Drought stress, effect on soil mechanical impedance and root (crop) growth
G - Articles in popular magazines and other technical publications
Whalley, W. R. and Clark, L. J. 2011. Drought stress, effect on soil mechanical impedance and root (crop) growth.
| Authors | Whalley, W. R. and Clark, L. J. |
|---|---|
| Year of Publication | 2011 |
| Funder project or code | SEF |
| Bio-physics of the soil-root interface | |
| Open access | Published as non-open access |
| Publisher | Springer, Dordrecht |
| Collective title | Encyclopedia of agrophysics |
| Page range | 228-231 |
| Editors | Glinski, J., Lipiec, J. and Horabik, J. |
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Wang, X., Cheng, L., Xiong, C., Whalley, W. R., Miller, A. J., Rengel, Z., Zhang, F. and Shen, J. 2024. Understanding plant–soil interactions underpins enhanced sustainability of crop production. Trends in Plant Science. 29 (11). https://doi.org/10.1016/j.tplants.2024.05.008
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Soil Mechanical Resistance and Root Growth and Function
B - Book chapters etc edited externally
Whalley, W. R., Bengough, A. G., Hawkesford, M. J., Mooney, S. J., Bennett, M. J. and Pandey, B. K. 2024. Soil Mechanical Resistance and Root Growth and Function. in: Beeckman, T. and Eshel, A. (ed.) Plant Roots – The Hidden Half Taylor & Francis. pp. 415-432
The pore-rhizosheath shapes maize root architecture by enhancing root distribution in macropores
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The effects of soil compaction on wheat seedling root growth are specific to soil texture and soil moisture status
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Root phenotyping and root water uptake calculation using soil water contents measured in a winter wheat field
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Soil structure has a greater effect on the rooting of wheat (Triticum aestivum L.) than nitrogen fertilisation rate or genotype.
A - Papers appearing in refereed journals
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Does no-tillage mitigate the negative effects of harvest compaction on soil pore characteristics in Northeast China?
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Tian, M., Whalley, W. R., Zhou, H., Ren, T. and Gao, W. 2023. Does no-tillage mitigate the negative effects of harvest compaction on soil pore characteristics in Northeast China? Soil & Tillage Research. 233, p. 105787. https://doi.org/10.1016/j.still.2023.105787
Changes in soil surface properties under simulated rainfall and the effect of surface roughness on runoff, infiltration and soil loss
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Bahddou, S., Otten, W., Whalley, W. R., Shin, H., El Gharous, M. and Rickson, R. J. 2023. Changes in soil surface properties under simulated rainfall and the effect of surface roughness on runoff, infiltration and soil loss. Geoderma. 431, p. 116341. https://doi.org/10.1016/j.geoderma.2023.116341
An overlooked mechanism underlying the attenuated temperature response of soil heterotrophic respiration
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Changes of soil structure under different tillage management assessed by bulk density, penetrometer resistance, water retention curve, least limiting water range and X-ray computed tomography
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Localized nutrient supply can facilitate root proliferation and increase nitrogen-use efficiency in compacted soil
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On the improved Brutsaert's model to estimate the soil water content by measuring P-wave and S-wave speeds: A commentary on Xu et al. (2020)
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Shin, H. C. and Whalley, W. R. 2021. On the improved Brutsaert's model to estimate the soil water content by measuring P-wave and S-wave speeds: A commentary on Xu et al. (2020). Geoderma. 402 (15 November), p. 115335. https://doi.org/10.1016/j.geoderma.2021.115335
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Characteristics of soil organic matter within an erosional landscape under agriculture in Northeast China: stock, source, and thermal stability
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Zhang, W., Gregory, A. S., Whalley, W. R., Ren, T. and Gao, W. 2021. Characteristics of soil organic matter within an erosional landscape under agriculture in Northeast China: stock, source, and thermal stability. Soil & Tillage Research. 209, p. 104927. https://doi.org/10.1016/j.still.2020.104927
Plant roots sense soil compaction through restricted ethylene diffusion
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Advances in understanding of nitrogen (N) uptake by plant roots
B - Book chapters etc edited externally
Hawkesford, M. J. and Whalley, W. R. 2021. Advances in understanding of nitrogen (N) uptake by plant roots. in: Gregory, P. (ed.) Understanding and improving crop root function UK Burleigh Dodds.
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Suravi, K., Attenborough, K., Taherzadeh, S., Macdonald, A. J., Powlson, D. S., Ashton, R. W., Suravi, K. N. and Whalley, W. R. 2021. The effect of organic carbon content on soil compression characteristics. Soil & Tillage Research. 209 (May), p. 104975. https://doi.org/10.1016/j.still.2021.104975
Relationship between soil carbon sequestration and the ability of soil aggregates to transport dissolved oxygen
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Zhang, X., Gregory, A. S., Whalley, W. R., Coleman, K., Neal, A. L., Bacq-Labreuil, A., Mooney, S. J., Crawford, J. W., Soga, K. and Illangasekare, T. H. 2021. Relationship between soil carbon sequestration and the ability of soil aggregates to transport dissolved oxygen. Geoderma. 403, p. 115370. https://doi.org/10.1016/j.geoderma.2021.115370
Wheat growth responses to soil mechanical impedance are dependent on phosphorus supply
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Wang, X., Shen, J., Hedden, P., Phillips, A. L., Thomas, S. G., Ge, Y., Ashton, R. W. and Whalley, W. R. 2021. Wheat growth responses to soil mechanical impedance are dependent on phosphorus supply. Soil & Tillage Research. 205, p. 104754. https://doi.org/10.1016/j.still.2020.104754
Time-lapse geophysical assessment of agricultural practices on soil moisture dynamics
A - Papers appearing in refereed journals
Blanchy, G., Watts, C. W., Richards, J., Bussell, J., Huntenburg, K., Sparkes, D. L., Stalham, M., Hawkesford, M. J., Whalley, W. R. and Binley, A. 2020. Time-lapse geophysical assessment of agricultural practices on soil moisture dynamics. Vadose Zone Journal. 19 (1), p. e20080. https://doi.org/10.1002/vzj2.20080
Accounting for heterogeneity in the 𝛉–𝛔 relationship: Application to wheat phenotyping using EMI
A - Papers appearing in refereed journals
Blanchy, G., Watts, C. W., Ashton, R. W., Webster, C. P., Hawkesford, M. J., Whalley, W. R. and Binley, A. 2020. Accounting for heterogeneity in the 𝛉–𝛔 relationship: Application to wheat phenotyping using EMI. Vadose Zone Journal. 19 (1), p. e20037. https://doi.org/10.1002/vzj2.20037
Sustainable Cropping Requires Adaptation to a Heterogeneous Rhizosphere
A - Papers appearing in refereed journals
Wang, X., Whalley, W. R., Miller, A. J., White, P. J., Zhang, F. and Shen, J. 2020. Sustainable Cropping Requires Adaptation to a Heterogeneous Rhizosphere. Trends in Plant Science. 25 (12), pp. 1194-1202. https://doi.org/10.1016/j.tplants.2020.07.006
Time-intensive geoelectrical monitoring under winter wheat
A - Papers appearing in refereed journals
Blanchy, G., Virlet, N., Sadeghi-Tehran, P., Watts, C. W., Hawkesford, M. J., Whalley, W. R. and Binley, A. 2020. Time-intensive geoelectrical monitoring under winter wheat . Near Surface Geophysics. https://doi.org/10.1002/nsg.12107
Physical properties of a sandy soil as affected by incubation with a synthetic root exudate - strength, thermal and hydraulic conductivity, and evaporation
A - Papers appearing in refereed journals
Zhang, W., Gao, W., Whalley, W. R. and Ren, T. 2020. Physical properties of a sandy soil as affected by incubation with a synthetic root exudate - strength, thermal and hydraulic conductivity, and evaporation. European Journal of Soil Science. pp. 1-11. https://doi.org/10.1111/ejss.13007
A comparison between water uptake and root length density in winter wheat: effects of root density and rhizosphere properties
A - Papers appearing in refereed journals
Whalley, W. R., Zhang, X., Whalley, P. A., Ashton, R. W., Evans, J., Hawkesford, M. J., Griffiths, G., Huang, Z. D., Zhou, H. and Mooney, S. J. 2020. A comparison between water uptake and root length density in winter wheat: effects of root density and rhizosphere properties . Plant and Soil. 451, pp. 345-356. https://doi.org/10.1007/s11104-020-04530-3
A novel approach to estimate soil penetrometer resistance from water content, bulk density, and shear wave velocity: A laboratory study on a loamy sand soil
A - Papers appearing in refereed journals
Zhang, W., Gao, W., Ren, T. and Whalley, W. R. 2020. A novel approach to estimate soil penetrometer resistance from water content, bulk density, and shear wave velocity: A laboratory study on a loamy sand soil. Geoderma. 368 (1 June), p. 114276. https://doi.org/10.1016/j.geoderma.2020.114276
Soil strength influences wheat root interactions with soil macropores
A - Papers appearing in refereed journals
Atkinson, J. A., Hawkesford, M. J., Whalley, W. R., Zhou, H. and Money, S. J. 2019. Soil strength influences wheat root interactions with soil macropores. Plant, Cell and Environment. pp. 1-11. https://doi.org/10.1111/pce.13659
Multiple abiotic stress, nitrate availability and the growth of wheat
A - Papers appearing in refereed journals
Ge, Y., Hawkesford, M. J., Rosolem, C. A., Mooney, S. J., Ashton, R. W., Evans, J. and Whalley, W. R. 2019. Multiple abiotic stress, nitrate availability and the growth of wheat . Soil & Tillage Research. 191 (August), pp. 171-184. https://doi.org/10.1016/j.still.2019.04.005
The role of plant species and soil condition in the structural development of the rhizosphere
A - Papers appearing in refereed journals
Helliwell, J. R., Sturrock, C. J., Miller, A. J., Whalley, W. R. and Mooney, S. J. 2019. The role of plant species and soil condition in the structural development of the rhizosphere. Plant, Cell and Environment. 42 (6), pp. 1974-1986. https://doi.org/10.1111/pce.13529
The relationships between seedling root screens, root growth in the field and grain yield for wheat
A - Papers appearing in refereed journals
Bai, C., Ge, Y., Ashton, R. W., Evans, J., Milne, A. E., Hawkesford, M. J., Whalley, W. R., Parry, M. A. J., Melichar, J., Feuerhelm, D., Bansept, P. and Bartsch, M. 2019. The relationships between seedling root screens, root growth in the field and grain yield for wheat . Plant and Soil. https://doi.org/10.1007/s11104-019-04088-9
Shrinkage characteristics of lime concretion black soil as affected by biochar amendment
A - Papers appearing in refereed journals
Wei, C., Gao, W., Whalley, W. R. and Li, B. 2018. Shrinkage characteristics of lime concretion black soil as affected by biochar amendment. Pedosphere. 28 (5), pp. 713-725. https://doi.org/10.1016/S1002-0160(18)60041-4
Improved Interpretation of Mercury Intrusion and Soil Water Retention Percolation Characteristics by Inverse Modelling and Void Cluster Analysis
A - Papers appearing in refereed journals
Matthews, G. P., Levy, C. L., Laudone, G. M., Jones, K. L., Ridgway, C. J., Hallin, I. L., Gazze, S. A., Francis, L., Whalley, W. R., Schoelkopf, J. and Gane, P. A. C. 2018. Improved Interpretation of Mercury Intrusion and Soil Water Retention Percolation Characteristics by Inverse Modelling and Void Cluster Analysis. Transport In Porous Media. https://doi.org/10.1007/s11242-018-1087-1
The effect of microbial activity on soil water diffusivity
A - Papers appearing in refereed journals
Choudhury, B. U., Ferraris, S., Ashton, R. W., Powlson, D. S. and Whalley, W. R. 2018. The effect of microbial activity on soil water diffusivity. European Journal of Soil Science. 69 (3), pp. 407-413. https://doi.org/10.1111/ejss.12535
A novel dielectric tensiometer enabling precision PID-based irrigation control of polytunnel-grown strawberries in coir
A - Papers appearing in refereed journals
Goodchild, M. S., Jenkins, M. D., Whalley, W. R. and Watts, C. W. 2018. A novel dielectric tensiometer enabling precision PID-based irrigation control of polytunnel-grown strawberries in coir. Biosystems Engineering. 165 (January), pp. 70-76. https://doi.org/10.1016/j.biosystemseng.2017.10.018
Effect of soil saturation on denitrification in a grassland soil
A - Papers appearing in refereed journals
Cardenas, L. M., Bol, R., Lewicka-Szczebak, D., Gregory, A. S., Matthews, G. P., Whalley, W. R., Misselbrook, T. H., Scholefield, D. and Well, R. 2017. Effect of soil saturation on denitrification in a grassland soil. Biogeosciences. 14 (20), pp. 4691-4710. https://doi.org/10.5194/bg-14-4691-2017
Effect of microbial activity on penetrometer resistance and elastic modulus of soil at different temperatures
A - Papers appearing in refereed journals
Gao, W., Muñoz-Romero, V., Ren, T., Ashton, R. W., Morin, M., Clark, I. M., Powlson, D. S. and Whalley, W. R. 2017. Effect of microbial activity on penetrometer resistance and elastic modulus of soil at different temperatures. European Journal of Soil Science. 68 (4), pp. 412-419. https://doi.org/10.1111/ejss.12440
Shaping an Optimal Soil by Root–Soil Interaction
A - Papers appearing in refereed journals
Jin, K., White, P. J., Whalley, W. R., Shen, J. and Shi, L. 2017. Shaping an Optimal Soil by Root–Soil Interaction. Trends in Plant Science. 22 (10), pp. 823-829. https://doi.org/10.1016/j.tplants.2017.07.008
Methods to estimate changes in soil water for phenotyping root activity in the field
A - Papers appearing in refereed journals
Whalley, W. R., Binley, A., Watts, C. W., Shanahan, P., Dodd, I. C., Ober, E. S., Ashton, R. W., Webster, C. P., White, R. P. and Hawkesford, M. J. 2017. Methods to estimate changes in soil water for phenotyping root activity in the field. Plant and Soil. 415 (1-2), pp. 407-422. https://doi.org/10.1007/s11104-016-3161-1
The emergent rhizosphere: imaging the development of the porous architecture at the root-soil interface
A - Papers appearing in refereed journals
Helliwell, J. R., Sturrock, C. J., Mairhofer, S., Craigon, J., Ashton, R. W., Miller, A. J., Whalley, W. R. and Mooney, S. J. 2017. The emergent rhizosphere: imaging the development of the porous architecture at the root-soil interface. Scientific Reports. 7, p. 14875. https://doi.org/10.1038/s41598-017-14904-w
Enhanced Plant Rooting and Crop System Management for Improved N Use Efficiency
B - Book chapters etc edited externally
Rosolem, C. A., Ritz, K., Cantarella, H., Hawkesford, M. J., Whalley, W. R. and Mooney, S. J. 2017. Enhanced Plant Rooting and Crop System Management for Improved N Use Efficiency. in: Sparks, D. L. (ed.) Advances in Agronomy Vol.146 Academic Press Inc Elsevier Science.
Root growth in field-grown winter wheat: Some effects of soil conditions, season and genotype.
A - Papers appearing in refereed journals
Hodgkinson, L., Dodd, I. C., Binley, A., Ashton, R. W., White, R. P., Watts, C. W. and Whalley, W. R. 2017. Root growth in field-grown winter wheat: Some effects of soil conditions, season and genotype. European Journal of Agronomy. 91 (November), pp. 74-83. https://doi.org/10.1016/j.eja.2017.09.014
Increased soil phosphorus availability induced by faba bean root exudation stimulates root growth and phosphorus uptake in neighbouring maize
A - Papers appearing in refereed journals
Zhang, D. S., Zhang, C. C., Tang, X. Y., Li, H. G., Zhang, F-S., Rengel, Z., Whalley, W. R., Davies, W. J. and Shen, J. B. 2016. Increased soil phosphorus availability induced by faba bean root exudation stimulates root growth and phosphorus uptake in neighbouring maize. New Phytologist. 209 (2), pp. 823-831. https://doi.org/10.1111/nph.13613
On the theory of Brutsaert about elastic wave speeds in unsaturated soils
A - Papers appearing in refereed journals
Shin, H., Whalley, W. R., Attenborough, K. and Taherzadeh, S. 2016. On the theory of Brutsaert about elastic wave speeds in unsaturated soils. Soil & Tillage Research. 156, pp. 155-165. https://doi.org/10.1016/j.still.2015.10.006
A simple model to predict soil penetrometer resistance as a function of density, drying and depth in the field
A - Papers appearing in refereed journals
Gao, W. D., Whalley, W. R., Tian, Z. C., Liu, J. and Ren, T. S. 2016. A simple model to predict soil penetrometer resistance as a function of density, drying and depth in the field. Soil & Tillage Research. 155, pp. 190-198. https://doi.org/10.1016/j.still.2015.08.004
Major crop species show differential balance between root morphological and physiological responses to variable phosphorus supply
A - Papers appearing in refereed journals
Lyu, Y., Tang, H. L., Li, H. G., Zhang, F-S., Rengel, Z., Whalley, W. R., Shen, J. B. and Stralia, V. P. 2016. Major crop species show differential balance between root morphological and physiological responses to variable phosphorus supply. Frontiers in Plant Science. 7. https://doi.org/10.3389/fpls.2016.01939
Effect of compaction on nitrous oxide and nitrogen emissions from UK soils
C1 - Edited contributions to conferences/learned societies
Cardenas, L. M., Matthews, G. P., Gregory, A. S., Whalley, W. R., Bird, N. R. A., Misselbrook, T. H., Laudone, G. M., Dhanoa, M. S. and Scholefield, D. 2016. Effect of compaction on nitrous oxide and nitrogen emissions from UK soils. Abstract for GGAA conferernce, Melbourne, 14-18 February, 2016.
Deep roots and soil structure
A - Papers appearing in refereed journals
Gao, W., Hodgkinson, L., Jin, K., Watts, C. W., Ashton, R. W., Shen, J., Ren, T., Dodd, I. C., Binley, A., Phillips, A. L., Hedden, P., Hawkesford, M. J. and Whalley, W. R. 2016. Deep roots and soil structure. Plant, Cell and Environment. 39 (8), pp. 1662-1668. https://doi.org/10.1111/pce.12684
Uniting genetics and chemistry to reduce the risk of take-all disease in 2nd wheat crops
C1 - Edited contributions to conferences/learned societies
Moughan, J., Mcmillan, V. E., Melichar, J., Ranner, D., Thornton, C., Whalley, W. R. and Hammond-Kosack, K. E. 2015. Uniting genetics and chemistry to reduce the risk of take-all disease in 2nd wheat crops. Abstracts 9th Symposium International Society for Root Research (ISRR) "Roots Down Under", Canberra, Australia, 6-9 Octomber, 2015. pp. P90
Exploring the susceptibility of cereal species to Phialophora fungi
C1 - Edited contributions to conferences/learned societies
Osborne, S., Mcmillan, V. E., Whalley, W. R., Foulkes, J. and Hammond-Kosack, K. E. 2015. Exploring the susceptibility of cereal species to Phialophora fungi. Abstracts Molecular Biology of Plant Pathogens Conference (MBPP), University of West England, Bristol, 8-9 April, 2015. pp. 56
The use of electromagnetic induction to monitor changes in soil moisture profiles beneath different wheat genotypes
A - Papers appearing in refereed journals
Shanahan, P. W., Binley, A., Whalley, W. R. and Watts, C. W. 2015. The use of electromagnetic induction to monitor changes in soil moisture profiles beneath different wheat genotypes. Soil Science Society of America Journal. 79, pp. 459-466. https://doi.org/10.2136/sssaj2014.09.0360
The effect of impedance to root growth on plant architecture in wheat
A - Papers appearing in refereed journals
Jin, K., Shen, J., Ashton, R. W., White, Robin P., Dodd, I. C., Phillips, A. L., Parry, M. A. J. and Whalley, W. R. 2015. The effect of impedance to root growth on plant architecture in wheat. Plant and Soil. 392, pp. 323-332. https://doi.org/10.1007/s11104-015-2462-0
Isotope fractionation factors controlling isotopocule signatures of soil-emitted N2O produced by denitrification processes of various rates
A - Papers appearing in refereed journals
Lewicka-Szczebak, D., Well, R., Bol, R., Gregory, A. S., Matthews, G. P., Misselbrook, T. H., Whalley, W. R. and Cardenas, L. M. 2015. Isotope fractionation factors controlling isotopocule signatures of soil-emitted N2O produced by denitrification processes of various rates. Rapid Communications in Mass Spectrometry. 29 (3), pp. 269-282. https://doi.org/10.1002/rcm.7102
Wheat root growth responses to horizontal stratification of fertiliser in a water-limited environment
A - Papers appearing in refereed journals
Jin, K., Shen, J., Ashton, R. W., White, Robin P., Dodd, I. C., Parry, M. A. J. and Whalley, W. R. 2015. Wheat root growth responses to horizontal stratification of fertiliser in a water-limited environment. Plant and Soil. 386, pp. 77-88. https://doi.org/10.1007/s11104-014-2249-8
Triaxial testing to determine the effect of soil type and organic carbon content on soil consolidation and shear deformation characteristics
A - Papers appearing in refereed journals
Chakraborty, D., Watts, C. W., Powlson, D. S., Macdonald, A. J., Ashton, R. W., White, Robin P. and Whalley, W. R. 2014. Triaxial testing to determine the effect of soil type and organic carbon content on soil consolidation and shear deformation characteristics. Soil Science Society of America Journal. 78, pp. 1192-1200. https://doi.org/10.2136/sssaj2014.01.0007
Quantifying the impact of microbes on soil structural development and behaviour in wet soils
A - Papers appearing in refereed journals
Helliwell, J. R., Miller, A. J., Whalley, W. R., Mooney, S. J. and Sturrock, C. J. 2014. Quantifying the impact of microbes on soil structural development and behaviour in wet soils. Soil Biology and Biochemistry. 74, pp. 138-147. https://doi.org/10.1016/j.soilbio.2014.03.009
Modelling the path to better soil applied pesticides
C2 - Non-edited contributions to conferences
Sweeney, P., Travis, K., Whalley, W. R., Whitmore, A. P., Dailey, A. G., Wu, L., Van Beinum, W. and Brown, C. 2013. Modelling the path to better soil applied pesticides. Abstracts Conference on Pesticide Behaviour in Soils, Water and Air, York, 2-4 September 2013 .
How do roots elongate in a structured soil?
A - Papers appearing in refereed journals
Jin, K., Shen, J., Ashton, R. W., Dodd, I. C., Parry, M. A. J. and Whalley, W. R. 2013. How do roots elongate in a structured soil? Journal of Experimental Botany. 64, pp. 4761-4777. https://doi.org/10.1093/jxb/ert286
The involvement of gibberellin signalling in the effect of soil resistance to root penetration on leaf elongation and tiller number in wheat
A - Papers appearing in refereed journals
Coelho Filho, M. A., Colebrook, E. H., Lloyd, D. P. A., Webster, C. P., Mooney, S. J., Phillips, A. L., Hedden, P. and Whalley, W. R. 2013. The involvement of gibberellin signalling in the effect of soil resistance to root penetration on leaf elongation and tiller number in wheat. Plant and Soil. 371, pp. 81-94. https://doi.org/10.1007/s11104-013-1662-8
Measurement of the matric potential of soil water in the rhizosphere
A - Papers appearing in refereed journals
Whalley, W. R., Ober, E. S. and Jenkins, M. 2013. Measurement of the matric potential of soil water in the rhizosphere. Journal of Experimental Botany. 64, pp. 3951-3963. https://doi.org/10.1093/jxb/ert044
Soil mechanical resistance and root growth and function
B - Book chapters etc edited externally
Whalley, W. R. and Bengough, A. G. 2013. Soil mechanical resistance and root growth and function. in: Beeckman, T. and Eshel, A. (ed.) Plant roots: the hidden half, 4th ed CRC Press, Boca Raton, Florida. pp. 37.1-37.15
Estimating penetrometer resistance and matric potential from the velocities of shear and compression waves
A - Papers appearing in refereed journals
Gao, W., Watts, C. W., Ren, T., Shin, H-C., Taherzadeh, S., Attenborough, K., Jenkins, M. and Whalley, W. R. 2013. Estimating penetrometer resistance and matric potential from the velocities of shear and compression waves. Soil Science Society of America Journal. 77, pp. 721-728. https://doi.org/10.2136/sssaj2012.0394
Non-invasive characterization of pore-related and elastic properties of soils in linear Biot-Stoll theory using acoustic-to-seismic coupling
A - Papers appearing in refereed journals
Shin, H-C., Taherzadeh, S., Attenborough, K., Whalley, W. R. and Watts, C. W. 2013. Non-invasive characterization of pore-related and elastic properties of soils in linear Biot-Stoll theory using acoustic-to-seismic coupling. European Journal of Soil Science. 64 (3), pp. 308-323. https://doi.org/10.1111/ejss.12000
A novel grass hybrid to reduce flood generation in temperate regions
A - Papers appearing in refereed journals
Macleod, C. J. A., Humphreys, M. W., Whalley, W. R., Turner, L., Binley, A., Watts, C. W., Skot, L., Joynes, A., Hawkins, S., King, I. P., O'donovan, S. and Haygarth, P. M. 2013. A novel grass hybrid to reduce flood generation in temperate regions. Scientific Reports. 3, p. 1683. https://doi.org/10.1038/srep01683
A dual-porous, inverse model of water retention to study biological and hydrological interactions in soil
A - Papers appearing in refereed journals
Laudone, G. M., Matthews, G. P., Gregory, A. S., Bird, N. R. A. and Whalley, W. R. 2013. A dual-porous, inverse model of water retention to study biological and hydrological interactions in soil. European Journal of Soil Science. 64 (3), pp. 345-356. https://doi.org/10.1111/ejss.12055
Applications of X-ray computed tomography for examining biophysical interactions and structural development in soil systems: a review
A - Papers appearing in refereed journals
Helliwell, J. R., Sturrock, C. J., Grayling, K. M., Tracy, S. R., Flavel, R. J., Young, I. M., Whalley, W. R. and Mooney, S. J. 2013. Applications of X-ray computed tomography for examining biophysical interactions and structural development in soil systems: a review. European Journal of Soil Science. 64 (3), pp. 279-297. https://doi.org/10.1111/ejss.12028
Soil physics: new approaches and emerging challenges
A - Papers appearing in refereed journals
Hallett, P., Mooney, S. and Whalley, W. R. 2013. Soil physics: new approaches and emerging challenges. European Journal of Soil Science. 64 (3), pp. 277-278. https://doi.org/10.1111/ejss.12053
Genotypic variation in the ability of wheat roots to penetrate wax layers
A - Papers appearing in refereed journals
Whalley, W. R., Dodd, I. C., Watts, C. W., Webster, C. P., Phillips, A. L., Andralojc, P. J., White, Robin P., Davies, W. J. and Parry, M. A. J. 2013. Genotypic variation in the ability of wheat roots to penetrate wax layers. Plant and Soil. 364, pp. 171-179. https://doi.org/10.1007/s11104-012-1342-0
Natural capital and ecosystem services, developing an appropriate soils framework as a basis for valuation
A - Papers appearing in refereed journals
Robinson, D. A., Hockley, N., Cooper, D. M., Emmett, B. A., Keith, A. M., Lebron, I., Reynolds, B., Tipping, E., Tye, A. M., Watts, C. W., Whalley, W. R., Black, H. I. J., Warren, G. P. and Robinson, J. S. 2013. Natural capital and ecosystem services, developing an appropriate soils framework as a basis for valuation. Soil Biology and Biochemistry. 57, pp. 1023-1033. https://doi.org/10.1016/j.soilbio.2012.09.008
The velocity of shear waves in unsaturated soil
A - Papers appearing in refereed journals
Whalley, W. R., Jenkins, M. and Attenborough, K. 2012. The velocity of shear waves in unsaturated soil. Soil & Tillage Research. 125, pp. 30-37. https://doi.org/10.1016/j.still.2012.05.013
The effect of compaction and shear deformation of saturated soil on hydraulic conductivity
A - Papers appearing in refereed journals
Whalley, W. R., Matthews, G. P. and Ferraris, S. 2012. The effect of compaction and shear deformation of saturated soil on hydraulic conductivity. Soil & Tillage Research. 125, pp. 23-29. https://doi.org/10.1016/j.still.2012.05.020
The effects of compaction and soil drying on penetrometer resistance
A - Papers appearing in refereed journals
Gao, W., Watts, C. W., Ren, T. and Whalley, W. R. 2012. The effects of compaction and soil drying on penetrometer resistance. Soil & Tillage Research. 125, pp. 14-22. https://doi.org/10.1016/j.still.2012.07.006
Predicting penetrometer resistance from the compression characteristic of soil
A - Papers appearing in refereed journals
Gao, W., Ren, T., Bengough, A. G., Auneau, L., Watts, C. W. and Whalley, W. R. 2012. Predicting penetrometer resistance from the compression characteristic of soil. Soil Science Society of America Journal. 76, pp. 361-369. https://doi.org/10.2136/sssaj2011.0217
Roots, water and nutrient acquisition: let's get physical
A - Papers appearing in refereed journals
Chapman, N., Miller, A. J., Lindsey, K. and Whalley, W. R. 2012. Roots, water and nutrient acquisition: let's get physical. Trends in Plant Science. 17 (12), pp. 701-710. https://doi.org/10.1016/j.tplants.2012.08.001
Influence of organic matter on rheological properties of soil
A - Papers appearing in refereed journals
Markgraf, W., Watts, C. W., Whalley, W. R., Hrkac, T. and Horn, R. 2012. Influence of organic matter on rheological properties of soil. Applied Clay Science. 64, pp. 25-33. https://doi.org/10.1016/j.clay.2011.04.009
Isotope fractionation factors controlling isotopologue signatures of soil-emitted N2O produced by denitrification processes of various rates
C2 - Non-edited contributions to conferences
Lewicka-Szczebak, D., Well, R., Cardenas, L. M., Matthews, P., Misselbrook, T. H., Bol, R., Whalley, W. R. and Gregory, A. S. 2012. Isotope fractionation factors controlling isotopologue signatures of soil-emitted N2O produced by denitrification processes of various rates. Abstracts 6th International Symposium on Isotopomers, Washington, DC, 18-22 June 2012 . pp. 51
A dual porous model to predict the effects of soil structure on denitrification and N2O emission
C2 - Non-edited contributions to conferences
Laudone, G. M., Matthews, G. P., Bird, N. R. A., Whalley, W. R., Cardenas, L. M. and Gregory, A. S. 2012. A dual porous model to predict the effects of soil structure on denitrification and N2O emission. Abstracts 4th International Congress Eurosoil 2012, Bari, 2-6 July 2012 .
Genetic and management approaches to boost UK wheat yields by ameliorating water deficits
A - Papers appearing in refereed journals
Dodd, I. C., Whalley, W. R., Ober, E. S. and Parry, M. A. J. 2011. Genetic and management approaches to boost UK wheat yields by ameliorating water deficits. Journal of Experimental Botany. 62, pp. 5241-5248. https://doi.org/10.1093/jxb/err242
A model to predict the effects of soil structure on denitrification and N2O emission
A - Papers appearing in refereed journals
Laudone, G. M., Matthews, G. P., Bird, N. R. A., Whalley, W. R., Cardenas, L. M. and Gregory, A. S. 2011. A model to predict the effects of soil structure on denitrification and N2O emission. Journal of Hydrology. 409, pp. 283-290. https://doi.org/10.1016/j.jhydrol.2011.08.026
The velocity of shear waves in saturated soil
A - Papers appearing in refereed journals
Whalley, W. R., Jenkins, M. and Attenborough, K. 2011. The velocity of shear waves in saturated soil. Soil Science Society of America Journal. 75, pp. 1652-1657. https://doi.org/10.2136/sssaj2010.0449
Water supply and not nitrate concentration determines primary root growth in Arabidopsis
A - Papers appearing in refereed journals
Chapman, N., Whalley, W. R., Lindsey, K. and Miller, A. J. 2011. Water supply and not nitrate concentration determines primary root growth in Arabidopsis. Plant, Cell and Environment. 34 (10), pp. 1630-1638. https://doi.org/10.1111/j.1365-3040.2011.02358.x
Crop emergence, the impact of mechanical impedance
B - Book chapters etc edited externally
Whalley, W. R. and Finch-Savage, W. E. 2011. Crop emergence, the impact of mechanical impedance. in: Glinski, J., Lipiec, J. and Horabik, J. (ed.) Encyclopedia of agrophysics Springer, Dordrecht. pp. 163-167
Effect of soil saturation on denitrification in a grassland soil
C2 - Non-edited contributions to conferences
Cardenas, L. M., Butler, M., Gregory, A. S., Matthews, G. P., Whalley, W. R., Bird, N. R. A., Misselbrook, T. H., Laudone, G. M. and Scholefield, D. 2011. Effect of soil saturation on denitrification in a grassland soil. Abstracts Conference on Nitrogen and Global Change: Key Findings - Future Challenges, Edinburgh, 11-15 April 2011 .
Soil engineering in vivo: harnessing natural biogeochemical systems for sustainable, multi-functional engineering solutions
A - Papers appearing in refereed journals
Dejong, J. T., Soga, K., Banwart, S. A., Whalley, W. R., Ginn, T. R., Nelson, D. C., Mortensen, B. M., Martinez, B. C. and Barkouki, T. 2011. Soil engineering in vivo: harnessing natural biogeochemical systems for sustainable, multi-functional engineering solutions. Journal of the Royal Society Interface. 8, pp. 1-15. https://doi.org/10.1098/rsif.2010.0270
Soil management in relation to sustainable agriculture and ecosystem services
A - Papers appearing in refereed journals
Powlson, D. S., Gregory, P. J., Whalley, W. R., Quinton, J. N., Hopkins, D. W., Whitmore, A. P., Hirsch, P. R. and Goulding, K. W. T. 2011. Soil management in relation to sustainable agriculture and ecosystem services. Food Policy. 36, pp. S72-S87. https://doi.org/10.1016/j.foodpol.2010.11.025
Estimating soil strength in the rooting zone of wheat
A - Papers appearing in refereed journals
Whitmore, A. P., Whalley, W. R., Bird, N. R. A., Watts, C. W. and Gregory, A. S. 2011. Estimating soil strength in the rooting zone of wheat. Plant and Soil. 339, pp. 363-375. https://doi.org/10.1007/s11104-010-0588-7
Separating the effects of water and nitrate stress on root system architecture
C2 - Non-edited contributions to conferences
Chapman, N., Whalley, W. R., Miller, A. J. and Lindsey, K. 2010. Separating the effects of water and nitrate stress on root system architecture. Abstracts 15th International Workshop on Plant Membrane Biology, Adelaide, 19-24 September 2010 . pp. 61
Root water potential integrates discrete soil physical properties to influence ABA signalling during partial rootzone drying
A - Papers appearing in refereed journals
Dodd, I. C., Egea, G., Watts, C. W. and Whalley, W. R. 2010. Root water potential integrates discrete soil physical properties to influence ABA signalling during partial rootzone drying. Journal of Experimental Botany. 61, pp. 3543-3551. https://doi.org/10.1093/jxb/erq195
Measurement and simulation of the effect of compaction on the pore structure and saturated hydraulic conductivity of grassland and arable soil
A - Papers appearing in refereed journals
Matthews, G. P., Laudone, G. M., Gregory, A. S., Bird, N. R. A., Matthews, A. G. De G. and Whalley, W. R. 2010. Measurement and simulation of the effect of compaction on the pore structure and saturated hydraulic conductivity of grassland and arable soil. Water Resources Research. 46, p. W05501 (13pp). https://doi.org/10.1029/2009WR007720
Estimating relative hydraulic conductivity from the water release characteristic of a shrinking clay soil
A - Papers appearing in refereed journals
Gregory, A. S., Bird, N. R. A., Whalley, W. R. and Matthews, G. P. 2010. Estimating relative hydraulic conductivity from the water release characteristic of a shrinking clay soil. Soil Science Society of America Journal. 74, pp. 1113-1118. https://doi.org/10.2136/sssaj2009.0356
Deformation and shrinkage effects on the soil water release characteristic
A - Papers appearing in refereed journals
Gregory, A. S., Bird, N. R. A., Whalley, W. R., Matthews, G. P. and Young, I. M. 2010. Deformation and shrinkage effects on the soil water release characteristic. Soil Science Society of America Journal. 74, pp. 1104-1112. https://doi.org/10.2136/sssaj2009.0278
A dual-porous, biophysical void structure model of soil for the understanding of the conditions causing nitrous oxide emission
C2 - Non-edited contributions to conferences
Matthews, G. P., Laudone, G. M., Whalley, W. R., Bird, N. R. A., Gregory, A. S., Cardenas, L. M. and Misselbrook, T. H. 2010. A dual-porous, biophysical void structure model of soil for the understanding of the conditions causing nitrous oxide emission. European Geosciences Union (EGU).
Soil management and grass species effects on the hydraulic properties of shrinking soils
A - Papers appearing in refereed journals
Gregory, A. S., Webster, C. P., Watts, C. W., Whalley, W. R., Macleod, C. J. A., Joynes, A., Papadopoulos, A., Haygarth, P. M., Binley, A., Humphreys, M. W., Turner, L. B., Skot, L. and Matthews, G. P. 2010. Soil management and grass species effects on the hydraulic properties of shrinking soils. Soil Science Society of America Journal. 74, pp. 753-761. https://doi.org/10.2136/sssaj2009.0284
Long-term effects of fertilizing systems on soil microstructure: rheological investigations of Rothamsted soils classifying stiffness degradation
C2 - Non-edited contributions to conferences
Markgraf, W., Horn, R., Watts, C. W. and Whalley, W. R. 2009. Long-term effects of fertilizing systems on soil microstructure: rheological investigations of Rothamsted soils classifying stiffness degradation. ISTRO 18th Triennial Conference Proceedings, Izmir, Turkey, 15-19 June 2009 . pp. T4-025-1-8
Linking plant biology and soil physics to understand hillslope hydrology
C2 - Non-edited contributions to conferences
Macleod, C. J. A., Binley, A., Clark, L. J., Gregory, A. S., Hawkins, S. L., Humphreys, M., Joynes, A., Papdopoulos, A., Skot, L., Stone, A., Turner, L. B., Watts, C. W., Webster, C. P., Whalley, W. R. and Haygarth, P. M. 2009. Linking plant biology and soil physics to understand hillslope hydrology. Abstracts European Geophysical Union General Assembly, Vienna, 19-24 April 2009 .
Measurement and pore-level modelling of the production of nitrous oxide from soil
C2 - Non-edited contributions to conferences
Matthews, G. P., Laudone, G. M., Whalley, W. R., Bird, N. R. A., Gregory, A. S., Cardenas, L. M. and Misselbrook, T. H. 2009. Measurement and pore-level modelling of the production of nitrous oxide from soil. Abstracts 2nd International Conference on Biohydrology 2009: a Changing Climate for Biology and Soil Hydrology Interactions, Bratislava, 21-24 September 2009 .
Measurement of low matric potentials with porous matrix sensors and water-filled tensiometers
A - Papers appearing in refereed journals
Whalley, W. R., Lock, G., Jenkins, M., Peloe, T., Burek, K., Balendonck, J., Take, W. A., Tuzel, I. H. and Tuzel, Y. 2009. Measurement of low matric potentials with porous matrix sensors and water-filled tensiometers. Soil Science Society of America Journal. 73 (6), pp. 1796-1803. https://doi.org/10.2136/sssaj2008.0400
Physical effects of soil drying on roots and crop growth
A - Papers appearing in refereed journals
Whitmore, A. P. and Whalley, W. R. 2009. Physical effects of soil drying on roots and crop growth. Journal of Experimental Botany. 60, pp. 2845-2857. https://doi.org/10.1093/jxb/erp200
Evidence from near-isogenic lines that root penetration increases with root diameter and bending stiffness in rice
A - Papers appearing in refereed journals
Clark, L. J., Price, A. H., Steele, K. A. and Whalley, W. R. 2008. Evidence from near-isogenic lines that root penetration increases with root diameter and bending stiffness in rice. Functional Plant Biology. 35, pp. 1163-1171. https://doi.org/10.1071/FP08132
A bioinformatic and transcriptomic approach to identifying positional candidate genes without fine mapping: an example using rice root-growth QTLs
A - Papers appearing in refereed journals
Norton, G. J., Aitkenhead, M. J., Khowaja, F. S., Whalley, W. R. and Price, A. H. 2008. A bioinformatic and transcriptomic approach to identifying positional candidate genes without fine mapping: an example using rice root-growth QTLs. Genomics. 92 (5), pp. 344-352. https://doi.org/10.1016/j.ygeno.2008.07.002
Wetting of agricultural soil measured by a simplified capillary rise technique
A - Papers appearing in refereed journals
Matthews, G. P., Watts, C. W., Powlson, D. S., Price, J. C. and Whalley, W. R. 2008. Wetting of agricultural soil measured by a simplified capillary rise technique. European Journal of Soil Science. 59 (4), pp. 817-823. https://doi.org/10.1111/j.1365-2389.2008.01039.x
A gradual rather than abrupt increase in soil strength gives better root penetration of strong layers
A - Papers appearing in refereed journals
Clark, L. J., Ferraris, S., Price, A. H. and Whalley, W. R. 2008. A gradual rather than abrupt increase in soil strength gives better root penetration of strong layers. Plant and Soil. 307, pp. 235-242. https://doi.org/10.1007/s11104-008-9602-8
The effect of soil strength on yield of wheat
A - Papers appearing in refereed journals
Whalley, W. R., Watts, C. W., Gregory, A. S., Mooney, S. J., Clark, L. J. and Whitmore, A. P. 2008. The effect of soil strength on yield of wheat. Plant and Soil. 306, pp. 237-247. https://doi.org/10.1007/s11104-008-9577-5
Farm Level Optimal Water Management: Assistant for Irrigation under Deficit (FLOW-AID)
G - Articles in popular magazines and other technical publications
Whalley, W. R. 2008. Farm Level Optimal Water Management: Assistant for Irrigation under Deficit (FLOW-AID). RRA Newsletter. 26, p. 2.
Physical resilience of soil to field compaction and the interactions with plant growth and microbial community structure
A - Papers appearing in refereed journals
Gregory, A. S., Watts, C. W., Whalley, W. R., Kuan, H. L., Griffiths, B. S., Hallett, P. D. and Whitmore, A. P. 2007. Physical resilience of soil to field compaction and the interactions with plant growth and microbial community structure. European Journal of Soil Science. 58 (6), pp. 1221-1232. https://doi.org/10.1111/j.1365-2389.2007.00956.x
A porous-matrix sensor to measure the matric potential of soil water in the field
A - Papers appearing in refereed journals
Whalley, W. R., Clark, L. J., Take, W. A., Bird, N. R. A., Leech, P. K., Cope, R. E. and Watts, C. W. 2007. A porous-matrix sensor to measure the matric potential of soil water in the field. European Journal of Soil Science. 58 (1), pp. 18-25. https://doi.org/10.1111/j.1365-2389.00790.x
Prediction of the penetrometer resistance of soils with models with few parameters
A - Papers appearing in refereed journals
Whalley, W. R., To, J., Kay, B. D. and Whitmore, A. P. 2007. Prediction of the penetrometer resistance of soils with models with few parameters. Geoderma. 137, pp. 370-377. https://doi.org/10.1016/j.geoderma.2006.08.029
Effects of soil compaction and irrigation on the concentrations of selenium and arsenic in wheat grains
A - Papers appearing in refereed journals
Zhao, F-J., Lopez-Bellido, F. J., Gray, C. W., Whalley, W. R., Clark, L. J. and McGrath, S. P. 2007. Effects of soil compaction and irrigation on the concentrations of selenium and arsenic in wheat grains. Science of the Total Environment. 372, pp. 433-439. https://doi.org/10.1016/j.scitotenv.2006.09.028
Genetically modified hydrographs: what can grass genetics do for temperate catchment hydrology?
C2 - Non-edited contributions to conferences
Macleod, C. J. A., Binley, A., Clark, L. J., Hawkins, S. L., Humphreys, M. W., King, I. P., Scholefield, D., Turner, L. B., Whalley, W. R. and Haygarth, P. M. 2007. Genetically modified hydrographs: what can grass genetics do for temperate catchment hydrology? European Geosciences Union, General Assembly 2007, Vienna, Austria, 16-20 April 2007.
Genetically modified hydrographs: what can grass genetics do for temperate catchment hydrology?
A - Papers appearing in refereed journals
Macleod, C. J. A., Binley, A., Clark, L. J., Hawkins, S. L., Humphreys, M. W., Turner, L. B., Whalley, W. R. and Haygarth, P. M. 2007. Genetically modified hydrographs: what can grass genetics do for temperate catchment hydrology? Hydrological Processes. 21 (16), pp. 2217-2221. https://doi.org/10.1002/hyp.6780
Grass roots to improve the management of soil-water
C1 - Edited contributions to conferences/learned societies
Humphreys, M. W., Binley, A., Clark, L. J., Hawkins, S. L., King, I. P., Macleod, C. J. A., Turner, L. B., Whalley, W. R. and Haygarth, P. M. 2007. Grass roots to improve the management of soil-water. Hopkins, J. J., Duncan, A. J., McCracken, D. I., Peel, S. and Tallowin, J. R. B. (ed.) 'High Value Grassland: providing biodiversity, a clean environment and premium products': Proceedings BGS/BES/BSAS Conference, Keele University, Staffs, 17-19 April 2007. British Grassland Society Occasional Symposium, 38. pp. 249-252
The role of clay, organic carbon and long-term management on mouldboard plough draught measured on the Broadbalk wheat experiment at Rothamsted
A - Papers appearing in refereed journals
Watts, C. W., Clark, L. J., Poulton, P. R., Powlson, D. S. and Whitmore, A. P. 2006. The role of clay, organic carbon and long-term management on mouldboard plough draught measured on the Broadbalk wheat experiment at Rothamsted. Soil Use and Management. 22 (4), pp. 334-341. https://doi.org/10.1111/j.1475-2743.2006.00054.x
Calculation of the compression index and precompression stress from soil compression test data
A - Papers appearing in refereed journals
Gregory, A. S., Whalley, W. R., Watts, C. W., Bird, N. R. A., Hallett, P. D. and Whitmore, A. P. 2006. Calculation of the compression index and precompression stress from soil compression test data. Soil & Tillage Research. 89, pp. 45-57. https://doi.org/10.1016/j.still.2005.06.012
Does soil strength play a role in wheat yield losses caused by soil drying?
A - Papers appearing in refereed journals
Whalley, W. R., Clark, L. J., Gowing, D. J. G., Cope, R. E., Lodge, R. J. and Leeds-Harrison, P. B. 2006. Does soil strength play a role in wheat yield losses caused by soil drying? Plant and Soil. 280, pp. 279-290. https://doi.org/10.1007/s11104-005-3485-8
Mechanical impedance and nutrient acquisition in rice
A - Papers appearing in refereed journals
Brown, D. A., Clark, L. J., Howarth, J. R., Parmar, S. and Hawkesford, M. J. 2006. Mechanical impedance and nutrient acquisition in rice. Plant and Soil. 280, pp. 65-76. https://doi.org/10.1007/s11104-005-2508-9
Adverse effects of simulated harvesting of short-rotation willow and poplar coppice on vertical pressures and rut depths
A - Papers appearing in refereed journals
Watts, C. W., Clark, L. J., Chamen, W. C. T. and Whitmore, A. P. 2005. Adverse effects of simulated harvesting of short-rotation willow and poplar coppice on vertical pressures and rut depths. Soil & Tillage Research. 84 (2), pp. 192-199. https://doi.org/10.1016/j.still.2004.11.012
Sensing the physical and nutritional status of the root environment in the field: a review of progress and opportunities
A - Papers appearing in refereed journals
Clark, L. J., Gowing, D. J. G., Lark, R. M., Leeds-Harrison, P. B., Miller, A. J., Wells, D. M., Whalley, W. R. and Whitmore, A. P. 2005. Sensing the physical and nutritional status of the root environment in the field: a review of progress and opportunities. The Journal of Agricultural Science. 143, pp. 347-358. https://doi.org/10.1017/S0021859605005253
Biological and technical processes that mediate micro-aggregation of clays
A - Papers appearing in refereed journals
Watts, C. W., Whalley, W. R., Brookes, P. C., Devonshire, B. J. and Whitmore, A. P. 2005. Biological and technical processes that mediate micro-aggregation of clays. Soil Science. 170 (8), pp. 573-583. https://doi.org/10.1097/01.ss.0000178206.74040.0c
Novel sensors for measuring soil nitrogen, water availability and strength
C1 - Edited contributions to conferences/learned societies
Miller, A. J., Wells, D. M., Braven, J., Ebdon, L., Le Goff, T., Clark, L. J., Whalley, W. R., Gowing, D. J. G. and Leeds-Harrison, P. B. 2003. Novel sensors for measuring soil nitrogen, water availability and strength. Proceedings BCPC International Congress - Crop Science and Technology, Glasgow, 10-12 November 2003 . pp. 1107-1114
How do roots penetrate strong soil?
A - Papers appearing in refereed journals
Clark, L. J., Whalley, W. R. and Barraclough, P. B. 2003. How do roots penetrate strong soil? Plant and Soil. 255, pp. 93-104.
Root penetration of strong soil in rainfed lowland rice: comparison of laboratory screens with field performance
A - Papers appearing in refereed journals
Clark, L. J., Cope, R. E., Whalley, W. R., Barraclough, P. B. and Wade, L. J. 2002. Root penetration of strong soil in rainfed lowland rice: comparison of laboratory screens with field performance. Field Crops Research. 76, pp. 189-198. https://doi.org/10.1016/S0378-4290(02)00039-4
Aggregation of a soil with different cropping histories following the addition of organic materials
A - Papers appearing in refereed journals
Watts, C. W., Whalley, W. R., Longstaff, D. J., White, Robin P., Brookes, P. C. and Whitmore, A. P. 2001. Aggregation of a soil with different cropping histories following the addition of organic materials. Soil Use and Management. 17 (4), pp. 263-268. https://doi.org/10.1111/j.1475-2743.2001.tb00036.x
Partial mechanical impedance can increase the turgor of seedling pea roots
A - Papers appearing in refereed journals
Clark, L. J., Whalley, W. R. and Barraclough, P. B. 2001. Partial mechanical impedance can increase the turgor of seedling pea roots. Journal of Experimental Botany. 52, pp. 167-171.
The effect of iron concentration, hindered settling, saturating cation and aggregate density of clays on the size distribution determined by gravitation X-ray sedimentometry
A - Papers appearing in refereed journals
Watts, C. W., Whalley, W. R., Bird, N. R. A. and Ashman, M. R. 2000. The effect of iron concentration, hindered settling, saturating cation and aggregate density of clays on the size distribution determined by gravitation X-ray sedimentometry. European Journal of Soil Science. 51 (2), pp. 305-311. https://doi.org/10.1046/j.1365-2389.2000.00311.x
Screening the ability of rice roots to overcome the mechanical impedance of wax layers: importance of test conditions and measured criteria
A - Papers appearing in refereed journals
Clark, L. J., Aphale, S. L. and Barraclough, P. B. 2000. Screening the ability of rice roots to overcome the mechanical impedance of wax layers: importance of test conditions and measured criteria. Plant and Soil. 219 (1-2), pp. 187-196. https://doi.org/10.1023/A:1004753900945
A combined RFLP and AFLP linkage map of upland rice (Oryza sativa L.) used to identify QTLs for root-penetration ability
A - Papers appearing in refereed journals
Price, A. H., Steele. K. A., Moore, B. J., Barraclough, P. B. and Clark, L. J. 2000. A combined RFLP and AFLP linkage map of upland rice (Oryza sativa L.) used to identify QTLs for root-penetration ability. Theoretical and Applied Genetics. 100 (1), pp. 49-56. https://doi.org/10.1007/s001220050007
How should plant breeders screen for rice root growth through strong soil?
G - Articles in popular magazines and other technical publications
Clark, L. J., Whalley, W. R., Price, A. H., Wade, L. J. and Barraclough, P. B. 1999. How should plant breeders screen for rice root growth through strong soil?
Screening rice root growth under mechanical impedance. Final Technical Report of DFID Project No. R6373
D1 - Technical reports: non-confidential
Clark, L. J., Whalley, W. R., Dexter, A. R. and Barraclough, P. B. 1999. Screening rice root growth under mechanical impedance. Final Technical Report of DFID Project No. R6373.
Do dicotyledons generate greater maximum axial root growth pressures than monocotyledons?
A - Papers appearing in refereed journals
Clark, L. J. and Barraclough, P. B. 1999. Do dicotyledons generate greater maximum axial root growth pressures than monocotyledons? Journal of Experimental Botany. 50 (336), pp. 1263-1266. https://doi.org/10.1093/jxb/50.336.1263
Maximum axial root growth pressure in pea seedlings: effects of measurement techniques and cultivars
A - Papers appearing in refereed journals
Clark, L. J., Bengough, A. G., Whalley, W. R., Dexter, A. R. and Barraclough, P. B. 1999. Maximum axial root growth pressure in pea seedlings: effects of measurement techniques and cultivars. Plant and Soil. 209, pp. 101-109.
Evaluation of agar and agarose gels for studying mechanical impedance in rice roots
A - Papers appearing in refereed journals
Clark, L. J., Whalley, W. R., Leigh, R. A., Dexter, A. R. and Barraclough, P. B. 1999. Evaluation of agar and agarose gels for studying mechanical impedance in rice roots. Plant and Soil. 207, pp. 37-43.
Analysis of monoterpenoids in glandular trichomes of the catmint Nepeta racemosa
A - Papers appearing in refereed journals
Clark, L. J., Hamilton, J. G. C., Chapman, J. V., Rhodes, M. J. C. and Hallahan, D. L. 1997. Analysis of monoterpenoids in glandular trichomes of the catmint Nepeta racemosa. The Plant Journal. 11 (6), pp. 1387-1393. https://doi.org/10.1046/j.1365-313X.1997.11061387.x
Evaluation of techniques for screening the ability of rice roots to grow against mechanical impedance
C2 - Non-edited contributions to conferences
Clark, L. J., Whalley, W. R., Cope, R. E., Aphale, S. L., Barraclough, P. B., Dexter, A. R. and Leigh, R. A. 1997. Evaluation of techniques for screening the ability of rice roots to grow against mechanical impedance. Abstracts 2nd Tansley Conference Putting Plant Physiology On The Map, Bangor, 1-3 April 1997 . pp. 12
Development and essential oil accumulation in glandular trichomes of catmint (Nepeta racemosa )
C2 - Non-edited contributions to conferences
Clark, L. J., Hallahan, D. L., Bourett, T. M., Howard, R. J. and Hamilton, J. G. C. 1996. Development and essential oil accumulation in glandular trichomes of catmint (Nepeta racemosa ). Abstracts SEB Meeting on Control of Plant Development: Genes and Signals, Dublin, 21-25 July 1996 . pp. P21
The effect of mechanical impedance on root growth in rice
C2 - Non-edited contributions to conferences
Clark, L. J., Whalley, W. R., Cope, R. E., Dexter, A. R., Barraclough, P. B. and Leigh, R. A. 1996. The effect of mechanical impedance on root growth in rice. Abstracts 5th Symposium of the International Society of Root Research, Clemson, 14-18 July 1996 . pp. 139
Complete mechanical impedance increases the turgor of cells in the apex of pea roots
A - Papers appearing in refereed journals
Clark, L. J., Whalley, W. R., Dexter, A. R., Barraclough, P. B. and Leigh, R. A. 1996. Complete mechanical impedance increases the turgor of cells in the apex of pea roots. Plant, Cell and Environment. 19 (9), pp. 1099-1102. https://doi.org/10.1111/j.1365-3040.1996.tb00217.x
Physiological and cellular basis for the growth of rice roots through compacted soil
D1 - Technical reports: non-confidential
Clark, L. J., Barraclough, P. B., Leigh, R. A., Whalley, W. R. and Dexter, A. R. 1994. Physiological and cellular basis for the growth of rice roots through compacted soil. Overseas Development Administration (ODA) London.
The temperature-dependence of the maximum axial growth pressure of roots of pea (Pisum sativum L.)
A - Papers appearing in refereed journals
Whalley, W. R., Clark, L. J. and Dexter, A. R. 1994. The temperature-dependence of the maximum axial growth pressure of roots of pea (Pisum sativum L.). Plant and Soil. 163, pp. 211-215.
Studies on the mechanism of sodium transport at the tonoplast of Beta vulgaris. PhD thesis, University of London
F - Theses
Clark, L. J. 1990. Studies on the mechanism of sodium transport at the tonoplast of Beta vulgaris. PhD thesis, University of London. F - Theses
Artefacts associated with the use of acridine orange to measure sodium/proton exchange in tonoplast vesicles.
B - Book chapters etc edited externally
Clark, L. J. and Leigh, R. A. 1989. Artefacts associated with the use of acridine orange to measure sodium/proton exchange in tonoplast vesicles. in: Plant membrane transport: the current position. J. Dainty, M.I. de Michelis, E. Marre & F. Rasi-Caldogno eds Elsevier, Amsterdam. pp. 207-208
Theory and use of centrifugal photosedimentation for particle size analysis of clays
F - Theses
Whalley, W. R. 1988. Theory and use of centrifugal photosedimentation for particle size analysis of clays. F - Theses
Recent advances in our understanding of the transport of nutrients across vacuolar membranes of plant cells. Agriculture Group Symposium : advances in plant nutrition.
C1 - Edited contributions to conferences/learned societies
Leigh, R. A., Pope, A. J. and Clark, L. J. 1988. Recent advances in our understanding of the transport of nutrients across vacuolar membranes of plant cells. Agriculture Group Symposium : advances in plant nutrition. Wiley.
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