2020)“…Microbial communities in agricultural soils underpin many ecosystem services including the maintenance of soil structure, food production, water purification…”
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Physical characterisation of chia mucilage polymeric gel and its implications on rhizosphere science - Integrating imaging, MRI, and modelling to gain insights into plant and microbial amended soils
Published in Soil biology & biochemistry (01-11-2021)“…Root-secreted mucilage and microbially produced extracellular polymeric substances (EPS) modify soil physical and biogeochemical processes. Most studies infer…”
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