Improved understanding of solute concentration-discharge dynamics through state-of-the-art antecedent moisture content (AMC) monitoring and analysis

Eludoyin, A. O., Brazier, R., Quine, T., Bol, R., Orr, R. J. and Griffith, B. A. 2012. Improved understanding of solute concentration-discharge dynamics through state-of-the-art antecedent moisture content (AMC) monitoring and analysis. EGU.

Related outputs

Long-term monitoring of pasture dry matter production across fields with different pasture types, as assessed by rising plate meter

N - Datasets

Jones, A., Resendez-Sepulveda, M., Powe, C., Le-Grice, P., Irisarri, G., Griffith, B. A., Wyness, A. and Harris, P. 2024. Long-term monitoring of pasture dry matter production across fields with different pasture types, as assessed by rising plate meter. Rothamsted Research. https://doi.org/10.23637/rothamsted.99077

Comparison of the welfare of beef cattle in housed and grazing systems: hormones, health and behaviour

N - Datasets

Cooke, A., Morten, C., Le-Grice, P., Hockenhull, J., Griffith, B. A., Mullan, S. M., Le Cocq, K., Lee, M. R. F., Cardenas, L. M. and Rivero, M. J. 2024. Comparison of the welfare of beef cattle in housed and grazing systems: hormones, health and behaviour. Rothamsted Research. https://doi.org/10.23637/rothamsted.99028

Comparison of in-person qualitative behaviour assessment (QBA) and video qualitative behaviour assessments (V-QBA) of beef cattle

N - Datasets

Cooke, A., Morten, C., Le-Grice, P., Hockenhull, J., Griffith, B. A., Mullan, S. M., Lee, M. R. F., Cardenas, L. M. and Rivero, M. J. 2024. Comparison of in-person qualitative behaviour assessment (QBA) and video qualitative behaviour assessments (V-QBA) of beef cattle. Rothamsted Research. https://doi.org/10.23637/rothamsted.99027

Potential unintended consequences of agricultural land use change driven by dietary transitions

A - Papers appearing in refereed journals

Blackwell, M. S. A., Takahashi, T., Cardenas, L. M., Collins, A. L., Enriquez, D., Griffith, B. A., Hunt, J., Lee, M. R. F., Misselbrook, T. H., Neal, A. L., Rivero, M. J., Shield, I. F., Storkey, J., Wu, L. and Harris, P. 2024. Potential unintended consequences of agricultural land use change driven by dietary transitions. npj sustainable agriculture. 2 (1). https://doi.org/10.1038/s44264-023-00008-8

Visits of housed cattle to GreenFeed units (2016-2023)

N - Datasets

Perez-Marquez, S., De-Meo-Filho, P., Le-Grice, P., Griffith, B. A., Harris, P., Cardenas, L. M., Lee, M. R. F., Misselbrook, T. H. and Rivero, M. J. 2024. Visits of housed cattle to GreenFeed units (2016-2023). Rothamsted Research. https://doi.org/10.23637/rothamsted.98zz6

The North Wyke Farm Platform: Livestock Data

D1 - Technical reports: non-confidential

Hawkins, J. M. B., Griffith, B. A. and Harris, P. 2023. The North Wyke Farm Platform: Livestock Data. Rothamsted Research Rothamsted Research. https://doi.org/10.23637/rothamsted.98y50

The North Wyke Farm Platform: Fine Resolution (15-Minute) Hydrology and Water Quality Data

D1 - Technical reports: non-confidential

Hawkins, J. M. B., Griffith, B. A. and Harris, P. 2023. The North Wyke Farm Platform: Fine Resolution (15-Minute) Hydrology and Water Quality Data. Rothamsted Research. https://doi.org/10.23637/rothamsted.98y34

A 4-year comparison of pasture mixtures, including those with deep-rooting Festulolium, on herbage and soil and root properties in 50 cm cores, plus associated botanical species surveys.

N - Datasets

Beaumont, D. A., Taylor, H., Griffith, B. A., Morten, C., Hunt, J., Retter, A., Bearder, T., Dungait, J. A. J., Murray, P. J. and Blackwell, M. S. A. 2023. A 4-year comparison of pasture mixtures, including those with deep-rooting Festulolium, on herbage and soil and root properties in 50 cm cores, plus associated botanical species surveys. Rothamsted Research. https://doi.org/10.23637/rothamsted.98y26

The North Wyke Farm Platform: Design, Establishment and Development

D1 - Technical reports: non-confidential

Hawkins, J. M. B., Griffith, B. A., Sint, H. M. and Harris, P. 2023. The North Wyke Farm Platform: Design, Establishment and Development. Rothamsted Research. https://doi.org/10.23637/rothamsted.98y1x

Effect of pasture composition in cattle grazed systems on soil properties and nutrient cycling: impact on herbage, soil and cattle excreta

N - Datasets

Darch, T., McAuliffe, G., Le Cocq, K., Horrocks, C. A., Segura, C., Griffith, B. A., Harris, P., Hood, J., Joynes, A., Lopez, M., Takahashi, T., Lee, M. R. F. and Cardenas, L. M. 2023. Effect of pasture composition in cattle grazed systems on soil properties and nutrient cycling: impact on herbage, soil and cattle excreta. Rothamsted Research. https://doi.org/10.23637/rothamsted.98x4z

Grazing and topography control nutrient pools in low Arctic soils of Southwest Greenland

A - Papers appearing in refereed journals

Van Soest, M. A. J, Anderson, N. J., Bol, R., Dixon, E. R. and Haygarth, P. M. 2022. Grazing and topography control nutrient pools in low Arctic soils of Southwest Greenland. European Journal of Soil Science. 73 (4), p. e13278. https://doi.org/10.1111/ejss.13278

CO2 fluxes from three different temperate grazed pastures using Eddy covariance measurements

A - Papers appearing in refereed journals

Cardenas, L. M., Olde, L., Loick, N., Griffith, B. A., Hill, T., Evans, J., Cowan, N., Segura, C., Sint, H. M., Harris, P., McCalmont, J., Zhu, S., Dobermann, A. and Lee, M. R. F. 2022. CO2 fluxes from three different temperate grazed pastures using Eddy covariance measurements. Science of the Total Environment. 831 (20 July), p. 154819. https://doi.org/10.1016/j.scitotenv.2022.154819

Tackling unintended consequences of grazing livestock farming: Multi-scale assessment of co-benefits and trade-offs for water pollution mitigation scenarios

A - Papers appearing in refereed journals

Zhang, Y., Griffith, B. A., Granger, S. J., Sint, H. M. and Collins, A. L. 2022. Tackling unintended consequences of grazing livestock farming: Multi-scale assessment of co-benefits and trade-offs for water pollution mitigation scenarios. Journal of Cleaner Production. 336 (15 Feb), p. 130449. https://doi.org/10.1016/j.jclepro.2022.130449

Quantifying the value of on-farm measurements to inform the selection of key performance indicators for livestock production systems

A - Papers appearing in refereed journals

Jones, A. G., Takahashi, T., Fleming, H., Griffith, B. A., Harris, P. and Lee, M. R. F. 2021. Quantifying the value of on-farm measurements to inform the selection of key performance indicators for livestock production systems. Scientific Reports. 11 (1), p. 16874. https://doi.org/10.1038/s41598-021-96336-1

Nutritional value of suckler beef from temperate pasture systems

A - Papers appearing in refereed journals

Lee, M. R. F., McAuliffe, G., Tweed, J. K. S., Griffith, B. A., Morgan, S., Rivero, M. J., Harris, P., Takahashi, T. and Cardenas, L. M. 2021. Nutritional value of suckler beef from temperate pasture systems. Animal. 15 (7), p. 100257. https://doi.org/10.1016/j.animal.2021.100257

Data to identify key drivers of animal growth and carcass quality for temperate lowland sheep production systems

A - Papers appearing in refereed journals

Jones, A. G., Fleming, H., Griffith, B. A., Takahashi, T., Lee, M. R. F. and Harris, P. 2021. Data to identify key drivers of animal growth and carcass quality for temperate lowland sheep production systems. Data in Brief. 35, p. 106977. https://doi.org/10.1016/j.dib.2021.106977

Current advisory interventions for grazing ruminant farming cannot close exceedance of modern background sediment loss – Assessment using an instrumented farm platform and modelled scaling out

A - Papers appearing in refereed journals

Collins, A. L., Zhang, Y., Upadhayay, H., Pulley, S., Granger, S. J., Harris, P., Sint, H. M. and Griffith, B. A. 2021. Current advisory interventions for grazing ruminant farming cannot close exceedance of modern background sediment loss – Assessment using an instrumented farm platform and modelled scaling out. Environmental Science & Policy. 116 (2021), pp. 114-127. https://doi.org/10.1016/j.envsci.2020.11.004

Using a lamb's early-life liveweight as a predictor of carcass quality

A - Papers appearing in refereed journals

Jones, A. G., Takahashi, T., Fleming, H., Griffith, B. A., Harris, P. and Lee, M. R. F. 2021. Using a lamb's early-life liveweight as a predictor of carcass quality. Animal. 15 (1), p. 100018. https://doi.org/10.1016/j.animal.2020.100018

Livestock Performance for Sheep and Cattle Grazing Lowland Permanent Pasture: Benchmarking Potential of Forage-Based Systems

A - Papers appearing in refereed journals

Orr, R. J., Griffith, B. A., Rivero-Viera, J. and Lee, M. R. F. 2019. Livestock Performance for Sheep and Cattle Grazing Lowland Permanent Pasture: Benchmarking Potential of Forage-Based Systems . Agronomy. 9 (2), p. 101. https://doi.org/10.3390/agronomy9020101

Reemplazo de una pradera permanente y su efecto en el primer año en una lechería comercial

A - Papers appearing in refereed journals

Rivero-Viera, J., Orr, R. J., Coumbe, J., Willson, B., Evans, J. and Lee, M. R. F. 2018. Reemplazo de una pradera permanente y su efecto en el primer año en una lechería comercial . Agro Sur. 46 (1), pp. 3-12. https://doi.org/10.4206/agrosur.2018.v46n1-02

Creating productive diverse grassland for multi-ecosystem services: an example of agri-environment schemes policies driven by science in United Kingdom

A - Papers appearing in refereed journals

Beaumont, D. A., Griffith, B. A., Dunn, R. M., Orr, R. J., Rivero-Viera, J., Woodcock, B., Pywell, R. and Tallowin, J. R. B. 2018. Creating productive diverse grassland for multi-ecosystem services: an example of agri-environment schemes policies driven by science in United Kingdom. Agro Sur. 46 (2), pp. 3-5. https://doi.org/10.4206/agrosur.2018.v46n2-02

Straw incorporation increases crop yield and soil organic carbon sequestration but varies under different natural conditions and farming practices in China: a system analysis

A - Papers appearing in refereed journals

Han, X., Xu, C., Dungait, J. A. J., Bol, R., Wang, X., Wu, W. and Meng, F. 2018. Straw incorporation increases crop yield and soil organic carbon sequestration but varies under different natural conditions and farming practices in China: a system analysis. Biogeosciences. 15 (7), pp. 1933-1946. https://doi.org/10.5194/bg-15-1933-2018

Effect of long‐term drainage on plant community, soil carbon and nitrogen contents and stable isotopic (δ13C, δ15N) composition of a permanent grassland

A - Papers appearing in refereed journals

Harris, P., Bol, R., Evans, J., Hawkins, J. M. B., Dixon, E. R., Wolf, K., Dungait, J. A. J., Griffith, B. A., Herbst, M., Dhanoa, M. S., Beaumont, D. A., Dunn, R. M. and Weisenberg, G. L. B. 2018. Effect of long‐term drainage on plant community, soil carbon and nitrogen contents and stable isotopic (δ13C, δ15N) composition of a permanent grassland. European Journal of Soil Science. 69 (1), pp. 48-68. https://doi.org/10.1111/ejss.12504

Data to calculate emissions intensity for individual beef cattle reared on pasture-based production systems

A - Papers appearing in refereed journals

McAuliffe, G. A., Takahashi, T., Orr, R. J., Harris, P. and Lee, M. R. F. 2018. Data to calculate emissions intensity for individual beef cattle reared on pasture-based production systems. Data in Brief. 17, pp. 570-574. https://doi.org/10.1016/j.dib.2018.01.075

Roles of instrumented farm-scale trials in trade-off assessments of pasture-based ruminant production systems

A - Papers appearing in refereed journals

Takahashi, T., Harris, P., Blackwell, M. S. A., Cardenas, L. M., Collins, A. L., Dungait, J. A. J., Hawkins, J. M. B., Misselbrook, T. H., McAuliffe, G. A., McFadzean, J. N., Murray, P. J., Orr, R. J., Rivero, M. J., Wu, L. and Lee, M. R. F. 2018. Roles of instrumented farm-scale trials in trade-off assessments of pasture-based ruminant production systems. Animal. 12 (8), pp. 1766-1776. https://doi.org/10.1017/S1751731118000502

Distributions of emissions intensity for individual beef cattle reared on pasture-based production systems

A - Papers appearing in refereed journals

McAuliffe, G. A., Takahashi, T., Orr, R. J., Harris, P. and Lee, M. R. F. 2018. Distributions of emissions intensity for individual beef cattle reared on pasture-based production systems. Journal of Cleaner Production. 171, pp. 1672-1680. https://doi.org/10.1016/j.jclepro.2017.10.113

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

Elemental Composition of Natural Nanoparticles and Fine Colloids in European Forest Stream Waters and Their Role as Phosphorus Carriers

A - Papers appearing in refereed journals

Gottselig, N., Amelung, W., Kirchner, J. W., Bol, R., Eugster, W., Granger, S. J., Hernández-Crespo, C., Herrmann, F., Keizer, J. J., Korkiakoski, M., Laudon, H., Lehner, I., Löfgren, S., Lohila, A., Macleod, C. J. A., Mölder, M., Müller, C., Nasta, P., Nischwitz, V., Paul-Limoges, E., Pierret, M. C., Pilegaard, K., Romano, N., Sebastià, M. T., Stähli, M., Voltz, M., Vereecken, H., Siemens, J. and Klumpp, E. 2017. Elemental Composition of Natural Nanoparticles and Fine Colloids in European Forest Stream Waters and Their Role as Phosphorus Carriers. Global Biogeochemical Cycles. 31 (10), pp. 1592-1607. https://doi.org/10.1002/2017GB005657

A comparison of conventional and 137Cs-based estimates of soil erosion rates on arable and grassland across lowland England and Wales

A - Papers appearing in refereed journals

Evans, R., Collins, A. L., Zhang, Y., Foster, I. D. L., Boardman, J., Sint, H., Lee, M. R. F. and Griffith, B. A. 2017. A comparison of conventional and 137Cs-based estimates of soil erosion rates on arable and grassland across lowland England and Wales. Earth-Science Reviews. 173 (October), pp. 49-64. https://doi.org/10.1016/j.earscirev.2017.08.005

Nitrification inhibitors mitigate N2O emissions more effectively under straw-induced conditions favoring denitrification

A - Papers appearing in refereed journals

Wu, D., Senbayram, M., Well, R., Bruggemann, N., Pfeiffer, B., Loick, N., Stempfhuber, B., Dittert, K. and Bol, R. 2017. Nitrification inhibitors mitigate N2O emissions more effectively under straw-induced conditions favoring denitrification. Soil Biology and Biochemistry. 104 (January), pp. 197-207. https://doi.org/10.1016/j.soilbio.2016.10.022

An evaluation of the hysteresis in chemical concentration–discharge (C–Q) relationships from drained, intensively managed grasslands in southwest England

A - Papers appearing in refereed journals

Eludoyin, A. O., Griffith, B., Orr, R. J., Bol, R., Quine, T. A. and Brazier, R. E. 2017. An evaluation of the hysteresis in chemical concentration–discharge (C–Q) relationships from drained, intensively managed grasslands in southwest England. Hydrological Sciences Journal. 62 (8), pp. 1243-1254. https://doi.org/10.1080/02626667.2017.1313979

The effect of nitrification inhibitor on N2O, NO and N2 emissions under different soil moisture levels in a permanent grassland soil

A - Papers appearing in refereed journals

Wu, D., Cardenas, L. M., Calvet, S., Bruggemann, N., Loick, N., Liu, S. and Bol, R. 2017. The effect of nitrification inhibitor on N2O, NO and N2 emissions under different soil moisture levels in a permanent grassland soil. Soil Biology and Biochemistry. 113, pp. 153-160. https://doi.org/10.1016/j.soilbio.2017.06.007

Coupled incorporation of maize (Zea mays L.) straw with nitrogen fertilizer increased soil organic carbon in Fluvic Cambisol

A - Papers appearing in refereed journals

Meng, F., Dungait, J. A. J., Xu, X., Bol, R., Zhang, X. and Wu, W. 2016. Coupled incorporation of maize (Zea mays L.) straw with nitrogen fertilizer increased soil organic carbon in Fluvic Cambisol. Geoderma. 304, pp. 19-27. https://doi.org/10.1016/j.geoderma.2016.09.010

Comparison of extraction efficiencies for water-transportable phenols from different land uses

A - Papers appearing in refereed journals

Williams, J. S., Dungait, J. A. J., Bol, R. and Abbott, G. D. 2016. Comparison of extraction efficiencies for water-transportable phenols from different land uses. Organic Geochemistry. 102, pp. 45-51. https://doi.org/10.1016/j.orggeochem.2016.09.010

Not poles apart: Antarctic soil fungal communities show similarities to those of the distant Arctic

A - Papers appearing in refereed journals

Cox, F., Newsham, K. K., Bol, R., Dungait, J. A. J. and Robinson, C. H. 2016. Not poles apart: Antarctic soil fungal communities show similarities to those of the distant Arctic. Ecology Letters. 19 (5), pp. 528-536. https://doi.org/10.1111/ele.12587

N2O source partitioning in soils using N-15 site preference values corrected for the N2O reduction effect

A - Papers appearing in refereed journals

Wu, D., Koster, J. R., Cardenas, L. M., Bruggemann, N., Lewicka-Szczebak, D. and Bol, R. 2016. N2O source partitioning in soils using N-15 site preference values corrected for the N2O reduction effect. Rapid Communications in Mass Spectrometry. 30 (5), pp. 620-626. https://doi.org/10.1002/rcm.7493

Isotopomer mapping approach to determine N2O production pathways and N2O reduction

C2 - Non-edited contributions to conferences

Lewicka-Szczebak, D., Well, R., Cardenas, L. M. and Bol, R. 2016. Isotopomer mapping approach to determine N2O production pathways and N2O reduction. EGU.

The North Wyke Farm Platform: effect of temperate grassland farming systems on soil moisture contents, runoff and associated water quality dynamics

A - Papers appearing in refereed journals

Orr, R. J., Murray, P. J., Eyles, C. J., Blackwell, M. S. A., Cardenas, L. M., Collins, A. L., Dungait, J. A. J., Goulding, K. W. T., Griffith, B. A., Gurr, S. J., Harris, P., Hawkins, J. M. B., Misselbrook, T. H., Rawlings, C. J., Shepherd, A., Sint, H. M., Takahashi, T., Tozer, K. N., Whitmore, A. P., Wu, L. and Lee, M. R. F. 2016. The North Wyke Farm Platform: effect of temperate grassland farming systems on soil moisture contents, runoff and associated water quality dynamics. European Journal of Soil Science. 67 (4), pp. 374-385. https://doi.org/10.1111/ejss.12350

Spatial variation in soil properties and diffuse losses between and within grassland fields with similar short-term management

A - Papers appearing in refereed journals

Peukert, S., Griffith, B. A., Murray, P. J., Macleod, C. J. A. and Brazier, R. E. 2016. Spatial variation in soil properties and diffuse losses between and within grassland fields with similar short-term management. European Journal of Soil Science. 67 (4), pp. 386-396. https://doi.org/10.1111/ejss.12351

Contrasting temperature responses of dissolved organic carbon and phenols leached from soils

A - Papers appearing in refereed journals

Williams, J. S., Dungait, J. A. J., Bol, R. and Abbott, G. D. 2016. Contrasting temperature responses of dissolved organic carbon and phenols leached from soils. Plant and Soil. 399 (1-2), pp. 13-27. https://doi.org/10.1007/s11104-015-2678-z

Sustainable grassland systems: a modelling perspective based on the North Wyke Farm Platform

A - Papers appearing in refereed journals

Wu, L., Zhang, X., Griffith, B. A. and Misselbrook, T. H. 2016. Sustainable grassland systems: a modelling perspective based on the North Wyke Farm Platform. European Journal of Soil Science. 67 (4), pp. 397-408. https://doi.org/10.1111/ejss.12304

Elucidating the impact of nitrate and labile carbon application on spatial heterogeneity of denitrification by 15N modelling

C2 - Non-edited contributions to conferences

Cardenas, L. M., Loick, N., Dixon, E. R., Matthews, P., Gilsanz, C., Bol, R., Lewicka-Szczebak, D. and Well, R. 2016. Elucidating the impact of nitrate and labile carbon application on spatial heterogeneity of denitrification by 15N modelling. EGU.

Greenhouse gas emissions from a reseeded grassland on the North Wyke Farm Platform

C2 - Non-edited contributions to conferences

Dunn, R. M., Boden, J., Misselbrook, T. H., Orr, R. J., Griffith, B. A., Neale, J. and Cardenas, L. M. 2016. Greenhouse gas emissions from a reseeded grassland on the North Wyke Farm Platform. Abstracts International Conference on Steps to Sustainable Livestock, Bristol, 12-15 January 2016 .

Data mining the North Wyke Farm Platform data sets

C2 - Non-edited contributions to conferences

Harris, P., Griffith, B. A., Sint, H. M., Cardenas, L. M., Dungait, J. A. J., Orr, R. J. and Lee, M. R. F. 2016. Data mining the North Wyke Farm Platform data sets. Abstracts International Conference on Steps to Sustainable Livestock, Bristol, 12-15 January 2016 .

Contextualized geographically weighted principal components analysis for investigating baseline soils data on the North Wyke Farm Platform

C1 - Edited contributions to conferences/learned societies

Harris, P., Howden, N. J. K., Peukert, S., Noacco, V., Ramezani, K., Tuominen, E., Eludoyin, B., Brazier, R., Shepherd, A., Griffith, B. A., Orr, R. J. and Murray, P. J. 2016. Contextualized geographically weighted principal components analysis for investigating baseline soils data on the North Wyke Farm Platform. Raju, N. J. (ed.) Geostatistical and Geospatial Approaches for the Characterization of Natural Resources in the Environment: Proceedings 16th Annual Conference of the International Association for Mathematical Geosciences, New Delhi, 17-20 October 2014 . Springer, Cham. pp. 651-655 https://doi.org/10.1007/978-3-319-18663-4_99

Land use and soil factors affecting accumulation of phosphorus species in temperate soils

A - Papers appearing in refereed journals

Stutter, M. I., Shand, C. A., George, T. S., Blackwell, M. S. A., Dixon, E. R., Bol, R., Mackay, R. L., Richardson, A. E., Condron, L. M. and Haygarth, P. M. 2015. Land use and soil factors affecting accumulation of phosphorus species in temperate soils. Geoderma. 257-258, pp. 29-39. https://doi.org/10.1016/j.geoderma.2015.03.020

Potential use of rare earth oxides as tracers of organic matter in grassland

A - Papers appearing in refereed journals

Senbayram, M., Bol, R., Dixon, E. R., Fisher, A., Stevens, C., Quinton, J. and Fangueiro, D. 2015. Potential use of rare earth oxides as tracers of organic matter in grassland. Journal of Plant Nutrition and Soil Science. 178 (2), pp. 288-296. https://doi.org/10.1002/jpln.201400465

Anaerobic digestates lower N2O emissions compared to cattle slurry by affecting rate and product stoichiometry of denitrification - an N2O isotopomer case study

A - Papers appearing in refereed journals

Koster, J. R., Cardenas, L. M., Bol, R., Lewicka-Szczebak, D., Senbayram, M., Well, R., Giesemann, A. and Dittert, K. 2015. Anaerobic digestates lower N2O emissions compared to cattle slurry by affecting rate and product stoichiometry of denitrification - an N2O isotopomer case study. Soil Biology and Biochemistry. 84, pp. 65-74. https://doi.org/10.1016/j.soilbio.2015.01.021

The North Wyke Farm Platform, a UK national capability for research into sustainability of temperate agricultural grassland management: progress and developments

C2 - Non-edited contributions to conferences

Harris, P., Dungait, J. A. J., Griffith, B. A., Shepherd, A., Sint, H. M., Blackwell, M. S. A., Cardenas, L. M., Collins, A. L., Goulding, K. W. T., Lee, M. R. F. and Orr, R. J. 2015. The North Wyke Farm Platform, a UK national capability for research into sustainability of temperate agricultural grassland management: progress and developments. EGU.

Capturing the spatial variability of N2O emissions on grazed grasslands

C2 - Non-edited contributions to conferences

Cardenas, L. M., Dunn, R. M., Shepherd, A., Misselbrook, T. H., Orr, R. J., Griffith, B. A., Velazquez, A., Burak, E., Chen, K., Harris, P., Repullo, M. and Collins, A. L. 2015. Capturing the spatial variability of N2O emissions on grazed grasslands. Abstracts ASA/CSSA/SSSA International Annual Meeting Synergy in Science: Partnering for Solutions, Minneapolis, 15-18 November 2015 .

A review of the impacts of degradation threats on soil properties in the UK

A - Papers appearing in refereed journals

Gregory, A. S., Ritz, K., McGrath, S. P., Quinton, J. N., Goulding, K. W. T., Jones, R. J. A., Harris, J. A., Bol, R., Wallace, P., Pilgrim, E. S. and Whitmore, A. P. 2015. A review of the impacts of degradation threats on soil properties in the UK. Soil Use and Management. 31 (S1), pp. 1-15. https://doi.org/10.1111/sum.12212

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

The North Wyke Farm Platform, a national capability for research into sustainability of temperate agricultural grassland management: infrastructure and instrumentation

C2 - Non-edited contributions to conferences

Griffith, B. A. 2014. The North Wyke Farm Platform, a national capability for research into sustainability of temperate agricultural grassland management: infrastructure and instrumentation. Abstracts Tereno International Conference: from Observation to Prediction in Terrestrial Systems, Bonn, 29 September-2 October 2014 . pp. P2-08

The North Wyke Farm Platform, a national capability for research into sustainability of temperate agricultural grassland management: data and modelling opportunities

C2 - Non-edited contributions to conferences

Harris, P., Griffith, B. A., Shepherd, A., Peukert, S., Hawkins, J. M. B., Elyes, C., Whitmore, A. P., Blackwell, M. S. A., Brazier, R. E., Cardenas, L. M., Wu, L., Dungait, J. A. J., Collins, A. L., Gurr, S. J., Murray, P. J., Goulding, K. W. T. and Orr, R. J. 2014. The North Wyke Farm Platform, a national capability for research into sustainability of temperate agricultural grassland management: data and modelling opportunities. Abstracts Tereno International Conference: from Observation to Prediction in Terrestrial Systems, Bonn, 29 September-2 October 2014 . pp. P2-07

Beef productivity on the North Wyke Farm Platform in two baseline years

C2 - Non-edited contributions to conferences

Thompson, J. B., Orr, R. J., Dungait, J. A. J., Murray, P. J. and Lee, M. R. F. 2014. Beef productivity on the North Wyke Farm Platform in two baseline years. Hopkins, A. (ed.) EGF at 50: the Future of European Grasslands. Proceedings of the 25th General Meeting of the European Grassland Federation, Aberystwyth, 7-11 September 2014 . pp. 644-646

Spatial soil variation on the North Wyke Farm Platform

C2 - Non-edited contributions to conferences

Shepherd, A., Harris, P., Griffith, B. A., Noacco, V., Ramezani, K., Tuominen, E. and Eludoyin, A. 2014. Spatial soil variation on the North Wyke Farm Platform. Hopkins, A. (ed.) EGF at 50: the Future of European Grasslands. Proceedings 25th General Meeting of the European Grassland Federation, Aberystwyth, 7-11 September 2014 . pp. 239-241

Applications and issues of remote sensing by UAV to pasture agri-research on the North Wyke Farm Platform

C2 - Non-edited contributions to conferences

Shepherd, A., Harris, P., Orr, R. J., Griffith, B. A. and Jarman, M. 2014. Applications and issues of remote sensing by UAV to pasture agri-research on the North Wyke Farm Platform. Abstracts Annual Conference of the Remote Sensing and Photogrammetry Society (RSPSoc 2014), Aberystwyth, 2-5 September 2014 .

Geographically weighted principal components analysis for understanding spatial structure in data for sustainable grassland agriculture

C2 - Non-edited contributions to conferences

Harris, P., Shepherd, A., Orr, R. J., Griffith, B. A. and Murray, P. J. 2014. Geographically weighted principal components analysis for understanding spatial structure in data for sustainable grassland agriculture. Abstracts 16th Annual Conference of the International Association for Mathematical Geosciences (IAMG), New Delhi, 17-20 October 2014 .

Applications of high resolution remote sensing with spatial modelling for sustainable grassland agriculture

C2 - Non-edited contributions to conferences

Shepherd, A., Harris, P., Orr, R. J., Griffith, B. A. and Murray, P. J. 2014. Applications of high resolution remote sensing with spatial modelling for sustainable grassland agriculture. Abstracts 16th Annual Conference of the International Association for Mathematical Geosciences (IAMG), New Delhi, 17-20 October 2014 .

Woody plant encroachment into grasslands leads to accelerated erosion of previously stable organic carbon from dryland soils

A - Papers appearing in refereed journals

Puttock, A., Dungait, J. A. J., Macleod, C. J. A., Bol, R. and Brazier, R. E. 2014. Woody plant encroachment into grasslands leads to accelerated erosion of previously stable organic carbon from dryland soils. Journal of Geophysical Research-Biogeosciences. 119 (12), pp. 2345-2357. https://doi.org/10.1002/2014JG002635

Nutrient dynamics during decomposition of the residues from a sown legume or ruderal plant cover in an olive oil orchard

A - Papers appearing in refereed journals

Gomez-Munoz, B., Hatch, D. J., Bol, R. and Garcia-Ruiz, R. 2014. Nutrient dynamics during decomposition of the residues from a sown legume or ruderal plant cover in an olive oil orchard. Agriculture, Ecosystems & Environment. 184, pp. 115-123. https://doi.org/10.1016/j.agee.2013.11.020

Intensive management in grasslands causes diffuse water pollution at the farm scale

A - Papers appearing in refereed journals

Peukert, S., Griffith, B. A., Murray, P. J., Macleod, C. J. A. and Brazier, R. E. 2014. Intensive management in grasslands causes diffuse water pollution at the farm scale. Journal of Environmental Quality. 43, pp. 2009-2023. https://doi.org/10.2134/jeq2014.04.0193

Carbon and nitrogen in soil and vine roots in harrowed and grass-covered vineyards

A - Papers appearing in refereed journals

Agnelli, A., Bol, R., Trumbore, S. E., Dixon, E. R., Cocco, S. and Corti, G. 2014. Carbon and nitrogen in soil and vine roots in harrowed and grass-covered vineyards. Agriculture, Ecosystems & Environment. 193, pp. 70-82. https://doi.org/10.1016/j.agee.2014.04.023

Enhancing floral resources for pollinators in productive agricultural grasslands

A - Papers appearing in refereed journals

Woodcock, B. A., Savage, J., Bullock, J. M., Nowakowski, M., Orr, R. J., Tallowin, J. R. B. and Pywell, R. F. 2014. Enhancing floral resources for pollinators in productive agricultural grasslands. Biological Conservation. 171, pp. 44-51. https://doi.org/10.1016/j.biocon.2014.01.023

Effects of livestock breed and rearing experience on foraging behaviour of yearling beef cattle grazing unimproved grasslands

A - Papers appearing in refereed journals

Orr, R. J., Tallowin, J. R. B., Griffith, B. A. and Rutter, S. M. 2014. Effects of livestock breed and rearing experience on foraging behaviour of yearling beef cattle grazing unimproved grasslands. Grass and Forage Science. 69 (1), pp. 90-103. https://doi.org/10.1111/gfs.12030

Bacteria and fungi respond differently to multifactorial climate change in a temperate heathland, traced with 13C-glycine and FACE CO2

A - Papers appearing in refereed journals

Andresen, L. C., Dungait, J. A. J., Bol, R., Selsted, M. B., Ambus, P. and Michelsen, A. 2014. Bacteria and fungi respond differently to multifactorial climate change in a temperate heathland, traced with 13C-glycine and FACE CO2. PLOS ONE. 9, p. e85070. https://doi.org/10.1371/journal.pone.0085070

Quantifying the spatial variability of soil physical and chemical properties in relation to mitigation of diffuse water pollution

A - Papers appearing in refereed journals

Glendell, M., Granger, S. J., Bol, R. and Brazier, R. E. 2014. Quantifying the spatial variability of soil physical and chemical properties in relation to mitigation of diffuse water pollution. Geoderma. 214-215, pp. 25-41. https://doi.org/10.1016/j.geoderma.2013.10.008

The North Wyke Farm Platform: a new UK national capability for research into sustainability of agricultural temperate grassland management

C2 - Non-edited contributions to conferences

Murray, P. J., Griffith, B. A., Orr, R. J., Shepherd, A., Blackwell, M. S. A., Hawkins, J. M. B. and Peukert, S. 2013. The North Wyke Farm Platform: a new UK national capability for research into sustainability of agricultural temperate grassland management. Michalk, D. L. (ed.) Proceedings 22nd International Grassland Congress, Sydney, 15-19 September 2013 . New South Wales Dept of Primary Industry, Orange. pp. 1931-1933

The North Wyke Farm Platform - a new National Capability for investigating sustainable intensification of livestock production

C2 - Non-edited contributions to conferences

Murray, P. J., Griffith, B. A., Orr, R. J., Peukert, S. and Shepherd, A. 2013. The North Wyke Farm Platform - a new National Capability for investigating sustainable intensification of livestock production. Abstracts Conference on Sustainable Intensification: the Pathway to Low Carbon Farming? Edinburgh, 25-27 September 2013 . pp. 179-180

North Wyke Farm Platform: methodologies used in the remote sensing of the quantity and quality of drainage water

C2 - Non-edited contributions to conferences

Griffith, B. A., Hawkins, J. M. B., Orr, R. J., Blackwell, M. S. A. and Murray, P. J. 2013. North Wyke Farm Platform: methodologies used in the remote sensing of the quantity and quality of drainage water. Michalk, D. L. (ed.) Proceedings 22nd International Grassland Congress, Sydney, 15-19 September 2013 . New South Wales Dept of Primary Industry, Orange. pp. 1453-1455

Agrochemical characterization, net N mineralization, and potential N leaching of composted olive-mill pomace currently produced in southern Spain

A - Papers appearing in refereed journals

Gomez-Munoz, B., Hatch, D. J., Bol, R. and Garcia-Ruiz, R. 2013. Agrochemical characterization, net N mineralization, and potential N leaching of composted olive-mill pomace currently produced in southern Spain. Journal of Plant Nutrition and Soil Science. 176 (5), pp. 655-664. https://doi.org/10.1002/jpln.201200421

Effect of slurry and ammonium nitrate application on greenhouse gas fluxes of a grassland soil under atypical South West England weather conditions

A - Papers appearing in refereed journals

Louro, A., Sawamoto, T., Chadwick, D., Pezzolla, D., Bol, R., Baez, D. and Cardenas, L. M. 2013. Effect of slurry and ammonium nitrate application on greenhouse gas fluxes of a grassland soil under atypical South West England weather conditions. Agriculture, Ecosystems & Environment. 181, pp. 1-11. https://doi.org/10.1016/j.agee.2013.09.005

Changes in ecosystem structure, function and hydrological connectivity control water, soil and carbon losses in semi-arid grass to woody vegetation transitions

A - Papers appearing in refereed journals

Puttock, A., Macleod, C. J. A., Bol, R., Sessford, P., Dungait, J. A. J. and Brazier, R. E. 2013. Changes in ecosystem structure, function and hydrological connectivity control water, soil and carbon losses in semi-arid grass to woody vegetation transitions. Earth Surface Processes And Landforms. 38 (13), pp. 1602-1611. https://doi.org/10.1002/esp.3455

Export of dissolved organic carbon and nitrate from grassland in winter using high temporal resolution, in situ UV sensing

A - Papers appearing in refereed journals

Sandford, R. C., Hawkins, J. M. B., Bol, R. and Worsfold, P. J. 2013. Export of dissolved organic carbon and nitrate from grassland in winter using high temporal resolution, in situ UV sensing. Science of the Total Environment. 456-457, pp. 384-391. https://doi.org/10.1016/j.scitotenv.2013.02.078

Enhancing beetle and spider communities in agricultural grasslands: the roles of seed addition and habitat management

A - Papers appearing in refereed journals

Woodcock, B. A., Savage, J., Bullock, J. M., Nowakowski, M., Orr, R. J., Tallowin, J. R. B. and Pywell, R. F. 2013. Enhancing beetle and spider communities in agricultural grasslands: the roles of seed addition and habitat management. Agriculture, Ecosystems & Environment. 167, pp. 79-85. https://doi.org/10.1016/j.agee.2013.01.009

Novel laser spectroscopic technique for continuous analysis of N2O isotopomers - application and intercomparison with isotope ratio mass spectrometry

A - Papers appearing in refereed journals

Koster, J. R., Well, R., Tuzson, B., Bol, R., Dittert, K., Giesemann, A., Emmenegger, L., Manninen, A., Cardenas, L. M. and Mohn, J. 2013. Novel laser spectroscopic technique for continuous analysis of N2O isotopomers - application and intercomparison with isotope ratio mass spectrometry. Rapid Communications in Mass Spectrometry. 27 (1), pp. 216-222. https://doi.org/10.1002/rcm.6434

Variations in concentrations of N and P forms in leachates from dried soils rewetted at different rates

A - Papers appearing in refereed journals

Blackwell, M. S. A., Carswell, A. M. and Bol, R. 2013. Variations in concentrations of N and P forms in leachates from dried soils rewetted at different rates. Biology And Fertility Of Soils. 49, pp. 79-87. https://doi.org/10.1007/s00374-012-0700-7

Long term drainage alters plant biodiversity and soil C- and N-storage

C1 - Edited contributions to conferences/learned societies

Wolf, K., Bol, R., Dungait, J. A. J., Dixon, E. R., Dhanoa, D., Beaumont, D. A. and Wiesenberg, G. L. B. 2012. Long term drainage alters plant biodiversity and soil C- and N-storage. European Geosciences Union.

Understanding spatial variability of soil properties: a key step in establishing field- to farm-scale agro-ecosystem experiments

A - Papers appearing in refereed journals

Peukert, S., Bol, R., Roberts, W., Macleod, C. J. A., Murray, P. J., Dixon, E. R. and Brazier, R. E. 2012. Understanding spatial variability of soil properties: a key step in establishing field- to farm-scale agro-ecosystem experiments. Rapid Communications in Mass Spectrometry. 26 (1), pp. 2413-2421. https://doi.org/10.1002/rcm.6468

Dissolved phosphorus composition of grassland leachates following application of dairy-slurry size fractions

A - Papers appearing in refereed journals

Fuentes, B., Dixon, E. R., De La Luz Mora, M., Turner, B. L. and Bol, R. 2012. Dissolved phosphorus composition of grassland leachates following application of dairy-slurry size fractions. Journal of Plant Nutrition and Soil Science. 175 (1), pp. 78-85. https://doi.org/10.1002/jpln.201100126

Greenhouse gas (GHG) emissions from soils amended with digestate derived from anaerobic treatment of food waste

A - Papers appearing in refereed journals

Pezzolla, D., Bol, R., Gigliotti, G., Sawamoto, T., Lopez, A. L., Cardenas, L. M. and Chadwick, D. R. 2012. Greenhouse gas (GHG) emissions from soils amended with digestate derived from anaerobic treatment of food waste. Rapid Communications in Mass Spectrometry. 26 (20), pp. 2422-2430. https://doi.org/10.1002/rcm.6362

Foraging paths through vegetation patches for beef cattle in semi-natural pastures

A - Papers appearing in refereed journals

Orr, R. J., Tozer, K. N., Griffith, B. A., Champion, R. A., Cook, J. E. and Rutter, S. M. 2012. Foraging paths through vegetation patches for beef cattle in semi-natural pastures. Applied Animal Behaviour Science. 141 (1-2), pp. 1-8. https://doi.org/10.1016/j.applanim.2012.07.003

A novel application of natural fluorescence to understand the sources and transport pathways of pollutants from livestock farming in small headwater catchments

A - Papers appearing in refereed journals

Old, G. H., Naden, P. S., Granger, S. J., Bilotta, G. S., Brazier, R. E., Macleod, C. J. A., Krueger, T., Bol, R., Hawkins, J. M. B., Haygarth, P. M. and Freer, J. 2012. A novel application of natural fluorescence to understand the sources and transport pathways of pollutants from livestock farming in small headwater catchments. Science of the Total Environment. 417-418, pp. 169-182. https://doi.org/10.1016/j.scitotenv.2011.12.013

Advances in the understanding of nutrient dynamics and management in UK agriculture

A - Papers appearing in refereed journals

Dungait, J. A. J., Cardenas, L. M., Blackwell, M. S. A., Wu, L., Withers, P. J. A., Chadwick, D. R., Bol, R., Murray, P. J., Macdonald, A. J., Whitmore, A. P. and Goulding, K. W. T. 2012. Advances in the understanding of nutrient dynamics and management in UK agriculture. Science of the Total Environment. 434 (15 September), pp. 39-50. https://doi.org/10.1016/j.scitotenv.2012.04.029

Stable carbon isotope analysis of fluvial sediment fluxes over two contrasting C4-C3 semi-arid vegetation transitions

A - Papers appearing in refereed journals

Puttock, A., Dungait, J. A. J., Bol, R., Dixon, E. R., Macleod, C. J. A. and Brazier, R. E. 2012. Stable carbon isotope analysis of fluvial sediment fluxes over two contrasting C4-C3 semi-arid vegetation transitions. Rapid Communications in Mass Spectrometry. 26 (20), pp. 2386-2392. https://doi.org/10.1002/rcm.6257

The effect of agricultural land use on the nature and dynamics of subsoil

C2 - Non-edited contributions to conferences

Gregory, A. S., Dungait, J. A. J., Dixon, E. R., Bol, R. and Whitmore, A. P. 2012. The effect of agricultural land use on the nature and dynamics of subsoil. Abstracts 4th International Congress Eurosoil, Bari, 2-6 July 2012 . pp. 387

Recovering phosphorus from soil: a root solution?

A - Papers appearing in refereed journals

Stutter, M. J., Shand, C. A., George, T. S., Blackwell, M. S. A., Bol, R., Mackay, R. L., Richardson, A. E., Condron, L. M., Turner, B. L. and Haygarth, P. M. 2012. Recovering phosphorus from soil: a root solution? Environmental Science & Technology. 46, pp. 1977-1978. https://doi.org/10.1021/es2044745

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

The compost of olive mill pomace: from a waste to a resource - environmental benefits of its application in olive oil groves

B - Book chapters etc edited externally

Gomez-Munoz, B., Hatch, D. J., Bol, R. and Garcia-Ruiz, R. 2012. The compost of olive mill pomace: from a waste to a resource - environmental benefits of its application in olive oil groves. in: Curkovic, S. (ed.) Sustainable development: authoritative and leading edge content for environmental management Rijeka, Croatia InTechOpen Ltd.

Soil mineral N retention and N2O emissions following combined application of 15N-labelled fertiliser and weed residues

A - Papers appearing in refereed journals

Garcia-Ruiz, R., Gomez-Munoz, B., Hatch, D. J., Bol, R. and Baggs, E. M. 2012. Soil mineral N retention and N2O emissions following combined application of 15N-labelled fertiliser and weed residues. Rapid Communications in Mass Spectrometry. 26 (20), pp. 2379-2385. https://doi.org/10.1002/rcm.6254

Nitric oxide and greenhouse gases emissions following the application of different cattle slurry particle size fractions to soil

A - Papers appearing in refereed journals

Fangueiro, D., Coutinho, J., Cabral, F., Fidalgo, P., Bol, R. and Trindade, H. 2012. Nitric oxide and greenhouse gases emissions following the application of different cattle slurry particle size fractions to soil. Atmospheric Environment. 47, pp. 373-380. https://doi.org/10.1016/j.atmosenv.2011.10.052

Defaecation and urination behaviour in beef cattle grazing semi-natural grassland

A - Papers appearing in refereed journals

Orr, R. J., Griffith, B. A., Champion, R. A. and Cook, J. E. 2012. Defaecation and urination behaviour in beef cattle grazing semi-natural grassland. Applied Animal Behaviour Science. 139, pp. 18-25. https://doi.org/10.1016/j.applanim.2012.03.013

The challenges of deciphering the hydrological pathways in catchment systems

C2 - Non-edited contributions to conferences

Eludoyin, A. O., Brazier, R., Quine, T. A. and Bol, R. 2011. The challenges of deciphering the hydrological pathways in catchment systems. Abstracts American Geophysical Union Fall Meeting, 2011 . AGU, Washington DC. pp. H33H-1426

Managing C and N in grassland systems: the adaptive cycle theory perspective

B - Book chapters etc edited externally

Bol, R., Dunn, R. M. and Pilgrim, E. S. 2011. Managing C and N in grassland systems: the adaptive cycle theory perspective. in: Lemaire, G., Chabbi, A. and Hodgson, J. (ed.) Grassland productivity and ecosystem services CABI International, Wallingford, Oxon (CABI). pp. 73-82

Multi-scale approaches to investigating C dynamics in grassland systems

C2 - Non-edited contributions to conferences

Dungait, J. A. J., Bol, R., Murray, P. J., Dixon, E. R., Granger, S. J., Crotty, F. V., Hirsch, P. R., Evershed, R. and Goulding, K. W. T. 2011. Multi-scale approaches to investigating C dynamics in grassland systems. Abstracts AGU Fall Meeting 2011, San Francisco, 5-9 December 2011 .

Ingestion and excretion of nitrogen and phosphorus by beef cattle under contrasting grazing intensities

A - Papers appearing in refereed journals

Orr, R. J., Griffith, B. A., Cook, J. E. and Champion, R. A. 2011. Ingestion and excretion of nitrogen and phosphorus by beef cattle under contrasting grazing intensities. Grass and Forage Science. 67 (1), pp. 111-118. https://doi.org/10.1111/j.1365-2494.2011.00826.x

Designing and creating the North Wyke Farm Platform

C2 - Non-edited contributions to conferences

Orr, R. J., Griffith, B. A., Rose, S., Hatch, D. J., Hawkins, J. M. B. and Murray, P. J. 2011. Designing and creating the North Wyke Farm Platform. Abstracts Catchment Science 2011, Dublin, 14-16 September 2011 . pp. 35

Isotopmeranalyse von bodenburtigem Lachgas - Laborstudien mit QCLAS und IRMS

C2 - Non-edited contributions to conferences

Koster, J. R., Manninen, A., Well, R., Bol, R., Dittert, K., Emmenegger, L., Tuzson, B., Cardenas, L. M., Muhling, K. H. and Mohn, J. 2011. Isotopmeranalyse von bodenburtigem Lachgas - Laborstudien mit QCLAS und IRMS. Abstracts Gemeinsame Tagung Deutsche Gesellschaft fur Pflanzenernahrung und der Gesellschaft fur Pflanzenbauwissenschaften: Stickstoff in Pflanze, Boden und Umwelt, Kiel, 27-29 September 2011 . pp. 220

Carbon mineralization and distribution of nutrients within different particle-size fractions of commercially produced olive mill pomace

A - Papers appearing in refereed journals

Gomez-Munoz, B., Bol, R., Hatch, D. J. and Garcia-Ruiz, R. 2011. Carbon mineralization and distribution of nutrients within different particle-size fractions of commercially produced olive mill pomace. Bioresource Technology. 102, pp. 9997-10005. https://doi.org/10.1016/j.biortech.2011.08.009

Long-term release of carbon from grassland soil amended with different slurry particle size fractions: a laboratory incubation study

A - Papers appearing in refereed journals

Grilo, J., Bol, R., Dixon, E. R., Chadwick, D. R. and Fangueiro, D. 2011. Long-term release of carbon from grassland soil amended with different slurry particle size fractions: a laboratory incubation study. Rapid Communications in Mass Spectrometry. 25 (11), pp. 1514-1520. https://doi.org/10.1002/rcm.5008

Natural abundance radiocarbon in soil microbial biomass: results from a glacial foreland

A - Papers appearing in refereed journals

Garnett, M. H., Bol, R., Bardgett, R. D., Wanek, W., Baumler, R. and Richter, A. 2011. Natural abundance radiocarbon in soil microbial biomass: results from a glacial foreland. Soil Biology and Biochemistry. 43, pp. 1356-1361. https://doi.org/10.1016/j.soilbio.2011.03.013

Sustainable grassland management benefits butterflies

C1 - Edited contributions to conferences/learned societies

Westbury, D. B., Woodcock, B. A., Harris, S. J., Griffith, B. A. and Tallowin, J. R. B. 2011. Sustainable grassland management benefits butterflies. Vegetation Management. Aspects of Applied Biology 108 . pp. 81-86

BMSS ISO-SIG (27-28 April), SIMSUG 2010 (28-30 April) and SIBAE (28-29 April 2010), University of Exeter, UK

A - Papers appearing in refereed journals

Bol, R. 2011. BMSS ISO-SIG (27-28 April), SIMSUG 2010 (28-30 April) and SIBAE (28-29 April 2010), University of Exeter, UK. Rapid Communications in Mass Spectrometry. 25 (11), pp. 1459-1460. https://doi.org/10.1002/rcm.5014

A review of quantitative tools for assessing the diffuse pollution response to farmer adaptations and mitigation methods under climate change

A - Papers appearing in refereed journals

Shepherd, A., Wu, L., Chadwick, D. R. and Bol, R. 2011. A review of quantitative tools for assessing the diffuse pollution response to farmer adaptations and mitigation methods under climate change. Advances in Agronomy. 112, pp. 1-54. https://doi.org/10.1016/B978-0-12-385538-1.00001-9

Isotopomer analysis of soil derived N2O - comparative measurements using QCLAS and IRMS techniques

C2 - Non-edited contributions to conferences

Koster, J. R., Well, R., Manninen, A., Bol, R., Dittert, K., Emmenegger, L., Tuzson, B., Cardenas, L. M., Muhling, K. H. and Mohn, J. 2011. Isotopomer analysis of soil derived N2O - comparative measurements using QCLAS and IRMS techniques. European Geosciences Union (EGU).

The North Wyke Farm Platform: a UK national capability for agri-environmental research

C1 - Edited contributions to conferences/learned societies

Hatch, D. J., Murray, P. J., Orr, R. J. and Griffith, B. A. 2011. The North Wyke Farm Platform: a UK national capability for agri-environmental research. Agricultural Ecology Research: its Role in Delivering Sustainable Farm Systems. Aspects of Applied Biology 109 . pp. 115-118

Rapid shift from denitrification to nitrification in soil after biogas residue application as indicated by nitrous oxide isotopomers

A - Papers appearing in refereed journals

Koster, J. R., Cardenas, L. M., Senbayram, M., Bol, R., Well, R., Butler, M., Muhling, K. H. and Dittert, K. 2011. Rapid shift from denitrification to nitrification in soil after biogas residue application as indicated by nitrous oxide isotopomers. Soil Biology and Biochemistry. 43, pp. 1671-1677. https://doi.org/10.1016/j.soilbio.2011.04.004

Gross and net rates of nitrogen mineralisation in soil amended with composted olive mill pomace

A - Papers appearing in refereed journals

Gomez-Munoz, B., Hatch, D. J., Bol, R., Dixon, E. R. and Garcia-Ruiz, R. 2011. Gross and net rates of nitrogen mineralisation in soil amended with composted olive mill pomace. Rapid Communications in Mass Spectrometry. 25 (11), pp. 1472-1478. https://doi.org/10.1002/rcm.4849

Using artificial fluorescent particles as tracers of livestock wastes within an agricultural catchment

A - Papers appearing in refereed journals

Granger, S. J., Bol, R., Hawkins, J. M. B., White, S. M., Naden, P. S., Old, G. H., Marsh, J. K., Bilotta, G. S., Brazier, R. E., Macleod, C. J. A. and Haygarth, P. M. 2011. Using artificial fluorescent particles as tracers of livestock wastes within an agricultural catchment. Science of the Total Environment. 409, pp. 1095-1103. https://doi.org/10.1016/j.scitotenv.2010.12.005

Effect of antecedent soil moisture conditions on emissions and isotopologue distribution of N2O during denitrification

A - Papers appearing in refereed journals

Bergstermann, A., Cardenas, L. M., Bol, R., Gilliam, L. M., Goulding, K. W. T., Meijide, A., Scholefield, D., Vallejo, A. and Well, R. 2011. Effect of antecedent soil moisture conditions on emissions and isotopologue distribution of N2O during denitrification. Soil Biology and Biochemistry. 43, pp. 240-250. https://doi.org/10.1016/j.soilbio.2010.10.003

Effect of the vineyard soil management on accumulation and properties of organic matter

C2 - Non-edited contributions to conferences

Agnelli, A., Bol, R., Corti, G., Said-Pullicino, D., Dixon, E. R. and Cocco, S. 2010. Effect of the vineyard soil management on accumulation and properties of organic matter. Abstracts Stable Isotope Mass-Spectrometry User Group (SIMSUG) Meeting, Exeter, 28-30 April 2010 .

Tracing the rate and extent of N and C flow from 13C,15N-glycine and glutamate into individual de novo synthesised soil amino acids

A - Papers appearing in refereed journals

Knowles, T. D. J., Chadwick, D. R., Bol, R. and Evershed, R. P. 2010. Tracing the rate and extent of N and C flow from 13C,15N-glycine and glutamate into individual de novo synthesised soil amino acids. Organic Geochemistry. 41, pp. 1259-1268. https://doi.org/10.1016/j.orggeochem.2010.09.003

Modern isotopic methods to investigate the fate and provenance of C sequestered into soils from livestock derived organic matter

C2 - Non-edited contributions to conferences

Dungait, J. A. J., Bol, R., Bull, I. D., Chadwick, D., Amelung, W., Granger, S. J. and Evershed, R. P. 2010. Modern isotopic methods to investigate the fate and provenance of C sequestered into soils from livestock derived organic matter. Abstracts 19th World Congress of Soil Science: Soil Solutions for a Changing World, Brisbane, 1-6 August 2010 . pp. 11-12

Carbon isotopic composition of branched tetraether membrane lipids in soils suggest a rapid turnover and a heterotrophic life style of their source organism(s)

A - Papers appearing in refereed journals

Weijers, J. W. H., Wiesenberg, G. L. B., Bol, R., Hopmans, E. C. and Pancost, R. D. 2010. Carbon isotopic composition of branched tetraether membrane lipids in soils suggest a rapid turnover and a heterotrophic life style of their source organism(s). Biogeosciences. 7, pp. 2959-2973. https://doi.org/10.5194/bg-7-2959-2010

Options for wide scale enhancement of grassland biodiversity under the Entry Level Scheme

C1 - Edited contributions to conferences/learned societies

Pywell, R. F., Woodcock, B. A., Orr, R. J., Tallowin, J. R. B., Mcewen, I., Nowakowski, M. and Bullock, J. M. 2010. Options for wide scale enhancement of grassland biodiversity under the Entry Level Scheme. Agri-environment Schemes - What Have They Achieved and Where Do We Go From here? Aspects of Applied Biology 100 . pp. 125-131

Learning how to model ecosystem trade-offs at the farm scale

C1 - Edited contributions to conferences/learned societies

Pilgrim, E. S., Macleod, C. J. A., Beaumont, D. A., Blackwell, M. S. A., Bol, R., Del Prado, A., Griffith, B. A., Orr, R. J., Shepherd, A., Wu, L. and Firbank, L. G. 2010. Learning how to model ecosystem trade-offs at the farm scale. Yang, W., Filatova, T., Rizzoli, A., Voinov, A. A. and Swayne, D. A. (ed.) Proceedings International Environmental Modelling and Software Society (iEMSs) 2010 International Congress on Environmental Modelling and Software Modelling for Environment's Sake, Ottawa, 5-8 July 2010 . IEMSS. pp. 8pp

In situ determination of dissolved organic carbon in freshwaters using a reagentless UV sensor

A - Papers appearing in refereed journals

Sandford, R. C., Bol, R. and Worsfold, P. J. 2010. In situ determination of dissolved organic carbon in freshwaters using a reagentless UV sensor. Journal of Environmental Monitoring. 12, pp. 1678-1683. https://doi.org/10.1039/C0EM00060D

Interactions among agricultural production and other ecosystem services delivered from European temperate grassland systems

A - Papers appearing in refereed journals

Pilgrim, E. S., Macleod, C. J. A., Blackwell, M. S. A., Bol, R., Hogan, D. V., Chadwick, D. R., Cardenas, L. M., Misselbrook, T. H., Haygarth, P. M., Brazier, R. E., Hobbs, P., Hodgson, C. J., Jarvis, S., Dungait, J. A. J., Murray, P. J. and Firbank, L. G. 2010. Interactions among agricultural production and other ecosystem services delivered from European temperate grassland systems. Advances in Agronomy. 109, pp. 117-154. https://doi.org/10.1016/B978-0-12-385040-9.00004-9

Biotic and abiotic changes in ecosystem structure over a shrub-encroachment gradient in the southwestern USA

A - Papers appearing in refereed journals

Turnbull, L., Wainwright, J., Brazier, R. E. and Bol, R. 2010. Biotic and abiotic changes in ecosystem structure over a shrub-encroachment gradient in the southwestern USA. Ecosystems. 13, pp. 1239-1255. https://doi.org/10.1007/s10021-010-9384-8

Short term N2O, CH4 and CO2 production from soil sampled at different depths and amended with a fine sized slurry fraction1

A - Papers appearing in refereed journals

Fangueiro, D., Chadwick, D. R., Dixon, E. R., Grilo, J., Walter, N. and Bol, R. 2010. Short term N2O, CH4 and CO2 production from soil sampled at different depths and amended with a fine sized slurry fraction1. Chemosphere. 81 (1), pp. 100-108. https://doi.org/10.1016/j.chemosphere.2010.06.049

Dual isotope and isotopomer measurements for the understanding of N2O production and consumption during nitrification in an arable soil

A - Papers appearing in refereed journals

Meijide, A., Cardenas, L. M., Bol, R., Bergstermann, A., Goulding, K. W. T., Well, R., Vallejo, A. and Scholefield, D. 2010. Dual isotope and isotopomer measurements for the understanding of N2O production and consumption during nitrification in an arable soil. European Journal of Soil Science. 61, pp. 364-374. https://doi.org/10.1111/j.1365-2389.2010.01233.x

Phosphorus solubilization and potential transfer to surface waters from the soil microbial biomass following drying-rewetting and freezing-thawing

A - Papers appearing in refereed journals

Blackwell, M. S. A., Brookes, P. C., De La Fuente-Martinez, N., Gordon, H., Murray, P. J., Snars, K. E., Williams, J. K., Bol, R. and Haygarth, P. M. 2010. Phosphorus solubilization and potential transfer to surface waters from the soil microbial biomass following drying-rewetting and freezing-thawing. Advances in Agronomy. 106, pp. 1-35. https://doi.org/10.1016/S0065-2113(10)06001-3

Nitrous oxide isotopomers and N2O/N2 ratios from denitrification after biogas waste application as fertilzer to grassland soil

C2 - Non-edited contributions to conferences

Koster, J. R., Cardenas, L. M., Bol, R., Well, R., Senbayram, M., Butler, M., Muhling, K. H. and Dittert, K. 2010. Nitrous oxide isotopomers and N2O/N2 ratios from denitrification after biogas waste application as fertilzer to grassland soil. Abstracts Stable Isotope Mass-Spectrometry User Group (SIMSUG) Meeting, Exeter, 28-30 April 2010 .

Nitrous oxide isotopomers and N2O/N2 ratios from denitrification after biogas waste application as fertilizer to grassland soil

C2 - Non-edited contributions to conferences

Koster, J. R., Cardenas, L. M., Well, R., Bol, R., Senbayram, M., Muhling, K. H. and Dittert, K. 2010. Nitrous oxide isotopomers and N2O/N2 ratios from denitrification after biogas waste application as fertilizer to grassland soil. European Geosciences Union (EGU).

Assessing multiple novel tracers to improve the understanding of the contribution of agricultural farm waste to diffuse water pollution

A - Papers appearing in refereed journals

Granger, S. J., Bol, R., Dixon, E. R., Naden, P. S., Old, G. H., Marsh, J. K., Bilotta, G., Brazier, R., White, S. M. and Haygarth, P. M. 2010. Assessing multiple novel tracers to improve the understanding of the contribution of agricultural farm waste to diffuse water pollution. Journal of Environmental Monitoring. 12, pp. 1159-1169. https://doi.org/10.1039/b915929k

Role of antecedent soil moisture on microbial populations involved in gaseous N2O emissions - use of isotopomers to understand sources

C2 - Non-edited contributions to conferences

Cardenas, L. M., Bol, R., Bergstermann, A., Meijide, A., Hirsch, P. R., Jhurreea, D., Clark, I. M., Gilliam, L., Goulding, K. W. T., Well, R. and Scholefield, D. 2010. Role of antecedent soil moisture on microbial populations involved in gaseous N2O emissions - use of isotopomers to understand sources. Abstracts Stable Isotope Mass-Spectrometry User Group (SIMSUG) Meeting, Exeter, 28-30 April 2010 .

Nitrous oxide production and denitrification rates in estuarine intertidal saltmarsh and managed realignment zones

A - Papers appearing in refereed journals

Blackwell, M. S. A., Yamulki, S. and Bol, R. 2010. Nitrous oxide production and denitrification rates in estuarine intertidal saltmarsh and managed realignment zones. Estuarine, Coastal and Shelf Science. 87, pp. 591-600. https://doi.org/10.1016/j.ecss.2010.02.017

Assessment of natural fluorescence as a tracer of diffuse agricultural pollution from slurry spreading on intensely-farmed grasslands

A - Papers appearing in refereed journals

Naden, P. S., Old, G. H., Eliot-Laize, C., Granger, S. J., Hawkins, J. M. B., Bol, R. and Haygarth, P. M. 2010. Assessment of natural fluorescence as a tracer of diffuse agricultural pollution from slurry spreading on intensely-farmed grasslands. Water Research. 44, pp. 1701-1712. https://doi.org/10.1016/j.watres.2009.11.038

Carbon-mineralization kinetics in an organically managed Cambic Arenosol amended with organic fertilizers

A - Papers appearing in refereed journals

Ribeiro, H. M., Fangueiro, D., Alves, F., Vasconcelos, E., Coutinho, J., Bol, R. and Cabral, F. 2010. Carbon-mineralization kinetics in an organically managed Cambic Arenosol amended with organic fertilizers. Journal of Plant Nutrition and Soil Science. 173, pp. 39-45. https://doi.org/10.1002/jpln.200900015

The hydrological response of heavy clay grassland soils to rainfall in south-west England using delta2H

A - Papers appearing in refereed journals

Granger, S. J., Bol, R., Meier-Augenstein, W., Leng, M. J., Kemp, H. F., Heaton, T. H. E. and White, S. M. 2010. The hydrological response of heavy clay grassland soils to rainfall in south-west England using delta2H. Rapid Communications in Mass Spectrometry. 24, pp. 475-482. https://doi.org/10.1002/rcm.4281

Applications of stable isotope ratio mass spectrometry in cattle dung carbon cycling studies

A - Papers appearing in refereed journals

Dungait, J. A. J., Bol, R., Lopez-Capel, E., Bull, I. D., Chadwick, D. R., Amelung, W., Granger, S. J., Manning, D. A. C. and Evershed, R. P. 2010. Applications of stable isotope ratio mass spectrometry in cattle dung carbon cycling studies. Rapid Communications in Mass Spectrometry. 24, pp. 495-500. https://doi.org/10.1002/rcm.4332

Measurement at the field scale of soil delta 13C and delta 15N under improved grassland

A - Papers appearing in refereed journals

Dixon, E. R., Blackwell, M. S. A., Dhanoa, M. S., Berryman, Z., De La Fuente-Martinez, N., Junquera, D., Martinez, A., Murray, P. J., Kemp, H. F., Meier-Augenstein, W., Duffy, A. and Bol, R. 2010. Measurement at the field scale of soil delta 13C and delta 15N under improved grassland. Rapid Communications in Mass Spectrometry. 24 (5), pp. 511-518. https://doi.org/10.1002/rcm.4345

A review of biochar and its use and function in soil

A - Papers appearing in refereed journals

Sohi, S. P., Krull, E., Lopez-Capel, E. and Bol, R. 2010. A review of biochar and its use and function in soil. Advances in Agronomy. 105, pp. 47-82. https://doi.org/10.1016/S0065-2113(10)05002-9

Organic matter dynamics in a compost-amended anthropogenic landfill capping-soil

A - Papers appearing in refereed journals

Said-Pullicino, D., Massaccesi, L., Dixon, E. R., Bol, R. and Gigliotti, G. 2010. Organic matter dynamics in a compost-amended anthropogenic landfill capping-soil. European Journal of Soil Science. 61, pp. 35-47. https://doi.org/10.1111/j.1365-2389.2009.01198.x

Towards a holistic classification of diffuse agricultural water pollution from intensively managed grasslands on heavy soils

A - Papers appearing in refereed journals

Granger, S. J., Bol, R., Anthony, S., Owens, P. N., White, S. M. and Haygarth, P. M. 2010. Towards a holistic classification of diffuse agricultural water pollution from intensively managed grasslands on heavy soils. Advances in Agronomy. 105, pp. 83-115. https://doi.org/10.1016/S0065-2113(10)05003-0

High temporal resolution monitoring of multiple pollutant responses in drainage from an intensively managed grassland catchment caused by a summer storm

A - Papers appearing in refereed journals

Granger, S. J., Hawkins, J. M. B., Bol, R., White, S. M., Naden, P., Old, G., Bilotta, G. S., Brazier, R. E., Macleod, C. J. A. and Haygarth, P. M. 2010. High temporal resolution monitoring of multiple pollutant responses in drainage from an intensively managed grassland catchment caused by a summer storm. Water Air And Soil Pollution. 205, pp. 377-393. https://doi.org/10.1007/s11270-009-0083-z

Tracking the fate of dung-derived carbohydrates in a temperate grassland soil using compound-specific stable isotope analysis

A - Papers appearing in refereed journals

Dungait, J. A. J., Bol, R., Bull, I. D. and Evershed, R. P. 2009. Tracking the fate of dung-derived carbohydrates in a temperate grassland soil using compound-specific stable isotope analysis. Organic Geochemistry. 40, pp. 1210-1218. https://doi.org/10.1016/j.orggeochem.2009.08.001

Relationship of bite mass of cattle to sward structure of four temperate grasses in short-term grazing sessions

A - Papers appearing in refereed journals

Soder, K. J., Sanderson, M. A., Gregorini, P., Orr, R. J., Rubano, M. D. and Rook, A. J. 2009. Relationship of bite mass of cattle to sward structure of four temperate grasses in short-term grazing sessions. Grass and Forage Science. 64, pp. 421-431. https://doi.org/10.1111/j.1365-2494.2009.00710.x

Effect of tillage system and straw management on organic matter dynamics

A - Papers appearing in refereed journals

Hazarika, S., Parkinson, R., Bol, R., Dixon, E. R., Russell, P., Donovan, S. and Allen, D. 2009. Effect of tillage system and straw management on organic matter dynamics. Agronomy for Sustainable Development - ASD. 29, pp. 525-533. https://doi.org/10.1051/agro/2009024

Biochar, climate change and soil: a review to guide future research (CSIRO Land and Water Science Report 05/09)

D1 - Technical reports: non-confidential

Sohi, S., Lopez-Capel, E., Krull, E. and Bol, R. 2009. Biochar, climate change and soil: a review to guide future research (CSIRO Land and Water Science Report 05/09). CSIRO, Collingwood, Victoria, Australia.

Effects of active silicon uptake by rice on 29Si fractionation in various plant parts

A - Papers appearing in refereed journals

Koster, J. R., Bol, R., Leng, M. J., Parker, A. G., Sloane, H. J. and Ma, J. F. 2009. Effects of active silicon uptake by rice on 29Si fractionation in various plant parts. Rapid Communications in Mass Spectrometry. 23, pp. 2398-2402. https://doi.org/10.1002/rcm.3971

Molecular turnover time of soil organic matter in particle-size fractions of an arable soil

A - Papers appearing in refereed journals

Bol, R., Poirier, N., Balesdent, J. and Gleixner, G. 2009. Molecular turnover time of soil organic matter in particle-size fractions of an arable soil. Rapid Communications in Mass Spectrometry. 23, pp. 2551-2558. https://doi.org/10.1002/rcm.4124

Use of a micro-sward technique for determining bite mass of four grass species in short-term tests

A - Papers appearing in refereed journals

Soder, K. J., Orr, R. J., Rubano, M. D. and Rook, A. J. 2009. Use of a micro-sward technique for determining bite mass of four grass species in short-term tests. Euphytica. 168, pp. 135-143. https://doi.org/10.1007/s10681-009-9907-6

Einfluss der Dungung mit Biogasgarresten auf Denitrifikation und Lachgasemissionen (Influence of fertilisation with biogas residues on denitrification and N2O emissions)

C2 - Non-edited contributions to conferences

Kostner, J. R., Cardenas, L. M., Senbayram, M., Bol, R., Butler, M., Muhling, K. H. and Dittert, K. 2009. Einfluss der Dungung mit Biogasgarresten auf Denitrifikation und Lachgasemissionen (Influence of fertilisation with biogas residues on denitrification and N2O emissions). Abstracts Jahrestagung der Deutschen Gesellschaft fur Pflanzenernahrung, Osnabruck, 11-12 June 2009.

Effect of biogas waste and mineral ammonium amendment on nitrous oxide emissions

C2 - Non-edited contributions to conferences

Koster, J. R., Cardenas, L. M., Bol, R., Senbayram, M., Butler, M. and Dittert, K. 2008. Effect of biogas waste and mineral ammonium amendment on nitrous oxide emissions. Abstracts 16th Nitrogen Workshop, Turin, 28 June-1 July 2009 .

Combining biomarker with stable isotope analyses for assessing the transformation and turnover of soil organic matter

A - Papers appearing in refereed journals

Amelung, W., Brodowski, S., Sandhage-Hofmann, A. and Bol, R. 2008. Combining biomarker with stable isotope analyses for assessing the transformation and turnover of soil organic matter. Advances in Agronomy. 100, pp. 155-250. https://doi.org/10.1016/S0065-2113(08)00606-8

Amino acid 15N in long-term bare fallow soils: influence of annual N fertilizer and manure applications

A - Papers appearing in refereed journals

Bol, R., Ostle, N. J., Petzke, K. J., Chenu, C. and Balesdent, J. 2008. Amino acid 15N in long-term bare fallow soils: influence of annual N fertilizer and manure applications. European Journal of Soil Science. 59, pp. 617-629. https://doi.org/10.1111/j.1365-2389.2008.01013.x

Large old trees influence patterns of delta13C and delta15N in forests

A - Papers appearing in refereed journals

Weber, P., Bol, R., Dixon, E. R. and Bardgett, R. D. 2008. Large old trees influence patterns of delta13C and delta15N in forests. Rapid Communications in Mass Spectrometry. 22, pp. 1627-1630. https://doi.org/10.1002/rcm.3433

Use of carbon isotope analysis to understand semi-arid erosion dynamics and long-term semi-arid land degradation

A - Papers appearing in refereed journals

Turnbull, L., Brazier, R. E., Wainwright, J., Dixon, E. R. and Bol, R. 2008. Use of carbon isotope analysis to understand semi-arid erosion dynamics and long-term semi-arid land degradation. Rapid Communications in Mass Spectrometry. 22, pp. 1697-1702. https://doi.org/10.1002/rcm.3514

Long-term influence of manure and mineral nitrogen applications on plant and soil 15N and 13C values from the Broadbalk Wheat Experiment

A - Papers appearing in refereed journals

Senbayram, M., Dixon, E. R., Goulding, K. W. T. and Bol, R. 2008. Long-term influence of manure and mineral nitrogen applications on plant and soil 15N and 13C values from the Broadbalk Wheat Experiment. Rapid Communications in Mass Spectrometry. 22 (11), pp. 1735-1740. https://doi.org/10.1002/rcm.3548

Influence of recent vegetation on labile and recalcitrant carbon soil pools in central Queensland, Australia: evidence from thermal analysis-quadrupole mass spectrometry-isotope ratio mass spectrometry

A - Papers appearing in refereed journals

Lopez-Capel, E., Krull, E. S., Bol, R. and Manning, D. A. C. 2008. Influence of recent vegetation on labile and recalcitrant carbon soil pools in central Queensland, Australia: evidence from thermal analysis-quadrupole mass spectrometry-isotope ratio mass spectrometry. Rapid Communications in Mass Spectrometry. 22, pp. 1751-1758. https://doi.org/10.1002/rcm.3538

Preferences for different nitrogen forms by coexisting plant species and soil microbes: reply

A - Papers appearing in refereed journals

Harrison, K. A., Bol, R. and Bardgett, R. D. 2008. Preferences for different nitrogen forms by coexisting plant species and soil microbes: reply. Ecology. 89, pp. 879-880. https://doi.org/10.1890/07-1579.1

Using delta15N and delta18O to evaluate the sources and pathways of NO3 in rainfall event discharge from drained agricultural grassland lysimeters at high temporal resolutions

A - Papers appearing in refereed journals

Granger, S. J., Heaton, T. H. E., Bol, R., Bilotta, G. S., Butler, P., Haygarth, P. M. and Owens, P. N. 2008. Using delta15N and delta18O to evaluate the sources and pathways of NO3 in rainfall event discharge from drained agricultural grassland lysimeters at high temporal resolutions. Rapid Communications in Mass Spectrometry. 22, pp. 1681-1689. https://doi.org/10.1002/rcm.3505

Assessment of the potential N mineralization of different particle-size fractions in two dairy cattle slurries

A - Papers appearing in refereed journals

Fangueiro, D., Chadwick, D. R. and Bol, R. 2008. Assessment of the potential N mineralization of different particle-size fractions in two dairy cattle slurries. Journal of Plant Nutrition and Soil Science. 171, pp. 313-315. https://doi.org/10.1002/jpln.200700226

Off-line pyrolysis and compound-specific stable carbon isotope analysis of lignin moieties: a new method for determining the fate of lignin residues in soil

A - Papers appearing in refereed journals

Dungait, J. A. J., Stear, N. A., Van Dongen, B. E., Bol, R. and Evershed, R. P. 2008. Off-line pyrolysis and compound-specific stable carbon isotope analysis of lignin moieties: a new method for determining the fate of lignin residues in soil. Rapid Communications in Mass Spectrometry. 22, pp. 1631-1639. https://doi.org/10.1002/rcm.3454

Enhancing the understanding of earthworm feeding behaviour via the use of fatty acid delta13C values determined by gas chromatography-combustion-isotope ratio mass spectrometry

A - Papers appearing in refereed journals

Dungait, J. A. J., Briones, M. J. I., Bol, R. and Evershed, R. P. 2008. Enhancing the understanding of earthworm feeding behaviour via the use of fatty acid delta13C values determined by gas chromatography-combustion-isotope ratio mass spectrometry. Rapid Communications in Mass Spectrometry. 22, pp. 1643-1652. https://doi.org/10.1002/rcm.3455

Do plant species with different growth strategies vary in their ability to compete with soil microbes for chemical forms of nitrogen?

A - Papers appearing in refereed journals

Harrison, K. A., Bol, R. and Bardgett, R. D. 2008. Do plant species with different growth strategies vary in their ability to compete with soil microbes for chemical forms of nitrogen? Soil Biology and Biochemistry. 40 (1), pp. 228-237. https://doi.org/10.1016/j.soilbio.2007.08.004

Understanding the pathways and dynamics of agricultural diffuse pollution from intensively farmed grassland: the application of natural and artificial tracing techniques

C2 - Non-edited contributions to conferences

Old, G. H., Naden, P. S., Granger, S. J., Bol, R., Butler, P. J., Marsh, J., Owens, P. N., Smith, B. P. G., Macleod, C. J., Bilotta, G. S., Brazier, R. E. and Haygarth, P. M. 2007. Understanding the pathways and dynamics of agricultural diffuse pollution from intensively farmed grassland: the application of natural and artificial tracing techniques. 5th International Phosphorus Workshop (IPW5), Silkeborg, Denmark, 3-7 September 2007. pp. 201-204

Grasslands, sediment, colloids and phosphorus: an interdisciplinary team approach with the 'GrasP' project

C1 - Edited contributions to conferences/learned societies

Macleod, C. J. A., Bilotta, G. S., Bol, R., Brazier, R. E., Butler, P. J., Freer, J., Gimbert, L. J., Granger, S. J., Hawkins, J. M. B., Krueger, T., Naden, P. S., Old, G., Quinton, J. N., Worsfold. P. and Haygarth, P. M. 2007. Grasslands, sediment, colloids and phosphorus: an interdisciplinary team approach with the 'GrasP' project. Heckrath, G., Rubaek, G. H. and Kronvang, B. (ed.) Diffuse Phosphorus Loss: Risk Assessment, Mitigation Options and Ecological Effects in River Basins. 5th International Phosphorus Workshop (IPW5), Silkeborg, Denmark, 3-7 September 2007. pp. 193-196

Rare earth element enhanced slurries for erosion and leaching studies in grasslands

C2 - Non-edited contributions to conferences

Bol, R., Dixon, E. R., Senbayram, M., Gimbert, L., Stevens, C. and Quinton, J. 2007. Rare earth element enhanced slurries for erosion and leaching studies in grasslands. Farrimond, P. (ed.) International meeting on organic geochemistry, Torquay, 9-14 September 2007. pp. 947-948

Molecular and compound-specific stable C isotope C isotope investigation of the fate of dung C in a temperate grassland soil

C2 - Non-edited contributions to conferences

Dungait, J. A. J., Bol, R. and Evershed, R. P. 2007. Molecular and compound-specific stable C isotope C isotope investigation of the fate of dung C in a temperate grassland soil. Awards Ceremony Speeches and Abstracts of the 17th Annual V. M. Goldschmidt Conference Cologne, Germany August 2007.

Rate of nitrogen and carbon flux from and within the amino acid pool in a grassland soil

C2 - Non-edited contributions to conferences

Knowles, T. D. J., Evershed, R. P., Bol, R. and Chadwick, D. R. 2007. Rate of nitrogen and carbon flux from and within the amino acid pool in a grassland soil. Farrimond, P. (ed.) 23rd International meeting on organic geochemistry, Torquay, 9-14 September 2007. pp. 945-946

The impacts of livestock derived organic matter in grassland soils

C2 - Non-edited contributions to conferences

Bol, R., Dungait, J. A. J., Evershed, R. P., Lopez-Capel, E., Amelung, W. and Chadwick, D. R. 2007. The impacts of livestock derived organic matter in grassland soils. 3rd Conference on Mechanisms of Organic Matter Stabilisation and Destabilisation in Soils and Sediments, Adelaide, Australia 23-26 September 2007.

Earthworm responses to long term agricultural management practices: Spatial relationships with soil properties

A - Papers appearing in refereed journals

Blackshaw, R. P., Donovan, S. E., Hazarike, S., Bol, R. and Dixon, E. R. 2007. Earthworm responses to long term agricultural management practices: Spatial relationships with soil properties. European Journal Of Soil Biology. 43 (Suppl 1), pp. S171-S175. https://doi.org/10.1016/j.ejsobi.2007.08.014

Optimising nutrient use efficiency in beef cattle grazing lowland semi-natural pastures

D1 - Technical reports: non-confidential

Orr, R. J. 2007. Optimising nutrient use efficiency in beef cattle grazing lowland semi-natural pastures.

Recent vegetation changes in central Queensland, Australia: Evidence from thermal analysis - delta 13C isotope ration mass spectomoetry of soil organinc matter

C2 - Non-edited contributions to conferences

Lopez-Capel, E., Krull, E. S., Bol, R. and Manning, D. A. C. 2007. Recent vegetation changes in central Queensland, Australia: Evidence from thermal analysis - delta 13C isotope ration mass spectomoetry of soil organinc matter. Annual meeting, Stable Isotope Mass Spectrometry User Group (SIMSUG 2007), Newcastle University, 20-22 June 2007.

Exploring delta 13C signals to further understanding or erosion dynamics in a semi arid C4 to C3 vegetation transition in New Mexico

C1 - Edited contributions to conferences/learned societies

Turnbull, L., Brazier, R., Wainwright, J., Dixon, E. R. and Bol, R. 2007. Exploring delta 13C signals to further understanding or erosion dynamics in a semi arid C4 to C3 vegetation transition in New Mexico. Annual meeting, Stable Isotope Mass Spectrometry User Group (SIMSUG 2007), Newcastle University.

Bulk tissue and fatty acid stable isotope investigation of the trophic exploitation of dung by epigeic and endogeic earthworms

C2 - Non-edited contributions to conferences

Dungait, J. A. J., Bol, R., Briones, M. J. I. and Evershed, R. P. 2007. Bulk tissue and fatty acid stable isotope investigation of the trophic exploitation of dung by epigeic and endogeic earthworms. Annual meeting, Stable Isotope Mass Spectrometry User Group (SIMSUG 2007), Newcastle University.

Coincident temporal changes in delta 13C signatures and phosphorus concentrations in overland flow and subsurface flow in a typical dairy grassland

C2 - Non-edited contributions to conferences

Preedy, N., Glaser, B. and Bol, R. 2007. Coincident temporal changes in delta 13C signatures and phosphorus concentrations in overland flow and subsurface flow in a typical dairy grassland. Annual meeting, Stable Isotope Mass Spectrometry User Group (SIMSUG 2007), Newcastle University.

Assessment of the application of off line pyrolysis to obtain lignin biomarkers from soils for determination of delta13c values using GC-C-IRMS

C2 - Non-edited contributions to conferences

Dungait, J. A. J., Stear, N. A., van Dogen, B., Bol, R. and Evershed, R. P. 2007. Assessment of the application of off line pyrolysis to obtain lignin biomarkers from soils for determination of delta13c values using GC-C-IRMS. Annual meeting, Stable Isotope Mass Spectrometry User Group (SIMSUG 2007), Newcastle University.

Multiple stable isotope (18O, 13C, 15N and 34S) analysis of human hair to identify the recent migrants in a rural community in SW England

A - Papers appearing in refereed journals

Bol, R., Marsh, J. and Heaton, T. H. E. 2007. Multiple stable isotope (18O, 13C, 15N and 34S) analysis of human hair to identify the recent migrants in a rural community in SW England. Rapid Communications in Mass Spectrometry. 21 (18), pp. 2951-2954. https://doi.org/10.1002/rcm.3168

Free amino sugar reactions in soil in relation to soil carbon and nitrogen cycling

A - Papers appearing in refereed journals

Roberts, P., Bol, R. and Jones, D. L. 2007. Free amino sugar reactions in soil in relation to soil carbon and nitrogen cycling. Soil Biology and Biochemistry. 39 (12), pp. 3081-3092. https://doi.org/10.1016/j.soilbio.2007.07.001

Development of a stable isotope index to assess decadal-scale vegetation change and application to woodlands of the Burdekin catchment, Australia

A - Papers appearing in refereed journals

Krull, E., Bray, S., Harms, B., Baxter, N., Bol, R. and Farquhar, G. 2007. Development of a stable isotope index to assess decadal-scale vegetation change and application to woodlands of the Burdekin catchment, Australia. Global Change Biology. 13 (7), pp. 1455-1468. https://doi.org/10.1111/j.1365-2486.2007.01376.x

Understanding the sources and pathways of nitrate in drainage derived from intensively managed grasslands

C2 - Non-edited contributions to conferences

Granger, S. J., Bilotta, G., Bol, R., Heaton, T., Owens, P. and Butler, P. J. 2007. Understanding the sources and pathways of nitrate in drainage derived from intensively managed grasslands. Annual meeting of the Stable Isotope Mass Spectrometry User Group (SIMSUG), Newcastle University, 20-22 June 2007.

Quantification of priming and CO2 emission sources following the application of different slurry particle size fractions to a grassland soil

A - Papers appearing in refereed journals

Fangueiro, D., Chadwick, D. R., Dixon, E. R. and Bol, R. 2007. Quantification of priming and CO2 emission sources following the application of different slurry particle size fractions to a grassland soil. Soil Biology and Biochemistry. 39 (10), pp. 2608-2620. https://doi.org/10.1016/j.soilbio.2007.05.012

Effects of livestock breed and grazing intensity on biodiversity and production in grazing systems. 1. Nutritive value of herbage and livestock performance

A - Papers appearing in refereed journals

Isselstein, J., Griffith, B. A., Pradel, P. and Venerus, S. 2007. Effects of livestock breed and grazing intensity on biodiversity and production in grazing systems. 1. Nutritive value of herbage and livestock performance. Grass and Forage Science. 62 (2), pp. 145-158. https://doi.org/10.1111/j.1365-2494.2007.00571.x

Heterotrophic microbial communities use ancient carbon following glacial retreat

A - Papers appearing in refereed journals

Bardgett, R. D., Richter, A., Bol, R., Garnett, M. H., Baumler, R., Xu, X., Lopez-Capel, E., Manning, D. A. C., Hobbs, P. J., Hartley, I. R. and Wanek, W. 2007. Heterotrophic microbial communities use ancient carbon following glacial retreat. Biology Letters. 3 (5), pp. 487-490. https://doi.org/10.1098/rsbl.2007.0242

Tracing the sources of fine-grained sediment following a wildfire in British Columbia, Canada

C2 - Non-edited contributions to conferences

Owens, P. M., Petticrew, E. L., Blake, W. H., Giles, Moore, T. R. and Bol, R. 2007. Tracing the sources of fine-grained sediment following a wildfire in British Columbia, Canada. European Geosciences Union General Assembly 2007 meeting, Vienna, Austria, 15-20 April 2007.

Beneficial nutrients news

G - Articles in popular magazines and other technical publications

Bol, R. 2007. Beneficial nutrients news. 3 (1), pp. 1-4.

Processes affecting transfer of sediment and colloids, with associated phosphorus, from intensively farmed grasslands: tracing sediment and organic matter

A - Papers appearing in refereed journals

Granger, S. J., Bol, R., Butler, P. J., Haygarth, P. M., Naden, P., Old, G., Owens, P. N. and Smith, B. 2007. Processes affecting transfer of sediment and colloids, with associated phosphorus, from intensively farmed grasslands: tracing sediment and organic matter. Hydrological Processes. 21 (3), pp. 417-422. https://doi.org/10.1002/hyp.6597

The effect of diet manipulation on nitrous oxide and methane emissions from manure application to grassland soils

A - Papers appearing in refereed journals

Cardenas, L. M., Chadwick, D. R., Scholefield, D., Fychan, A. R., Marley, C. L., Jones, R., Bol, R., Well, R. and Vallejo, A. 2007. The effect of diet manipulation on nitrous oxide and methane emissions from manure application to grassland soils. Atmospheric Environment. 41 (33), pp. 7096-7107. https://doi.org/10.1016/j.atmosenv.2007.04.055

Nutrient cycling budgets in managed pastures

B - Book chapters etc edited externally

Scholefield, D., Jewkes, E. C. and Bol, R. 2007. Nutrient cycling budgets in managed pastures. in: Marschner, P. and Rengel, Z. (ed.) Nutrient cycling in terrestrial ecosystems (Soil Biology; Vol. 10) Springer, Heidelberg. pp. 215-246

Agronomic value of biodiverse grasslands

C1 - Edited contributions to conferences/learned societies

Griffith, B. A. 2007. Agronomic value of biodiverse grasslands. 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. 225-228

Nitrate leaching in soil: tracing the NO3- sources with the help of stable N and O isotopes

A - Papers appearing in refereed journals

Oelmann, Y., Kreutziger, Y., Wilcke, W. and Bol, R. 2007. Nitrate leaching in soil: tracing the NO3- sources with the help of stable N and O isotopes. Soil Biology and Biochemistry. 39 (12), pp. 3024-3033. https://doi.org/10.1016/j.soilbio.2007.05.036

Preferences for different nitrogen forms by coexisting plant species and soil microbes

A - Papers appearing in refereed journals

Harrison, K. A., Bol, R. and Bardgett, R. D. 2007. Preferences for different nitrogen forms by coexisting plant species and soil microbes. Ecology. 88 (4), pp. 989-999. https://doi.org/10.1890/06-1018

Fluorescent tracing of slurry to headwater streams

C2 - Non-edited contributions to conferences

Naden, P., Old, G., Granger, S. J., Butler, P. J., Bilotta, G. S., Brazier, R. E., Bol, R., Haygarth, P. M. and Macleod, C. J. A. 2006. Fluorescent tracing of slurry to headwater streams. British Hydrological Society Fluoronet Meeting, Birmingham, October 2006.

Phosphorus, sediment and colloid transfers from grasslands

C2 - Non-edited contributions to conferences

Freer, J., Bilotta, G. S., Bol, R., Brazier, R., Butler, P. J., Gimbert, L. J., Granger, S. J., Haygarth, P. M., Krueger, T., Macleod, C. J., Naden, P., Old, G., Quinton, J. N., Smith, B. and Worsfold, P. 2006. Phosphorus, sediment and colloid transfers from grasslands. The GRASP project. Second International Conference on Natural Aquatic Colloids and Nanoparticles, University of Plymouth, 13-14 September 2006.

Phosphorus, sediment and colloid transfers from grasslands

C2 - Non-edited contributions to conferences

Freer, J., Bilotta, G. S., Bol, R., Brazier, R., Butler, P. J., Gimbert, L. J., Granger, S. J., Haygarth, P. M., Krueger, T., Macleod, C. J., Naden, P., Old, G., Quinton, J. N., Smith, B. and Worsfold, P. 2006. Phosphorus, sediment and colloid transfers from grasslands. The GRASP project. European Geosciences Union, General Assembly 2006, Vienna, Austria, 2-7 April 2006.

Molecular and compound-specific stable C isotope investigation of the fate of dung C in a temperate grassland soil

C2 - Non-edited contributions to conferences

Dungait, J. A. J., Bol, R., Bull, I. D., Van Dongen, B. E. and Evershed, R. P. 2006. Molecular and compound-specific stable C isotope investigation of the fate of dung C in a temperate grassland soil. 5th International Conference on Applications of Stable Isotope Techniques to Ecological Studies, Belfast, 13-18 August 2006. pp. p132

The long term influence of manure and inorganic fertiliser applications on the 15N value of plants

C2 - Non-edited contributions to conferences

Senbayram, M., Poulton, P. R. and Bol, R. 2006. The long term influence of manure and inorganic fertiliser applications on the 15N value of plants. 5th International Conference on Applications of Stable Isotope Techniques to Ecological Studies, Belfast, 13-18 August 2006. pp. p136

The fate of proteinaceous materials in soil

C2 - Non-edited contributions to conferences

Knowles, T. D. J., Mottram, H. R., Evershed, R. P., Bol, R. and Chadwick, D. R. 2006. The fate of proteinaceous materials in soil. 5th International Conference on Applications of Stable Isotope Techniques to Ecological Studies, Belfast, 13-18 August 2006. pp. p15

Processes affecting transfer of sediment and colloids, with associated phosphorus, from intensively farmed grasslands: an overview of key issues

A - Papers appearing in refereed journals

Haygarth, P. M., Bilotta, G. S., Bol, R., Brazier, R. E., Butler, P. J., Freer, J., Gimbert, L. J., Granger, S. J., Krueger, T., Macleod, C. J. A., Naden, P., Old, G., Quinton, J. N., Smith, B. and Worsfold, P. 2006. Processes affecting transfer of sediment and colloids, with associated phosphorus, from intensively farmed grasslands: an overview of key issues. Hydrological Processes. 20 (20), pp. 4407-4413. https://doi.org/10.1002/hyp.6598

Influence of microbial activity on plant-microbial competition for organic and inorganic nitrogen

A - Papers appearing in refereed journals

Dunn, R. M., Mikola, J., Bol, R. and Bardgett, R. D. 2006. Influence of microbial activity on plant-microbial competition for organic and inorganic nitrogen. Plant and Soil. 289, pp. 321-334. https://doi.org/10.1007/s11104-006-9142-z

Optimising nutrient use efficiency in beef cattle grazing lowland semi-natural pastures

D1 - Technical reports: non-confidential

Orr, R. J. 2006. Optimising nutrient use efficiency in beef cattle grazing lowland semi-natural pastures.

Communicating North Wyke research to others

G - Articles in popular magazines and other technical publications

Hopkins, A., Murray, P. J., Bristow, A. W., Orr, R. J. and Laws, J. A. 2006. Communicating North Wyke research to others. IGER Innovations. 10, pp. 66-70.

Using GPS animal tracking and vegetation mapping to estimate diet selection in cattle grazing semi-improved pastures

C2 - Non-edited contributions to conferences

Rutter, S. M., Griffith, B. A., Cook, J. E. and Champion, R. A. 2006. Using GPS animal tracking and vegetation mapping to estimate diet selection in cattle grazing semi-improved pastures. 40th International Congress of the International Society for Applied Ethology, Bristol, 8-12 August 2006.

Sources and mechanisms of priming effect induced in two grassland soils amended with slurry and sugar

A - Papers appearing in refereed journals

Kuzyakov, Y. and Bol, R. 2006. Sources and mechanisms of priming effect induced in two grassland soils amended with slurry and sugar. Soil Biology and Biochemistry. 38 (4), pp. 747-758. https://doi.org/10.1016/j.soilbio.2005.06.025

Phosphorus 31 nuclear magnetic resonance spectroscopy to trace organic dung phosphorus in a temperate grassland soil

A - Papers appearing in refereed journals

Bol, R., Amelung, W. and Haumaier, L. 2006. Phosphorus 31 nuclear magnetic resonance spectroscopy to trace organic dung phosphorus in a temperate grassland soil. Journal of Environmental Quality. 169 (1), pp. 69-75. https://doi.org/10.1002/jpln.200521771

The natural abundance of 13C, 15N, 34S and 14C in archived (1923-2000) plant and soil samples from the Askov long-term experiments on animal manure and mineral fertilizer

A - Papers appearing in refereed journals

Bol, R., Eriksen, J., Smith, P., Garnett, M. H., Coleman, K. and Christensen, B. T. 2005. The natural abundance of 13C, 15N, 34S and 14C in archived (1923-2000) plant and soil samples from the Askov long-term experiments on animal manure and mineral fertilizer. Rapid Communications in Mass Spectrometry. 19, pp. 3216-3226.

Quellencharakterisierung mit Hilfe von 15N and 18O Isotopen im Nitrat unter leguminosenhaltigem Grunland

C2 - Non-edited contributions to conferences

Oelmann, Y., Kreutziger, Y., Wilcke, W. and Bol, R. 2005. Quellencharakterisierung mit Hilfe von 15N and 18O Isotopen im Nitrat unter leguminosenhaltigem Grunland. Annual Meeting of the German Association for Stable Isotope Research, Jena, Germany, 10-12 October 2005.

Reaktivitat von organischen N-Pools im Boden unter leguminosenhaltigem Grunland: Neue Erkenntnisse durch die Analyse von delta18O and delta15N in Nitrat?

C2 - Non-edited contributions to conferences

Oelmann, Y., Wilcke, W. and Bol, R. 2005. Reaktivitat von organischen N-Pools im Boden unter leguminosenhaltigem Grunland: Neue Erkenntnisse durch die Analyse von delta18O and delta15N in Nitrat? German Soil Science Society Conference (DBG), Marburg, Germany, 3-11 September 2005.

Soil microbial respiration responses to repeated urea applications in three grasslands

A - Papers appearing in refereed journals

Kelliher, F. M., Sedcole, J. R., Minchin, R. F., Wan, Y., Condron, L. M., Clough, T. J. and Bol, R. 2005. Soil microbial respiration responses to repeated urea applications in three grasslands. Australian journal of soil research. 43 (8), pp. 905-913. https://doi.org/10.1071/SR05068

Optimising nutrient use efficiency in beef cattle grazing lowland semi-natural pastures

D1 - Technical reports: non-confidential

Orr, R. J. 2005. Optimising nutrient use efficiency in beef cattle grazing lowland semi-natural pastures.

Behavioural and community ecology: understanding mechanisms driving biodiversity in pasture-based systems

G - Articles in popular magazines and other technical publications

Rook, A. J., Tallowin, J. R. B., Rutter, S. M., Orr, R. J., Hopkins, A. and Gibb, M. J. 2005. Behavioural and community ecology: understanding mechanisms driving biodiversity in pasture-based systems. IGER Innovations. 9, pp. 54-57.

Nitrogen-15 in NO3- characterises differently reactive soil organic N pools

C2 - Non-edited contributions to conferences

Oelmann, Y., Wilcke, Wolfgang and Bol, R. 2005. Nitrogen-15 in NO3- characterises differently reactive soil organic N pools. SIMSUG 2005, York University, 10-13 April 2005.

Application of simultaneous thermal analysis mass spectrometry and stable carbon isotope analysis in a carbon sequestration study

A - Papers appearing in refereed journals

Lopez-Capel, C., Bol, R. and Manning, D. A. C. 2005. Application of simultaneous thermal analysis mass spectrometry and stable carbon isotope analysis in a carbon sequestration study. Rapid Communications in Mass Spectrometry. 19 (22), pp. 3192-3198. https://doi.org/10.1002/rcm.2145

Nitrogen-15 in NO3- characterises differently reactive soil organic N pools

A - Papers appearing in refereed journals

Oelmann, Y., Wilcke, Wolfgang and Bol, R. 2005. Nitrogen-15 in NO3- characterises differently reactive soil organic N pools. Rapid Communications in Mass Spectrometry. 19 (22), pp. 3177-3181. https://doi.org/10.1002/rcm.2023

The natural abundance of 13C, 15N 34S and 14C in archived (1923-2000) plant and soil samples from the Askov long-term experiments on animal manure and mineral fertiliser

A - Papers appearing in refereed journals

Bol, R., Eriksen, J., Smith, P., Garnett, M. H., Coleman, K. and Christensen, B. T. 2005. The natural abundance of 13C, 15N 34S and 14C in archived (1923-2000) plant and soil samples from the Askov long-term experiments on animal manure and mineral fertiliser. Rapid Communications in Mass Spectrometry. 19 (22), pp. 3216-3226. https://doi.org/10.1002/rcm.2156

Short-term dynamics of slurry-derived plant and microbial sugars in a temperate grassland soil as assessed by compound-specific delta13C analyses

A - Papers appearing in refereed journals

Sauheitl, L., Glaser, B. and Bol, R. 2005. Short-term dynamics of slurry-derived plant and microbial sugars in a temperate grassland soil as assessed by compound-specific delta13C analyses. Rapid Communications in Mass Spectrometry. 19, pp. 1437-1446. https://doi.org/10.1002/rcm.1965

Preface - Joint European Stable Isotope Users Meeting (JESIUM), Vienna, 30 August - 3 September 2004

A - Papers appearing in refereed journals

Hood-Nowotny, R., Bol, R., Wanek, W. and Richter, A. 2005. Preface - Joint European Stable Isotope Users Meeting (JESIUM), Vienna, 30 August - 3 September 2004. Rapid Communications in Mass Spectrometry. 19 (11), pp. 1363-1364.

Three sources of CO2 efflux from soil partitioned by 13C natural abundance in an incubation study

A - Papers appearing in refereed journals

Kuzyakov, Y. and Bol, R. 2005. Three sources of CO2 efflux from soil partitioned by 13C natural abundance in an incubation study. Rapid Communications in Mass Spectrometry. 19 (11), pp. 1417-1423. https://doi.org/10.1002/rcm.1938

14C of grasses as an indicator of fossil fuel CO2 pollution

A - Papers appearing in refereed journals

Lichtfouse, E., Lichtfouse, M., Kashgarian, M. and Bol, R. 2005. 14C of grasses as an indicator of fossil fuel CO2 pollution. Environmental Chemistry Letters. 3 (2), pp. 78-81.

Quantification of dung carbon incorporation in a temperate grassland soil following spring application using bulk stable carbon isotope determinations

A - Papers appearing in refereed journals

Dungait, J. A. J., Bol, R. and Evershed, R. P. 2005. Quantification of dung carbon incorporation in a temperate grassland soil following spring application using bulk stable carbon isotope determinations. Isotopes In Environmental And Health Studies. 41 (1), pp. 3-11.

The performance of cattle on lowland species-rich grassland at three contrasting grazing pressures

C1 - Edited contributions to conferences/learned societies

Griffith, B. A. and Tallowin, J. R. B. 2005. The performance of cattle on lowland species-rich grassland at three contrasting grazing pressures. Grassland-based Systems in Marginal Environments. Proceedings XX International Grassland Congress Satellite Workshop, Glasgow, 3-6 July 2005. pp. p158

Rapid intrinsic rates or amino acid biodegradation in soils are unaffected by agricultural management strategy

A - Papers appearing in refereed journals

Jones, D. L., Kemmitt, S. J., Wright, D., Cuttle, S. P., Bol, R. and Edwards, A. C. 2005. Rapid intrinsic rates or amino acid biodegradation in soils are unaffected by agricultural management strategy. Soil Biology and Biochemistry. 37 (7), pp. 1267-1275. https://doi.org/10.1016/j.soilbio.2004.11.023

Intake characteristics of diploid and tetraploid perennial ryegrass varieties when grazed by Simmental x Holstein yearling heifers under rotational management

C1 - Edited contributions to conferences/learned societies

Orr, R. J., Cook, J. E., Young, K. L. and Rook, A. J. 2005. Intake characteristics of diploid and tetraploid perennial ryegrass varieties when grazed by Simmental x Holstein yearling heifers under rotational management. Murphy, J. J. (ed.) International Grassland Congress Satellite Workshop, Cork, 3-6 July 2005. pp. p151

Preferential uptake of soil nitrogen forms by grassland plant species

A - Papers appearing in refereed journals

Weigelt, A., Bol, R. and Bardgett, R. D. 2005. Preferential uptake of soil nitrogen forms by grassland plant species. Oecologia. 142 (4), pp. 627-635. https://doi.org/10.1007/s00442-004-1765-2

Intake characteristics of perennial ryegrass varieties when grazed by yearling beef cattle under rotational grazing management

A - Papers appearing in refereed journals

Orr, R. J., Cook, J. E., Young, K. L., Champion, R. A. and Rutter, S. M. 2005. Intake characteristics of perennial ryegrass varieties when grazed by yearling beef cattle under rotational grazing management. Grass and Forage Science. 60 (2), pp. 157-167. https://doi.org/10.1111/j.1365-2494.2005.00463.x

Development of a micro-sward technique for determining intake characteristics of perennial ryegrass varieties

A - Papers appearing in refereed journals

Orr, R. J., Young, K. L., Cook, J. E. and Champion, R. A. 2005. Development of a micro-sward technique for determining intake characteristics of perennial ryegrass varieties. Euphytica. 141 (1-2), pp. 65-73. https://doi.org/10.1007/s10681-005-5365-y

Recent vegetation changes in central Queensland, Australia: Evidence from delta13C and delta14C analysis of soil organic matter

A - Papers appearing in refereed journals

Krull, E. S., Skjemstad, J. O., Burrows, W. H., Bray, S. G., Wynn, J. G., Bol, R., Spouncer, L. and Harms, B. 2005. Recent vegetation changes in central Queensland, Australia: Evidence from delta13C and delta14C analysis of soil organic matter. Geoderma. 126 (3-4), pp. 241-259. https://doi.org/10.1016/j.geoderma.2004.09.012

Savanna-derived organic matter remaining in long term mixed cropping arable soils of the South African high veld - evidence from 13C and 15N natural abundance

A - Papers appearing in refereed journals

Lobe, I., Bol, R., Ludwig, B., Du Preez, C. C. and Amelung, W. 2005. Savanna-derived organic matter remaining in long term mixed cropping arable soils of the South African high veld - evidence from 13C and 15N natural abundance. Soil Biology and Biochemistry. 37 (10), pp. 1898-1909. https://doi.org/10.1016/j.soilbio.2005.02.030

Effects of livestock breed and stocking rate on sustainable grazing systems: 3. agronomic potential

C1 - Edited contributions to conferences/learned societies

Isselstein, J., Griffith, B. A., Pradel, P. and Venerus, S. 2004. Effects of livestock breed and stocking rate on sustainable grazing systems: 3. agronomic potential. Luscher A. Jeangros, B. Kessler, W. Huguenin, O. Lobsiger, M. Millar, N. Suter, D. (ed.) Land use systems on grassland dominated regions. European Grassland Federation (EGF) 20th General Meeting, Luzern, Switzerland, 21-24 June 2004.

Dynamics of a pasture soil microbial community after deposition of cattle urine amended with 13C urea

A - Papers appearing in refereed journals

Petersen, S. O., Roslev, P. and Bol, R. 2004. Dynamics of a pasture soil microbial community after deposition of cattle urine amended with 13C urea. Applied and Environmental Microbiology. 70 (11), pp. 6363-6369. https://doi.org/10.1128/AEM.70.11.6363-6369.2004

Distinguishing of N2O emitted from soils from nitrification and denitrification using dual (delta15N and delta18O) isotopes and isotopomer (delta15Na and delta15Nb)

C2 - Non-edited contributions to conferences

Bol, R., Clough, T., Sherlock, R., Ford, C., Di, H. J. and Cameron, K. 2004. Distinguishing of N2O emitted from soils from nitrification and denitrification using dual (delta15N and delta18O) isotopes and isotopomer (delta15Na and delta15Nb). NIWA Workshop on the Science of Atmospheric Trace Gases, Wellington, New Zealand, 18-19 March 2004.

Using natural abundance delta13C to investigate dung carbon input to soils and soil microbial population dynamics

C2 - Non-edited contributions to conferences

Dungait, J. A. J., Bull, I. D., Bol, R. and Evershed, R. P. 2004. Using natural abundance delta13C to investigate dung carbon input to soils and soil microbial population dynamics. Abstracts 4th International Conference Application of Stable Isotopes Techniques to Ecological Studies, Wellington, New Zealand, 19-23 April 2004.

Using 13C natural abundance to separate three soil CO2 efflux sources and to quantify priming effect mechanisms

C2 - Non-edited contributions to conferences

Kuzyakov, Y. and Bol, R. 2004. Using 13C natural abundance to separate three soil CO2 efflux sources and to quantify priming effect mechanisms. JESIUM meeting, VIC Vienna, Austria, 30 August - 3 September 2004.

Agronomic and nutritional qualities of grazed grass varieties: development of breeding tools and a new rapid-screening methodology

D1 - Technical reports: non-confidential

Orr, R. J. 2004. Agronomic and nutritional qualities of grazed grass varieties: development of breeding tools and a new rapid-screening methodology.

Focus on IGER North Wyke

G - Articles in popular magazines and other technical publications

Rutter, S. M. and Orr, R. J. 2004. Focus on IGER North Wyke. Grass Farmer . Autumn, pp. 4-6.

Urea concentration affects short-term N turnover and N2O production in grassland soil

C1 - Edited contributions to conferences/learned societies

Petersen, S. O., Stamatiadis, S., Christofides, C., Yamulki, S. and Bol, R. 2004. Urea concentration affects short-term N turnover and N2O production in grassland soil. Hatch, D. J., Chadwick, D., Jarvis, S. C. and Roker, J. A. (ed.) 'Controlling N Flows and Losses'. Proceedings 12th Nitrogen Workshop, University of Exeter, 21-24 September 2003. pp. 351-353

Influence of urinary N concentration on N20 and CO2 emissions and N transformation in a temperate grassland soil

C1 - Edited contributions to conferences/learned societies

Bol, R., Peterson, S. O., Dittert, K. and Hansen, M. N. 2004. Influence of urinary N concentration on N20 and CO2 emissions and N transformation in a temperate grassland soil. Hatch, D. J., Chadwick, D., Jarvis, S. C. and Roker, J. A. (ed.) 'Controlling N Flows and Losses'. Proceedings 12th Nitrogen Workshop, University of Exeter, 21-24 September 2003. Wageningen Academic Publishers, Wageningen, Netherlands. pp. 295-297

The turnover of organic manure using natural 13C abundance

C1 - Edited contributions to conferences/learned societies

Dittert, K. and Bol, R. 2004. The turnover of organic manure using natural 13C abundance. Hatch, D. J., Chadwick, D., Jarvis, S. C. and Roker, J. A. (ed.) 'Controlling N Flows and Losses'. Proceedings 12th Nitrogen Workshop, University of Exeter, 21-24 September 2003. Wageningen Academic Publishers, Wageningen, Netherlands. pp. 164-165

Bite dimensions and grazing movements by sheep and cattle grazing homogeneous perennial ryegrass swards

A - Papers appearing in refereed journals

Rook, A. J., Harvey, A., Parsons, A. J., Orr, R. J. and Rutter, S. M. 2004. Bite dimensions and grazing movements by sheep and cattle grazing homogeneous perennial ryegrass swards . Applied Animal Behaviour Science. 88 (3-4), pp. 227-242. https://doi.org/10.1016/j.applanim.2004.03.006

Using natural 13C abundances to differentiate between three CO2 sources during incubation of a grassland soil amended with slurry and sugar

A - Papers appearing in refereed journals

Kuzyakov, Y. and Bol, R. 2004. Using natural 13C abundances to differentiate between three CO2 sources during incubation of a grassland soil amended with slurry and sugar. Journal of Plant Nutrition and Soil Science. 167 (6), pp. 669-677. https://doi.org/10.1002/jpln.200421412

Long term changes in the distribution and delta15N values of individual soil amino acids in the absence of vegetation and fertilizer

A - Papers appearing in refereed journals

Bol, R., Ostle, N. J., Chenu, C. C., Petzke, K. J., Werner, R. A. and Balesdent, J. 2004. Long term changes in the distribution and delta15N values of individual soil amino acids in the absence of vegetation and fertilizer. Isotopes In Environmental And Health Studies. 40 (4), pp. 243-256.

Clear-cutting of a Norway spruce stand: implications for controls on the dynamics of dissolved organic matter in the forest floor

A - Papers appearing in refereed journals

Kalbitz, K., Glaser, B. and Bol, R. 2004. Clear-cutting of a Norway spruce stand: implications for controls on the dynamics of dissolved organic matter in the forest floor. European Journal of Soil Science. 55 (2), pp. 401-413.

Short-term N2O, CO2, NH3 fluxes, and N/C transfers in a Danish grass-clover pasture after simulated urine deposition in autumn

A - Papers appearing in refereed journals

Bol, R., Petersen, S. O., Christofides, C., Dittert, K. and Hansen, M. N. 2004. Short-term N2O, CO2, NH3 fluxes, and N/C transfers in a Danish grass-clover pasture after simulated urine deposition in autumn. Journal of Plant Nutrition and Soil Science. 167 (5), pp. 568-576. https://doi.org/10.1002/jpln.200321334

Influence of flooding on delta15N, delta18O, 1delta15N and 2delta15N signatures of N2O released from estuarine soils - a laboratory experiment using tidal flooding chambers

A - Papers appearing in refereed journals

Bol, R., Rockmann, T., Blackwell, M. S. A. and Yamulki, S. 2004. Influence of flooding on delta15N, delta18O, 1delta15N and 2delta15N signatures of N2O released from estuarine soils - a laboratory experiment using tidal flooding chambers. Rapid Communications in Mass Spectrometry. 18 (14), pp. 1561-1568. https://doi.org/10.1002/rcm.1519

Role of aggregate surface and core fraction in the sequestration of carbon from dung in a temperate grassland soil

A - Papers appearing in refereed journals

Bol, R., Amelung, W. and Freidrich, C. 2004. Role of aggregate surface and core fraction in the sequestration of carbon from dung in a temperate grassland soil. European Journal of Soil Science. 55 (1), pp. 71-77. https://doi.org/10.1046/j.1365-2389.2003.00582.x

Short-term sequestration of slurry-derived carbon into particle size fractions of a temperate grassland soil

A - Papers appearing in refereed journals

Bol, R., Moering, J., Preedy, N. and Glaser, B. 2004. Short-term sequestration of slurry-derived carbon into particle size fractions of a temperate grassland soil. Isotopes In Environmental And Health Studies. 40 (1), pp. 81-87. https://doi.org/10.1080/10256010310001605955

Relationships between morphological and chemical characteristics of perennial ryegrass varieties and intake by sheep under continuous stocking management

A - Papers appearing in refereed journals

Orr, R. J., Cook, J. E., Champion, R. A. and Rook, A. J. 2004. Relationships between morphological and chemical characteristics of perennial ryegrass varieties and intake by sheep under continuous stocking management. Grass and Forage Science. 59 (4), pp. 389-398. https://doi.org/10.1111/j.1365-2494.2004.00440.x

The effect of the spatial scale of heterogeneity of two herbage species on the grazing behaviour of lactating sheep

A - Papers appearing in refereed journals

Champion, R. A., Orr, R. J., Penning, P. D. and Rutter, S. M. 2004. The effect of the spatial scale of heterogeneity of two herbage species on the grazing behaviour of lactating sheep. Applied Animal Behaviour Science. 88 (1-2), pp. 61-76. https://doi.org/10.1016/j.applanim.2004.02.011

Dietary preference of dairy cows grazing ryegrass and white clover.

A - Papers appearing in refereed journals

Rutter, S. M., Orr, R. J., Yarrow, N. H. and Champion, R. A. 2004. Dietary preference of dairy cows grazing ryegrass and white clover. Journal of Dairy Science. 87 (5), pp. 1317-1324. https://doi.org/10.3168/jds.S0022-0302(04)73281-6

Changes in ingestive behaviour of yearling dairy heifers due to changes in sward state during grazing down of rotationally-stocked ryegrass or white clover pastures

A - Papers appearing in refereed journals

Orr, R. J., Rutter, S. M., Yarrow, N. H., Champion, R. A. and Rook, A. J. 2004. Changes in ingestive behaviour of yearling dairy heifers due to changes in sward state during grazing down of rotationally-stocked ryegrass or white clover pastures . Applied Animal Behaviour Science. 87 (3-4), pp. 205-222. https://doi.org/10.1016/j.applanim.2004.01.009

Natural abundance of C-13 and N-15 in earthworms from different cropping treatments

A - Papers appearing in refereed journals

Briones, M. J. I. and Bol, R. 2003. Natural abundance of C-13 and N-15 in earthworms from different cropping treatments. Pedobiologia. 47 (5-6), pp. 560-567.

Intake characteristics and plant traits for perennial ryegrass varieties grazed by sheep

C1 - Edited contributions to conferences/learned societies

Orr, R. J. and Rook, A. J. 2003. Intake characteristics and plant traits for perennial ryegrass varieties grazed by sheep. Proceedings 'Crop Quality: Its role in sustainable livestock production', Association of Applied Biologists Conference, Manchester, 15-16 December 2003.

Quantification of priming and CO2 respiration sources following slurry C incorporation in two grassland soils with different C content

A - Papers appearing in refereed journals

Bol, R., Moering, J., Kuzyakov, Y. and Amelung, W. 2003. Quantification of priming and CO2 respiration sources following slurry C incorporation in two grassland soils with different C content. Rapid Communications in Mass Spectrometry. 17 (23), pp. 2585-2590.

Dynamics of organic compounds from cow dung in top-centimetre grassland soil

C2 - Non-edited contributions to conferences

Dungait, J. A. J., Evershed, R. P. and Bol, R. 2003. Dynamics of organic compounds from cow dung in top-centimetre grassland soil. Annual Meeting of the Stable Isotope Spectrometry Users Group (SIMSUG), Bristol, 14-16 April 2003.

Compound specific nitrogen isotope measurements of soil amino acids

C2 - Non-edited contributions to conferences

Bol, R. 2003. Compound specific nitrogen isotope measurements of soil amino acids. 225th National Meeting of the American Chemical Society, New Orleans, LA, USA, 23-27 March 2003. American Chemical Society (ACS).

Compound-specific tracing of organic compounds from dung in temperate grassland soil

C2 - Non-edited contributions to conferences

Dungait, J. A. J., Evershed, R. P. and Bol, R. 2003. Compound-specific tracing of organic compounds from dung in temperate grassland soil. 225th National Meeting of the American Chemical Society, New Orleans, LA, USA, 23-27 March 2003. American Chemical Society (ACS).

Effect of slurry incorporation on CO2 respiration from grassland soil

C2 - Non-edited contributions to conferences

Bol, R., Moering, J., Glaser, B. and Amelung, W. 2003. Effect of slurry incorporation on CO2 respiration from grassland soil. Poster Annual Meeting Stable Isotope Spectrometry Users Group (SIMSUG), Bristol, UK, 14-16 April 2003. pp. P23

Influence of flooding on the dual isotope and isotopomer ratios of N2O released from estuarine soils

C2 - Non-edited contributions to conferences

Bol, R., Yamulki, S., Rockmann, T. and Blackwell, M. S. A. 2003. Influence of flooding on the dual isotope and isotopomer ratios of N2O released from estuarine soils. Poster Annual Meeting Stable Isotope Spectrometry Users Group (SIMSUG), Bristol, UK, 14-16 April 2003. pp. P24

Stable isotope techniques in the study of soil organic matter dynamics in agricultural and natural systems

C2 - Non-edited contributions to conferences

Bol, R. 2003. Stable isotope techniques in the study of soil organic matter dynamics in agricultural and natural systems. Arbeitsgemeinschaft Stabile Isotope (ASI) 2003 Meeting, Cologne, Germany, 6-8 October 2003.

Partitioning between slurry and soil-derived C respiration in two grassland soils

C2 - Non-edited contributions to conferences

Kuzyakov, K. and Bol, R. 2003. Partitioning between slurry and soil-derived C respiration in two grassland soils. Arbeitsgemeinschaft Stabile Isotope (ASI) 2003 Meeting, Cologne, Germany, 6-8 October 2003.

Using natural 13C abundance method to estimate distribution of Miscanthus x giganteus derived carbon to soil organic matter

C2 - Non-edited contributions to conferences

Schneckenberger, K., Kuzyakov, Y. and Bol, R. 2003. Using natural 13C abundance method to estimate distribution of Miscanthus x giganteus derived carbon to soil organic matter. Arbeitsgemeinschaft Stabile Isotope (ASI) 2003 Meeting, Cologne, Germany, 6-8 October 2003.

Studying the turnover of organic manures using natural 13C abundance

C2 - Non-edited contributions to conferences

Dittert, K. and Bol, R. 2003. Studying the turnover of organic manures using natural 13C abundance. Arbeitsgemeinschaft Stabile Isotope (ASI) 26th Annual Meeting, Cologne, Germany, 6-8 October 2003.

Studying the turnover of organic manures using natural 13C abundance

C2 - Non-edited contributions to conferences

Dittert, K. and Bol, R. 2003. Studying the turnover of organic manures using natural 13C abundance. 'Controlling N flows and losses', 12th Nitrogen Workshop, Exeter, UK, 21-24 September 2003.

Influence of urinary N concentration on N2O and CO2 emissions from grassland

C2 - Non-edited contributions to conferences

Bol, R., Petersen, S. O., Dittert, K. and Hansen, M. N. 2003. Influence of urinary N concentration on N2O and CO2 emissions from grassland. Abstracts 12th N Workshop, Controlling N flows and losses, Exeter, Devon, UK, 21-24 September 2003.

Urea concentration affects short-term N turnover and N2O production in grassland soil

C2 - Non-edited contributions to conferences

Petersen, S. O., Stamatiadis, S., Christophides, P., Yamulki, S. and Bol, R. 2003. Urea concentration affects short-term N turnover and N2O production in grassland soil. Abstracts 12th N Workshop, Controlling N flows and losses, Exeter, Devon, UK, 21-24 September 2003.

The impacts on animal performance of grazing for nature conservation

C2 - Non-edited contributions to conferences

Griffith, B. A., Yarrow, N. H., Tallowin, J. R. B. and Smith, R. E. N. 2003. The impacts on animal performance of grazing for nature conservation. Poster 7th British Grassland Society (BGS) Research Conference, Aberystwyth, 1-3 September 2003. pp. 89-90

Agronomic and nutritional qualities of grazed grass varieties: development of breeding tools and a new rapid-screening methodology

D1 - Technical reports: non-confidential

Orr, R. J. 2003. Agronomic and nutritional qualities of grazed grass varieties: development of breeding tools and a new rapid-screening methodology.

Short-term effects of dairy slurry amendment on carbon sequestration and enzyme activities in a temperate grassland

A - Papers appearing in refereed journals

Bol, R., Kandeler, E., Amelung, W., Glaser, B., Marx, M. C., Preedy, N. and Lorenz, K. 2003. Short-term effects of dairy slurry amendment on carbon sequestration and enzyme activities in a temperate grassland. Soil Biology and Biochemistry. 35, pp. 1411-1421.

Soil microbes compete effectively with plants for organic-nitrogen inputs to temperate grasslands

A - Papers appearing in refereed journals

Bardgett, R. D., Streeter, T. C. and Bol, R. 2003. Soil microbes compete effectively with plants for organic-nitrogen inputs to temperate grasslands. Ecology. 84 (5), pp. 1277-1287. https://doi.org/10.1890/0012-9658(2003)084[1277:SMCEWP]2.0.CO;2

NIRS prediction of the intake characteristics of grass varieties continuously stocked with sheep

C1 - Edited contributions to conferences/learned societies

Lister, S. J. and Orr, R. J. 2003. NIRS prediction of the intake characteristics of grass varieties continuously stocked with sheep. 7th British Grassland Society (BGS) Research Conference, Aberystwyth, 1-3 September 2003. pp. 67-68

New methods for identification and evaluation of intake characteristics of grass varieties

G - Articles in popular magazines and other technical publications

Orr, R. J. and Cook, J. E. 2003. New methods for identification and evaluation of intake characteristics of grass varieties. IGER Innovations. 7, pp. 30-33.

Dual isotope and isotopomer ratios of N2O emitted from a temperate grassland soil after fertiliser application

A - Papers appearing in refereed journals

Bol, R., Toyoda, S., Yamulki, S., Hawkins, J. M. B., Cardenas, L. M. and Yoshida, N. 2003. Dual isotope and isotopomer ratios of N2O emitted from a temperate grassland soil after fertiliser application. Rapid Communications in Mass Spectrometry. 17 (22), pp. 2550-2556. https://doi.org/10.1002/rcm.1223

Inter-specific variability in organic nitrogen uptake of three temperate grassland species

A - Papers appearing in refereed journals

Weigelt, A., King, R., Bol, R. and Bardgett, R. D. 2003. Inter-specific variability in organic nitrogen uptake of three temperate grassland species. Journal of Plant Nutrition and Soil Science. 166 (5), pp. 606-611. https://doi.org/10.1002/jpln.200320322

Development of a sward box methodology for the rapid screening of bite mass in grass varieties intended for grazing

C1 - Edited contributions to conferences/learned societies

Young, K. L., Cook, J. E., Champion, R. A. and Orr, R. J. 2003. Development of a sward box methodology for the rapid screening of bite mass in grass varieties intended for grazing. BGS Organising Committee (ed.) Proceedings 7th British Grassland Society (BGS) Research Meeting, Aberystwyth, UK, 1-3 September 2003. pp. 73-74

Morphological, chemical and intake characteristics of grass varieties grazed by sheep under continuous stocking management

C1 - Edited contributions to conferences/learned societies

Cook, J. E., Champion, R. A. and Orr, R. J. 2003. Morphological, chemical and intake characteristics of grass varieties grazed by sheep under continuous stocking management. BGS Organising Committee (ed.) Proceedings 7th British Grassland Society (BGS) Research Conference, Aberystwyth, UK, 1-3 September 2003. pp. 21-22

Recalcitrant soil organic materials mineralize more efficiently at higher temperatures

A - Papers appearing in refereed journals

Bol, R., Bolger, T., Cully, R. and Little, D. 2003. Recalcitrant soil organic materials mineralize more efficiently at higher temperatures. Journal of Plant Nutrition and Soil Science. 166 (3), pp. 300-307. https://doi.org/10.1002/jpln.200390047

Intake characteristics of perennial ryegrass varieties when grazed by sheep under continuous stocking management.

A - Papers appearing in refereed journals

Orr, R. J., Cook, J. E., Champion, R. A., Penning, P. D. and Rook, A. J. 2003. Intake characteristics of perennial ryegrass varieties when grazed by sheep under continuous stocking management. Euphytica. 134 (3), pp. 247-260. https://doi.org/10.1023/B:EUPH.0000004949.49050.78

Sequestration of excretal and farm-waste derived carbon in agricultural soils

C2 - Non-edited contributions to conferences

Bol, R., Amelung, W. and Glaser, B. 2002. Sequestration of excretal and farm-waste derived carbon in agricultural soils. Abstracts GEO-2002, Planet earth: Past, development and future, Wurzburg, Germany, 1-5 October 2002. pp. 78-79

Autecology of Hygrocybe spp. in temperate grasslands

C2 - Non-edited contributions to conferences

Griffith, G. W., Easton, G. L., Jones, A. W., Ostle, N. J. and Bol, R. 2002. Autecology of Hygrocybe spp. in temperate grasslands. Proceedings 7th International Mycological Conference (IMC7), Oslo, Norway, 11-17 August 2002. pp. p47

Managing C transfers from grasslands to limit impacts on waterways

C2 - Non-edited contributions to conferences

Bol, R., McTiernan, K. B., Jarvis, S. C. and Scholefield, D. 2002. Managing C transfers from grasslands to limit impacts on waterways. Abstracts BIOGEOMON 2002: 4th International Symposium on ecosystem behaviour, Reading, UK, 17-22 August 2002. pp. p13

The use of 15N to trace plant uptake of labelled dairy slurry injected into the soil: influence of the new nitrification inhibitor, DMPP

C2 - Non-edited contributions to conferences

Hatch, D. J., Chadwick, D. R., Bol, R. and King, R. 2002. The use of 15N to trace plant uptake of labelled dairy slurry injected into the soil: influence of the new nitrification inhibitor, DMPP. Annual Meeting of the Stable Isotope Mass Spectrometry Users Group, Belfast, UK, 17-18 January 2002.

Intake and dietary choices by grazing ruminants, effects of time of day and water soluble carbohydrate content in forage

C2 - Non-edited contributions to conferences

Rook, A. J., Orr, R. J., Rutter, S. M. and Moorby, J. M. 2002. Intake and dietary choices by grazing ruminants, effects of time of day and water soluble carbohydrate content in forage. American Society of Agronomy Annual Meeting, Indianapolis, Nov 11-14 2002.

Compound specific plant amino acid delta 15N values differ with functional plant strategies in temperate grassland

A - Papers appearing in refereed journals

Bol, R., Ostle, N. J. and Petzke, K. J. 2002. Compound specific plant amino acid delta 15N values differ with functional plant strategies in temperate grassland. Journal of Plant Nutrition and Soil Science. 165 (6), pp. 661-667. https://doi.org/10.1002/jpln.200290000

Stable isotope (12C, 15N and 34S) analysis of the hair of modern humans and their domestic animals

A - Papers appearing in refereed journals

Bol, R. and Pflieger, C. 2002. Stable isotope (12C, 15N and 34S) analysis of the hair of modern humans and their domestic animals. Rapid Communications in Mass Spectrometry. 16 (23), pp. 2195-2200. https://doi.org/10.1002/rcm.706

Earthworm isotopic values under different cropping treatments

C2 - Non-edited contributions to conferences

Briones, M. J. I. and Bol, R. 2002. Earthworm isotopic values under different cropping treatments. Poster. 7th International Symposium on Earthworm Ecology, Cardiff, 2-6 September 2002.

Molecular dynamics of organic matter in a cultivated soil

A - Papers appearing in refereed journals

Gleixner, G., Poirier, N., Bol, R. and Balesdent, J. 2002. Molecular dynamics of organic matter in a cultivated soil. Organic Geochemistry. 33 (3), pp. 357-366.

Fate of dung-applied copper in a British grassland soil

A - Papers appearing in refereed journals

Wilcke, W., Bol, R. and Amelung, W. 2002. Fate of dung-applied copper in a British grassland soil. Geoderma. 106 (3-4), pp. 273-288.

Ingestive behaviour of heifers grazing monocultures of ryegrass or white clover

A - Papers appearing in refereed journals

Rutter, S. M., Orr, R. J., Penning, P. D., Yarrow, N. H. and Champion, R. A. 2002. Ingestive behaviour of heifers grazing monocultures of ryegrass or white clover. Applied Animal Behaviour Science. 76 (1), pp. 1-9. https://doi.org/10.1016/S0168-1591(01)00205-2

Effect of long-term changes in relative resource availability on dietary preference of sheep for perennial ryegrass and white clover

A - Papers appearing in refereed journals

Rook, A. J., Harvey, A., Parsons, A. J., Penning, P. D. and Orr, R. J. 2002. Effect of long-term changes in relative resource availability on dietary preference of sheep for perennial ryegrass and white clover. Grass and Forage Science. 57 (1), pp. 54-60. https://doi.org/10.1046/j.1365-2494.2002.00301.x

Surface age, ecosystem development and C isotope signatures of respired CO2 in an alpine environment, North Iceland

A - Papers appearing in refereed journals

Wookey, P. A., Bol, R., Caseldine, C. J. and Hankness, D. D. 2002. Surface age, ecosystem development and C isotope signatures of respired CO2 in an alpine environment, North Iceland. Arctic, Antarctic and Alpine Research. 34 (1), pp. 76-87.

Nitrous oxide emissions from injected 15N-labelled cattle slurry into grassland soil as affected by DMPP nitrification inhibitor

C1 - Edited contributions to conferences/learned societies

Dittert, K., Bol, R., Chadwick, D. R. and Hatch, D. J. 2001. Nitrous oxide emissions from injected 15N-labelled cattle slurry into grassland soil as affected by DMPP nitrification inhibitor. Horst, W. J., Schenk, M. K., Burkert, A., Claassen, N., Flessa, H., Frommer, W. B., Goldbach, H. E. and Et Al (ed.) Plant nutrition: food security and sustainability of agro-ecosystems through basic and applied research. 14th International Plant Nutrition Colloquium, Hannover, Germany. Kluwer Academic Publishers, Dordrecht, Netherlands. pp. 768-769

Diurnal variations of N2O fluxes following urine and dung amendments: effects on the isotopic content and isotopomer ratios of N2O

C2 - Non-edited contributions to conferences

Yamulki, S., Toyoda, S., Yoshida, N., Veldkamp, E. and Bol, R. 2001. Diurnal variations of N2O fluxes following urine and dung amendments: effects on the isotopic content and isotopomer ratios of N2O. Poster 11th Nitrogen Workshop, Reims, France, 9-12 September 2001.

Nitrous oxide emission after injection of 15N labelled dairy slurry injected into soil

C2 - Non-edited contributions to conferences

Bol, R., Dittert, K., King, R., Chadwick, D. R. and Hatch, D. J. 2001. Nitrous oxide emission after injection of 15N labelled dairy slurry injected into soil. Abstract SIMSUG 2001. Annual Meeting of the Stable Isotope Mass Spectrometry Users' Group, Glasgow, UK, January 2001.

Ingestive behaviour and management of animals at pasture

C1 - Edited contributions to conferences/learned societies

Gibb, M. J., Orr, R. J., Rutter, S. M. and Huckle, C. A. 2001. Ingestive behaviour and management of animals at pasture. Wade, M. H. (ed.) Manejo del Pastoreo. Meeting of the Argentinean Association of Animal Production, Universidad Nacional de Lujan, Argentina, November 2001.

Evaluation of perennial ryegrass varieties under frequent cutting or continuous stocking with sheep

A - Papers appearing in refereed journals

Orr, R. J., Martyn, T. M. and Clements, R. O. 2001. Evaluation of perennial ryegrass varieties under frequent cutting or continuous stocking with sheep. International Journal of Plant Varieties and Seeds. 14, pp. 181-199.

Spatio-temporal variation of stable isotope ratios in earthworms under grassland and maize cropping systems

A - Papers appearing in refereed journals

Briones, M. J. I., Bol, R., Sleep, D., Allen, D. K. and Sampedro, L. 2001. Spatio-temporal variation of stable isotope ratios in earthworms under grassland and maize cropping systems. Soil Biology and Biochemistry. 33 (12-13), pp. 1673-1682. https://doi.org/10.1016/S0038-0717(01)00088-8

Isotopic study of the importance of intertidal marshes to estuarine fish communities

C2 - Non-edited contributions to conferences

La Quesne, W. J. F., Bol, R., Barker, S. and Pond, D. 2001. Isotopic study of the importance of intertidal marshes to estuarine fish communities. Abstracts 25th Annual Meeting of the British Mass Spectrometry Society, Southampton, 9-12 September 2001.

Influence of long-term fertilizer and manure on the distribution and delta-15%N natural abundance of amino acids in the Versailles `42 parcelles': preliminary results

C2 - Non-edited contributions to conferences

Bol, R., Ostle, N. J., Balesdent, J., Petze, K. J. and Cockburn, J. 2001. Influence of long-term fertilizer and manure on the distribution and delta-15%N natural abundance of amino acids in the Versailles `42 parcelles': preliminary results. American Chemical Society (ACS).

Molecular turnover time of soil organic matter in particle-size fractions

C2 - Non-edited contributions to conferences

Poirier, N., Gleixner, G., Balesdent, J. and Bol, R. 2001. Molecular turnover time of soil organic matter in particle-size fractions. Abstracts 20th International Conference on Organic Geochemistry, Nancy, France, 10-14 September 2001.

Isotopomer ratios of N2O emitted from a temperate grassland

C2 - Non-edited contributions to conferences

Bol, R., Toyoda, S., Yoshida, N. and Yamulki, S. 2001. Isotopomer ratios of N2O emitted from a temperate grassland. Abstracts 25th Annual Meeting of the British Mass Spectrometry Society, Southampton, 9-12 September 2001.

Low-input heifer beef

G - Articles in popular magazines and other technical publications

Orr, R. J. 2001. Low-input heifer beef. Mole Livestock Initiative Update. 2 (July), p. p2.

Diurnal fluxes and the isotopomer ratios of N2O in a temperate grassland following urine amendment

A - Papers appearing in refereed journals

Yamulki, S., Toyoda, S., Yoshida, N., Veldkamp, E., Grant, B. and Bol, R. 2001. Diurnal fluxes and the isotopomer ratios of N2O in a temperate grassland following urine amendment. Rapid Communications in Mass Spectrometry. 15 (15), pp. 1263-1269. https://doi.org/10.1002/rcm352

Fast maturing Charolais cross Holstein heifers come up trumps

G - Articles in popular magazines and other technical publications

Orr, R. J. and Snaith, L. 2001. Fast maturing Charolais cross Holstein heifers come up trumps. Farmers Guardian. (6 April), p. p1.

Practice into profit with low input dairy bred Charolais crosses

G - Articles in popular magazines and other technical publications

Orr, R. J. and Snaith, L. 2001. Practice into profit with low input dairy bred Charolais crosses. (6).

Tracing the incorporation of slurry-derived C into soil particle-size fractions of a temperate grassland using natural 13C abundance

C2 - Non-edited contributions to conferences

Moering, J., Glaser, B., Bol, R., Amelung, W., Preedy, N. and McTiernan, K. 2001. Tracing the incorporation of slurry-derived C into soil particle-size fractions of a temperate grassland using natural 13C abundance. Abstracts British Society of Soil Science Young Scientists' Meeting, London, 5-6 April 2001.

Tracing the incorporation of slurry-derived C into soil particle-size fractions of a temperate grassland using natural 13C abundance

C2 - Non-edited contributions to conferences

Moering, J., Glaser, B., Bol, R., Amelung, W., Preedy, N. and McTiernan, K. 2001. Tracing the incorporation of slurry-derived C into soil particle-size fractions of a temperate grassland using natural 13C abundance. Stable Isotope Mass Spectrometer Users Group Meeting, SIMSUG 2001, Glasgow, 16-17 January 2001.

Diurnal fluxes and intramolecular delta 15N values of N2O following urine amendments to grassland

C2 - Non-edited contributions to conferences

Yamulki, S., Bol, R., Grant, B., Yoshida, N., Toyoda, S., Brumme, R. and Veldkamp, E. 2001. Diurnal fluxes and intramolecular delta 15N values of N2O following urine amendments to grassland. SIMSUG 2001. Annual Meeting of the Stable Isotope Spectrometry Users Group (SIMSUG), Glasgow, 16-17 January 2001. Scottish Universities Environmental Research Centre (SUERC), Glasgow.

Amino acid enantiomers in soil: indicators for protein ageing and turnover

C2 - Non-edited contributions to conferences

Amelung, W., Bol, R. and Zhang, X. 2001. Amino acid enantiomers in soil: indicators for protein ageing and turnover. Abstracts 20th International Conference on Organic Geochemistry, Nancy, France, 10-14 September 2001.

Amino acid enantiomers in soil: a marker for nitrogen levels in proteins ?

C2 - Non-edited contributions to conferences

Amelung, W., Bol, R. and Koppenhoefer, B. 2001. Amino acid enantiomers in soil: a marker for nitrogen levels in proteins ? Soils Study Day (Bodenkundliche Jahrestagung) of DB6, Vienna, 30 September 2001.

Preference for grass and clover by dairy cattle: is free choice important?

C1 - Edited contributions to conferences/learned societies

Rutter, S. M., Nuthall, R., Champion, R. A., Orr, R. J. and Rook, A. J. 2001. Preference for grass and clover by dairy cattle: is free choice important? Garner, J. P., Mench, J. A. and Heekin, S. P. (ed.) 35th International Congress of the International Society for Applied Ethology (ISAE), Davis, California, USA, 4-8 August 2001. pp. 039

Short-term sequestration of slurry-derived carbon and nitrogen in temperate grassland soil as assessed by C-13 and N-15 natural abundance measurements

A - Papers appearing in refereed journals

Glaser, B., Bol, R., Preedy, N., McTiernan, K. B., Clark, M. and Amelung, W. 2001. Short-term sequestration of slurry-derived carbon and nitrogen in temperate grassland soil as assessed by C-13 and N-15 natural abundance measurements. Journal of Plant Nutrition and Soil Science. 164 (5), pp. 467-474. https://doi.org/10.1002/1522-2624(200110)164:5<467::AID-JPLN467>3.0.CO;2-Q

Use of a novel nitrification inhibitor to reduce nitrous oxide emission from 15N-labelled slurry injected into soil

A - Papers appearing in refereed journals

Dittert, K., Bol, R., King, Rosalind, Chadwick, D. R. and Hatch, D. J. 2001. Use of a novel nitrification inhibitor to reduce nitrous oxide emission from 15N-labelled slurry injected into soil. Rapid Communications in Mass Spectrometry. 15 (15), pp. 1291-1296. https://doi.org/10.1002/rcm.335

Intake rate during meals and meal duration for sheep in different hunger states, grazing grass or white clover swards

A - Papers appearing in refereed journals

Orr, R. J., Penning, P. D., Rutter, S. M., Champion, R. A., Harvey, A. and Rook, A. J. 2001. Intake rate during meals and meal duration for sheep in different hunger states, grazing grass or white clover swards. Applied Animal Behaviour Science. 75, pp. 33-45. https://doi.org/10.1016/S0168-1591(01)00176-9

Intake characteristics and performance of contrasting grass varieties continuously stocked with sheep

C1 - Edited contributions to conferences/learned societies

Orr, R. J., Cook, J. E., Champion, R. A. and Rook, A. J. 2001. Intake characteristics and performance of contrasting grass varieties continuously stocked with sheep. Gomide, J. A., Mattos, W. R. S. and Carneiro da Silva, S. (ed.) Grassland Ecosystems: an Outlook into the 21st Century. Proceedings 19th International Grassland Congress, Sao Paulo, Brazil, 10-21 February 2001. Theme 13: Plant Improvement. pp. 529-530

Matching grass supply to grazing patterns for dairy cows

A - Papers appearing in refereed journals

Orr, R. J., Rutter, S. M., Penning, P. D. and Rook, A. J. 2001. Matching grass supply to grazing patterns for dairy cows. Grass and Forage Science. 56 (4), pp. 352-361. https://doi.org/10.1046/j.1365-2494.2001.00284.x

Working with our living soil

G - Articles in popular magazines and other technical publications

Donaghy, D. T., Bol, R. and Haygarth, P. M. 2001. Working with our living soil.

A new approach to the evaluation of herbage varieties under grazing

D1 - Technical reports: non-confidential

Orr, R. J. 2000. A new approach to the evaluation of herbage varieties under grazing.

Making a profit from grassland

G - Articles in popular magazines and other technical publications

Orr, R. J. and Trewin, C. 2000. Making a profit from grassland. Western Morning News (Devon). (26 July).

Clover enriched herbage boosts margins

G - Articles in popular magazines and other technical publications

Orr, R. J. and King, G. 2000. Clover enriched herbage boosts margins. Farming News. (20 July), p. p19.

Benefits from using clover

G - Articles in popular magazines and other technical publications

Orr, R. J. and Newton, K. 2000. Benefits from using clover. Farmers Guardian. (4 August), p. p11.

Effects of 'supermarket' diet on modern hair isotope values

C2 - Non-edited contributions to conferences

Pflieger, C., Bol, R., Sleep, D. and Allen, D. K. 2000. Effects of 'supermarket' diet on modern hair isotope values. Poster. ASI 2000, Leipzig-Halle, Germany, 4-6 October 2000.

Influence of land use and cropping on carbon and nitrogen isotope signatures in South African soils

C2 - Non-edited contributions to conferences

Bol, R., Lobe, I., Du Preez, C. C. and Amelung, W. 2000. Influence of land use and cropping on carbon and nitrogen isotope signatures in South African soils. Proceedings ASI 2000, Leipzig-Halle, Germany, 4-6 October 2000.

Molecular dynamic of organic matter in particle size fractions of a wheat/maize sequence soil

C2 - Non-edited contributions to conferences

Poirier, N., Gleixner, G., Balesdent, J. and Bol, R. 2000. Molecular dynamic of organic matter in particle size fractions of a wheat/maize sequence soil. Proceedings ASI 2000, Leipzig-Halle, Germany, 4-6 October 2000.

Plant functional strategies and their compound specific amino acids d15N values in grasslands

C2 - Non-edited contributions to conferences

Bol, R., Ostle, N. J., Petzke, K. J., Cockburn, J. E. and Watson, A. A. 2000. Plant functional strategies and their compound specific amino acids d15N values in grasslands. Proceedings 2nd International Conference on Applications of Stable Isotope Techniques to Ecological Studies, Braunschweig, Germany, 8-11 May 2000.

Plant functional strategies and their compound specific amino acid d15N values in grasslands

C2 - Non-edited contributions to conferences

Bol, R., Ostle, N. J., Petzke, K. J., Cockburn, J. E. and Watson, A. A. 2000. Plant functional strategies and their compound specific amino acid d15N values in grasslands. Poster. 12th British Organic Geochemical Society Meeting, 5-7 July 2000, Bristol.

Does slurry application to grasslands modify the foliage d15N values of Lolium perenne

C2 - Non-edited contributions to conferences

Pflieger, C., Bol, R., Allen, D. K., Clank, M. and Preedy, N. 2000. Does slurry application to grasslands modify the foliage d15N values of Lolium perenne. Poster. 12th British Organic Geochemical Society Meeting, 5-7 July 2000, Bristol.

Incorporation of dung-derived carbon in aggregate surface and core fractions of a temperate grassland soil

C2 - Non-edited contributions to conferences

Bol, R. and Amelung, W. 2000. Incorporation of dung-derived carbon in aggregate surface and core fractions of a temperate grassland soil. Eurosoil 2000. Proceedings of a British Society of Soil Science Meeting, Reading, 4-6 September 2000.

Assessing grass variety performance under sheep grazing

G - Articles in popular magazines and other technical publications

Orr, R. J. 2000. Assessing grass variety performance under sheep grazing. Sheep Dairy News - Journal of the Sheep Dairying Association. 17, pp. 15-18.

The quantification of dung-derived carbon in temperate grassland soil systems using 13C natural abundance measurements

C2 - Non-edited contributions to conferences

Bol, R., Amelung, W. and Chenu, C. 2000. The quantification of dung-derived carbon in temperate grassland soil systems using 13C natural abundance measurements. Proceedings 6th British Grassland Society Research Conference, Aberdeen, 11-13 September 2000. British Grassland Society (BGS) Hurley. pp. 1-2

Key to low input production

G - Articles in popular magazines and other technical publications

Orr, R. J. 2000. Key to low input production. Beef Farmer. Summer, pp. 26-28.

Practice into profit: low-input heifer beef production

C1 - Edited contributions to conferences/learned societies

Yarrow, N. H., Orr, R. J. and Shields, R. W. 2000. Practice into profit: low-input heifer beef production. Pullar, D. (ed.) Beef from Grass and Forage. British Grassland Society, Winter Meeting, Stafford, November 2000. British Grassland Society Occasional Symposium, 35. pp. 173-174

Ingestive behaviour of dairy heifers grazing grass or white clover swards under rotational stocking management

C2 - Non-edited contributions to conferences

Orr, R. J., Rutter, S. M., Penning, P. D., Yarrow, N. H., Champion, R. A. and Rook, A. J. 2000. Ingestive behaviour of dairy heifers grazing grass or white clover swards under rotational stocking management. Proceedings 6th British Grassland Society Research Conference, Aberdeen, 11-13 September 2000. pp. 41-42

Evaluation of herbage varieties under continuous stocking

C1 - Edited contributions to conferences/learned societies

Orr, R. J., Cook, J. E., Atkinson, L. D., Clements, R. O. and Martyn, T. M. 2000. Evaluation of herbage varieties under continuous stocking. Rook, A. J. and Penning, P. D. (ed.) Grazing Management: the Principles and Practice of Grazing, for Profit and Environmental Gain, within Temperate Grassland Systems. British Grassland Society (BGS) Occasional Symposium, 34, Harrogate, 29 February - 2 March 2000. British Grassland Society (BGS) Hurley. pp. 39-44

Intake rate, grazing time and daily intake by sheep grazing perennial ryegrass varieties under continuous stocking management

C2 - Non-edited contributions to conferences

Cook, J. E., Champion, R. A., Orr, R. J. and Rook, A. J. 2000. Intake rate, grazing time and daily intake by sheep grazing perennial ryegrass varieties under continuous stocking management. Proceedings 6th British Grassland Society Research Conference, Aberdeen, 11-13 September 2000. pp. 67-68

Microbial community structure and activity in grassland soils: complementing molecular approaches with process based measurements

C2 - Non-edited contributions to conferences

Clegg, C. D., Bol, R., Cook, R., Jarvis, S. C. and Murray, P. J. 2000. Microbial community structure and activity in grassland soils: complementing molecular approaches with process based measurements. Recent Advances in Molecular Microbial Ecology. Abstracts of the Society for General Microbiology Irish Branch Spring Meeting, Galway, Ireland, 7-8 April 2000.

Tracing dung-derived carbon in temperate grassland using 13C natural abundance measurements

A - Papers appearing in refereed journals

Bol, R., Amelung, W., Friedrich, C. F. and Ostle, N. J. 2000. Tracing dung-derived carbon in temperate grassland using 13C natural abundance measurements. Soil Biology and Biochemistry. 32, pp. 1337-1343.

Effects of dung and urine amendments on the isotopic content of N2O released from grassland

C2 - Non-edited contributions to conferences

Yamulki, S., Wolf, I., Bol, R., Grant, B., Brumme, R. and Veldkamp, E. 2000. Effects of dung and urine amendments on the isotopic content of N2O released from grassland. SIMSUG 2000. Annual Meeting of the Stable Isotope Spectrometry Users Group (SIMSUG), ITE Merlewood, Grange-over-Sands, UK, 18-19 January 2000.

Incorporation of 15N from spiked cattle dung pats into soil under two moorland plant communities

A - Papers appearing in refereed journals

Shepherd, M. J., Anderson, J. M. A., Bol, R. and Allen, D. K. 2000. Incorporation of 15N from spiked cattle dung pats into soil under two moorland plant communities. Rapid Communications in Mass Spectrometry. 14, pp. 1361-1367.

Amino acids as a nitrogen source in temperate upland grasslands: the use of dual labelled (13C, 15N) glycine to test for direct uptake by dominant grasses

A - Papers appearing in refereed journals

Streeter, T. C., Bol, R. and Bardgett, R. D. 2000. Amino acids as a nitrogen source in temperate upland grasslands: the use of dual labelled (13C, 15N) glycine to test for direct uptake by dominant grasses. Rapid Communications in Mass Spectrometry. 14, pp. 1351-1355.

Effects of dung and urine amendments on the isotopic content of N2O released from grasslands

A - Papers appearing in refereed journals

Yamulki, S., Wolf, I., Bol, R., Grant, B., Brumme, R., Veldkamp, E. and Jarvis, S. C. 2000. Effects of dung and urine amendments on the isotopic content of N2O released from grasslands. Rapid Communications in Mass Spectrometry. 14, pp. 1356-1360.

The incorporation of cattle dung pats into moorland soil - early indications of the fate of dung materials

C2 - Non-edited contributions to conferences

Shepherd, M. J., Anderson, J. M., Bol, R. and Allen, D. K. 2000. The incorporation of cattle dung pats into moorland soil - early indications of the fate of dung materials. SIMSUG 2000, Annual Meeting of the Stable Isotope Mass Spectrometry Users Group, Grange-over-Sands, UK, 18-19 January 2000.

Changes in soil 15N content under grasslands and arable cropping

C2 - Non-edited contributions to conferences

Butler, M. J., Bol, R., Briones, M. J. I. and Allen, D. K. 2000. Changes in soil 15N content under grasslands and arable cropping. SIMSUG 2000, Annual Meeting of the Stable Isotope Mass Spectrometry Users Group, Grange-over-Sands, UK, 18-19 January 2000.

Two years study of earthworm isotopic valves under grassland and maize cropping systems

C2 - Non-edited contributions to conferences

Briones, M. J. I., Bol, R., Sleep, D. and Sampedro, L. 2000. Two years study of earthworm isotopic valves under grassland and maize cropping systems. SIMSUG 2000, Annual Meeting of the Stable Isotope Mass Spectrometry Users Group, Grange-over-Sands, UK, 18-19 January 2000.

Soil organic matter lability and decomposition in Icelandic soils - a stable isotope approach

C2 - Non-edited contributions to conferences

Bol, R., Ostle, N. J., Wookey, P. A., Caseldine, C. J. and Stott, A. 2000. Soil organic matter lability and decomposition in Icelandic soils - a stable isotope approach. SIMSUG 2000, Annual Meeting of the Stable Isotope Mass Spectrometry Users Group, Grange-over-Sands, UK, 18-19 January 2000.

Dietary preference for grass and white clover in sheep and cattle: an overview

C1 - Edited contributions to conferences/learned societies

Rutter, S. M. and Orr, R. J. 2000. Dietary preference for grass and white clover in sheep and cattle: an overview. Rook, A. J. and Penning, P. D. (ed.) Grazing Management: the Principles and Practice of Grazing, for Profit and Environmental Gain, within Temperate Grassland Systems. British Grassland Society (BGS) Occasional Symposium, 34, Harrogate, 29 February - 2 March 2000. British Grassland Society (BGS) Hurley. pp. 73-78

The role of 14C dating in ironpan formation

A - Papers appearing in refereed journals

Lascelles, B., Bol, R. and Jenkins, D. 2000. The role of 14C dating in ironpan formation. Holocene. 10 (2), pp. 281-285.

Dietary preference of sheep for perennial ryegrass and white clover at contrasting sward surface heights

A - Papers appearing in refereed journals

Harvey, A., Parsons, A. J., Rook, A. J., Penning, P. D. and Orr, R. J. 2000. Dietary preference of sheep for perennial ryegrass and white clover at contrasting sward surface heights. Grass and Forage Science. 55 (3), pp. 242-252. https://doi.org/10.1046/j.1365-2494.2000.00222.x

Working with our Living Soil

G - Articles in popular magazines and other technical publications

Donaghy, D. T., Bol, R. and Haygarth, P. M. 1999. Working with our Living Soil.

Evaluation of soil N dating with amino acid enantiomers

C2 - Non-edited contributions to conferences

Amelung, W., Zhang, X. and Bol, R. 1999. Evaluation of soil N dating with amino acid enantiomers. ASA CSSA SSSA Annual Meeting Abstracts, Salt Lake City, 31 October - 4 November 1999. American Society of Agronomy. pp. 232

A molecular insight to soil carbon turnover

C2 - Non-edited contributions to conferences

Gleixner, G., Bol, R. and Balesdent, J. 1999. A molecular insight to soil carbon turnover.

The isotopic fractionation of dung-derived C in water extracts from a temperate grassland soil

C2 - Non-edited contributions to conferences

Bol, R., Amelung, W., Friedrich, C., Lauf, J. and Shephard, M. 1999. The isotopic fractionation of dung-derived C in water extracts from a temperate grassland soil.

Natural 13C abundance: a tool to trace the incorporation of dung-derived C into soil and its primary particles

C2 - Non-edited contributions to conferences

Bol, R., Amelung, W., Friedrich, C. and Ostle, N. J. 1999. Natural 13C abundance: a tool to trace the incorporation of dung-derived C into soil and its primary particles.

The effects of nitrogen fertilisation and elevated CO2 on the lipid biosynthesis and carbon isotopic discrimination in birch seedlings (Betula pendula )

A - Papers appearing in refereed journals

Huang, Y., Eglinton, G., Ineson, P., Bol, R. and Harkness, D. D. 1999. The effects of nitrogen fertilisation and elevated CO2 on the lipid biosynthesis and carbon isotopic discrimination in birch seedlings (Betula pendula ). Plant and Soil. 216, pp. 35-45.

Isotopic ecology of earthworms under grassland and arable cropping systems

A - Papers appearing in refereed journals

Briones, M. J. I., Bol, R. and Sleep, D. 1999. Isotopic ecology of earthworms under grassland and arable cropping systems. Pedobiologia. 43 (6), pp. 675-683.

Estimating net primary production from measurements made on soil organic matter

A - Papers appearing in refereed journals

Jenkinson, D. S., Meredith, J., Kinyamario, J. I., Warren, G. P., Wong, M. T. F., Harkness, D. D., Bol, R. and Coleman, K. 1999. Estimating net primary production from measurements made on soil organic matter. Ecology. 80 (8), pp. 2762-2773. https://doi.org/10.1890/0012-9658(1999)080[2762:ENPPFM]2.0.CO;2

Natural 13C abundance: a tool to trace the incorporation of dung derived C into soil primary particles

C2 - Non-edited contributions to conferences

Bol, R., Amelung, W. and Friedrich, C. 1999. Natural 13C abundance: a tool to trace the incorporation of dung derived C into soil primary particles. Deutsche Bodenkundlichen Gesellschaft (DBG) Jahrestagung 1999, Hannover, Germany, 5-7 October 1999.

The isotope fractionation of dung-derived C in water extracts from a temperate grassland soil

C2 - Non-edited contributions to conferences

Bol, R., Amelung, W., Friedrich, C., Lang, J. and Shepherd, M. J. 1999. The isotope fractionation of dung-derived C in water extracts from a temperate grassland soil. Arbeitsgemeinschaft Stabile Isotope (ASI) 1999 Meeting, Gottingen, Germany, 4-6 October 1999.

Molecules to mountains: stable isotopes in soil-plant systems

C2 - Non-edited contributions to conferences

Ostle, N. J., Jarvis, S. C., Ineson, P., Bol, R. and Petzke, K. 1999. Molecules to mountains: stable isotopes in soil-plant systems. Sustainable Management of Soil Organic Matter. 27th Meeting of the British Society of Soil Science Meeting, Edinburgh, 15-17 September 1999.

Effect of depth, N regime and drainage on mineralisation of soil organic matter

C2 - Non-edited contributions to conferences

Gowland, S., Jones, D., Bol, R. and Ostle, N. J. 1999. Effect of depth, N regime and drainage on mineralisation of soil organic matter. Sustainable Management of Soil Organic Matter, British Society of Soil Science Meeting, Edinburgh, 15-17 September 1999.

Changes in soil quality following the conversion of pasture

C2 - Non-edited contributions to conferences

Gowland, S., Jones, S. and Bol, R. 1999. Changes in soil quality following the conversion of pasture. Sustainable Management of Soil Organic Matter, British Society of Soil Science Meeting, Edinburgh, 15-17 September 1999.

Tissue 13C and 15N of earthworms under grass and maize cropping

C2 - Non-edited contributions to conferences

Briones, M. J. I., Bol, R., Sleep, D., Sampedro, L. and Allen, D. K. 1999. Tissue 13C and 15N of earthworms under grass and maize cropping. SIMSUG 1999, Book of Abstracts of the Annual Meeting of the Stable Isotope Mass Spectrometry Users Group, Exeter, UK, 19-20 January 1999 (R Bol, SC Jarvis & LR Mytton, organisers). Institute of Grassland and Environmental Research IGER, North Wyke Okehampton. pp. 35

The influence of soil processes on carbon isotope distribution and turnover in the British uplands

A - Papers appearing in refereed journals

Bol, R., Harkness, D. D., Huang, Y. and Howard, D. M. 1999. The influence of soil processes on carbon isotope distribution and turnover in the British uplands. European Journal of Soil Science. 50 (1), pp. 41-51. https://doi.org/10.1046/j.1365-2389.1999.00222.x

The four villages soil trail for kids

G - Articles in popular magazines and other technical publications

Bol, R., Donaghy, D. T., Ostle, N. J., Chadwick, D. R., McTiernan, K. B., Haygarth, P. M. and Ross, C. A. 1999. The four villages soil trail for kids.

The assessment of quality - grazing and intake

C2 - Non-edited contributions to conferences

Orr, R. J. 1999. The assessment of quality - grazing and intake. Novel Material and the Assessment of Quality, Quality Feeds Theme Development Group Workshop IGER, Aberystwyth, 12 January 1999.

Spatial variation in ryegrass foliage N and delta15N content in grass-clover swards

C2 - Non-edited contributions to conferences

Seward, L., Hockridge, E. and Bol, R. 1999. Spatial variation in ryegrass foliage N and delta15N content in grass-clover swards. SIMSUG 1999, Book of Abstracts of the Annual Meeting of the Stable Isotope Mass Spectrometry Users Group, Exeter, UK, 19-20 January 1999 (R Bol, SC Jarvis & LR Mytton, organisers). Institute of Grassland and Environmental Research IGER, North Wyke Okehampton. pp. 81

Natural 13C abundance: a tool to trace the incorporation of dung-derived carbon into soil particle-size fractions

A - Papers appearing in refereed journals

Amelung, W., Bol, R. and Friedrich, C. 1999. Natural 13C abundance: a tool to trace the incorporation of dung-derived carbon into soil particle-size fractions. Rapid Communications in Mass Spectrometry. 13 (13), pp. 1291-1294.

Natural 13C abundance: a tool to trace the incorporation of dung-derived C into soil primary particles

C2 - Non-edited contributions to conferences

Amelung, W., Bol, R. and Friedrich, C. 1999. Natural 13C abundance: a tool to trace the incorporation of dung-derived C into soil primary particles. SIMSUG 1999, Book of Abstracts of the Annual Meeting of the Stable Isotope Mass Spectrometry Users Group, Exeter, UK, 19-20 January 1999 (R Bol, SC Jarvis & LR Mytton, organisers). Institute of Grassland and Environmental Research IGER, North Wyke Okehampton. pp. 31

Molecular insight into soil carbon turnover

A - Papers appearing in refereed journals

Gleixner, G., Bol, R. and Balesdent, J. 1999. Molecular insight into soil carbon turnover. Rapid Communications in Mass Spectrometry. 13 (13), pp. 1278-1283.

Matching food supply to animals' natural meal patterns

C2 - Non-edited contributions to conferences

Rook, A. J., Gibb, M. J. and Orr, R. J. 1999. Matching food supply to animals' natural meal patterns. Fifth International Symposium on the Nutrition of Herbivores, San Antonio, Texas, USA, 11-16 April 1999.

Long-term dietary preference for grass and clover in dairy cows

C2 - Non-edited contributions to conferences

Rutter, S. M., Orr, R. J., Yarrow, N. H., Champion, R. A., Atkinson, L. D. and Cook, J. E. 1999. Long-term dietary preference for grass and clover in dairy cows. Fifth International Symposium on the Nutrition of Herbivores, San Antonio, Texas, USA, 11-16 April 1999.

Interpreting early land management through compound specific stable isotope analyses of archaeological soils

A - Papers appearing in refereed journals

Simpson, I. A., Bol, R., Bull, I. A., Evershed, R. P., Petzke, K. J. and Dockrill, S. J. 1999. Interpreting early land management through compound specific stable isotope analyses of archaeological soils. Rapid Communications in Mass Spectrometry. 13 (13), pp. 1315-1319.

Insight into the preservation of organic matter in soils: a PY-GC/MS-C-IRMS study

C2 - Non-edited contributions to conferences

Gleixner, G., Bol, R. and Balesdent, J. 1999. Insight into the preservation of organic matter in soils: a PY-GC/MS-C-IRMS study. SIMSUG 1999, Book of Abstracts of the Annual Meeting of the Stable Isotope Mass Spectrometry Users Group, Exeter, UK, 19-20 January 1999 (R Bol, SC Jarvis & LR Mytton, organisers). Institute of Grassland and Environmental Research IGER, North Wyke Okehampton. pp. 22

Individual 15N/14N amino acid signatures of plants in a grassland pasture

C2 - Non-edited contributions to conferences

Bol, R. 1999. Individual 15N/14N amino acid signatures of plants in a grassland pasture. SIMSUG 1999, Annual Meeting of the Stable Isotope Mass Spectrometry Users Group, Exeter, 19-20 January 1999 (R Bol, SC Jarvis & LR Mytton, organisers).

Estimating the contribution of Spartina anglica biomass to salt-marsh sediment using compound specific stable carbon isotope measurements

C2 - Non-edited contributions to conferences

Bull, I. D., Bergen van, P. F., Bol, R., Brown, S., Gledhill, A. R., Gray, A. J., Harkness, D. D., Woodbury, S. E. and Evershed, R. P. 1999. Estimating the contribution of Spartina anglica biomass to salt-marsh sediment using compound specific stable carbon isotope measurements. SIMSUG 1999, Book of Abstracts of the Annual Meeting of the Stable Isotope Mass Spectrometry Users Group, Exeter, UK, 19-20 January 1999 (R Bol, SC Jarvis & LR Mytton, organisers). Institute of Grassland and Environmental Research IGER, North Wyke Okehampton. pp. 19

Compound specific stable isotope signals in anthropogenic soils as indicators of early land management

C2 - Non-edited contributions to conferences

Simpson, I. A., Bol, R., Bull, I. D., Evershed, R. P. and Petzke, K. J. 1999. Compound specific stable isotope signals in anthropogenic soils as indicators of early land management. SIMSUG 1999, Book of Abstracts of the Annual Meeting of the Stable Isotope Mass Spectrometry Users Group, Exeter, UK, 19-20 January 1999 (R Bol, SC Jarvis & LR Mytton, organisers). Institute of Grassland and Environmental Research IGER, North Wyke Okehampton. pp. 28

Compound specific plant delta15N values present in a permanent pasture soil

C2 - Non-edited contributions to conferences

Bol, R., Ostle, N. J., Petzke, K. J., Cockburn, J. E. and Watson, A. A. 1999. Compound specific plant delta15N values present in a permanent pasture soil. SIMSUG 1999, Book of Abstracts of the Annual Meeting of the Stable Isotope Mass Spectrometry Users Group, Exeter, UK, 19-20 January 1999 (R Bol, SC Jarvis & LR Mytton, organisers). Institute of Grassland and Environmental Research IGER, North Wyke Okehampton. pp. 33

Climatic influences on the leaching of dissolved organic matter from upland UK moorland soils by a field manipulation experiment

A - Papers appearing in refereed journals

Tipping, E., Woof, C., Rigg, E., Harrison, A. F., Ineson, P., Taylor, K., Benham, D., Poskitt, J., Rowland, A. P., Bol, R. and Harkness, D. D. 1999. Climatic influences on the leaching of dissolved organic matter from upland UK moorland soils by a field manipulation experiment. Environment International. 25 (1), pp. 83-95. https://doi.org/10.1016/S0160-4120(98)00098-1

A storm event and delta13C signatures of DOC in run-off drainage waters from grazed grasslands

C2 - Non-edited contributions to conferences

McTiernan, K. B., Allen, D. K., Bol, R., Jarvis, S. C., Scholefield, D. and Hayes, M. H. B. 1999. A storm event and delta13C signatures of DOC in run-off drainage waters from grazed grasslands. SIMSUG 1999, Book of Abstracts of the Annual Meeting of the Stable Isotope Mass Spectrometry Users Group, Exeter, UK, 19-20 January 1999 (R Bol, SC Jarvis & LR Mytton, organisers). Institute of Grassland and Environmental Research IGER, North Wyke Okehampton. pp. 65

A dynamic study of earthworm feeding ecology using stable isotopes

A - Papers appearing in refereed journals

Briones, M. J. I., Bol, R., Sleep, D., Sampedro, L. and Allen, D. K. 1999. A dynamic study of earthworm feeding ecology using stable isotopes. Rapid Communications in Mass Spectrometry. 13 (13), pp. 1300-1304.

Short-term changes in delta13C and delta15N signatures of water discharged from grazed grasslands

A - Papers appearing in refereed journals

McTiernan, K. B., Jarvis, S. C., Allen, D. K., Bol, R. and Scholefield, D. 1999. Short-term changes in delta13C and delta15N signatures of water discharged from grazed grasslands. Rapid Communications in Mass Spectrometry. 13 (18), pp. 1803-1807.

Radiocarbon dating of aliphatic hydrocarbons: a new approach for dating passive-fraction carbon in soil horizons

A - Papers appearing in refereed journals

Huang, Y., Li, B. C., Bryant, C., Bol, R. and Eglinton, G. 1999. Radiocarbon dating of aliphatic hydrocarbons: a new approach for dating passive-fraction carbon in soil horizons. Soil Science Society of America Journal. 63 (5), pp. 1181-1187.

The influence of dung amendments on dissolved organic matter in grassland soil leachates - preliminary results from a lysimeter study

A - Papers appearing in refereed journals

Bol, R., Ostle, N. J., Friedrich, C., Amelung, W. and Sanders, I. 1999. The influence of dung amendments on dissolved organic matter in grassland soil leachates - preliminary results from a lysimeter study. Isotopes In Environmental And Health Studies. 35, pp. 97-109.

Compound specific delta15N values: amino acids in grassland and arable soils

A - Papers appearing in refereed journals

Ostle, N. J., Bol, R., Petzke, K. J. and Jarvis, S. C. 1999. Compound specific delta15N values: amino acids in grassland and arable soils. Soil Biology and Biochemistry. 31 (12), pp. 1751-1755.

Estimating the contribution of Spartina anglica biomass to salt-marsh sediments using compound specific stable carbon isotope measurements

A - Papers appearing in refereed journals

Bull, I. D., Van Bergen, P. F., Bol, R., Brown, S., Gledhill, A. R., Gray, A. J., Harkness, D. D., Woodbury, S. E. and Evershed, R. P. 1999. Estimating the contribution of Spartina anglica biomass to salt-marsh sediments using compound specific stable carbon isotope measurements. Organic Geochemistry. 30 (7), pp. 477-483.

How do cattle and sheep alter ingestive behaviour in response to changes in sward state?

C1 - Edited contributions to conferences/learned societies

Penning, P. D., Orr, R. J., Parsons, A. J. and Harvey, A. 1999. How do cattle and sheep alter ingestive behaviour in response to changes in sward state? Buchanan-Smith, J. G., Bailey, L. D. and McCaughey, P. (ed.) Grasslands 2000, Proceedings of the XVIII International Grassland Congress, Winnipeg, Manitoba, Saskatoon, Saskatchewan, Canada, 8-17 June 1997 (Vol 1). Canadian Forage Council, Can Soc Agron, Can Soc Anim Sci.

Efficient use of grazed herbage by dairy cows

D1 - Technical reports: non-confidential

Orr, R. J. 1998. Efficient use of grazed herbage by dairy cows. Institute of Grassland and Environmental Research IGER, North Wyke Okehampton.

The potential of amino acid distributions as diagnostics of soil quality

B - Book chapters etc edited externally

Hawkins, J. M. B., Scholefield, D. and Bol, R. 1998. The potential of amino acid distributions as diagnostics of soil quality. in: Nagy, G. and Peto, K. (ed.) Ecological Aspects of Grassland Management, Proceedings of the 17th General Meeting of the European Grassland Federation, Debrecen Agricultural University, Debrecen, Hungary, 18-21 May 1998 British Grassland Society (BGS) Hurley. pp. 555-558

The long term impact of elevated CO2 with N availability on the carbon content in different aggregate sizes in grasslands

C2 - Non-edited contributions to conferences

Bol, R., Wadge, K. J., Atkinson, L. D., Parsons, A. J., Griffith, G. W. and Goodacre, R. 1998. The long term impact of elevated CO2 with N availability on the carbon content in different aggregate sizes in grasslands. Climate Change - Impacts on Agriculture, Society of Chemical Industry Conference, London, 24 February 1998.

The influence of soil warming on the 13C and 14C content of dissolved organic carbon in leachates from three British upland soils

C2 - Non-edited contributions to conferences

Bol, R., Harkness, D. D., Huang, Y., Ineson, P. and Eglinton, G. 1998. The influence of soil warming on the 13C and 14C content of dissolved organic carbon in leachates from three British upland soils. 16th World Congress of the International Society of Soil Science, Montpellier, France, 20-26 August 1998. pp. 139

Techniques for measuring bite dimensions and movement patterns within and between grazing bouts for cattle and sheep

C1 - Edited contributions to conferences/learned societies

Harvey, A. and Orr, R. J. 1998. Techniques for measuring bite dimensions and movement patterns within and between grazing bouts for cattle and sheep. Gibb, M. J. (ed.) Techniques for Investigating Intake and Ingestive Behaviour by Farm Animals, Proceedings of the Ninth European Intake Workshop, IGER North Wyke, UK, 18-20 November 1998. Institute of Grassland and Environmental Research, IGER, Aberystwyth. pp. 79-80

Natural 13C abundance: a tool to elucidate the carbon release from dung patches in the soil environment

C2 - Non-edited contributions to conferences

Friedrich, C., Bol, R. and Amelung, W. 1998. Natural 13C abundance: a tool to elucidate the carbon release from dung patches in the soil environment. Arbeitsgemeinschaft Stabile Isotope (ASI) 1998 Meeting, Dusseldorf, Germany, 5-7 October 1998.

Movement patterns of sheep and cattle within and between continuous short-term grazing bouts

C1 - Edited contributions to conferences/learned societies

Harvey, A., Parsons, A. J., Orr, R. J., Rutter, S. M. and Rook, A. J. 1998. Movement patterns of sheep and cattle within and between continuous short-term grazing bouts. Veissier, I. and Boissy, A. (ed.) Proceedings of the 32nd International Congress of the International Society of Applied Ethology (ISAE), Clermont-Ferrand, France, 21-25 July 1998.

Matching grass supply to grazing patterns for dairy cows under strip-grazing management

C2 - Non-edited contributions to conferences

Orr, R. J., Rutter, S. M., Penning, P. D., Yarrow, N. H., Atkinson, L. D. and Champion, R. A. 1998. Matching grass supply to grazing patterns for dairy cows under strip-grazing management. Proceedings of the British Society of Animal Science Winter Meeting, Scarborough, UK, 23-25 March 1998. BSAS, Penicuik, UK. pp. 49

Leaf N isotope composition in relation to clover density

C2 - Non-edited contributions to conferences

Bol, R., Kelly, C. L., Friedrich, C. and Mytton, L. R. 1998. Leaf N isotope composition in relation to clover density. Stable Isotope Mass Spectrometry Users Group (SIMSUG), Nottingham, UK, 7-8 January 1998.

Isotopic ecology of earthworms under grassland and arable cropping systems

C2 - Non-edited contributions to conferences

Briones, M. J. I., Bol, R. and Sleep, D. 1998. Isotopic ecology of earthworms under grassland and arable cropping systems. Sixth International Symposium on Earthworm Ecology, Vigo, Spain, 31 August - 4 September 1998. pp. 90

Effects of long-term fertilizer and manure treatments on the distribution and 15N natural abundance of amino acids in the Palace Lease meadow hay plots: a preliminary study

B - Book chapters etc edited externally

Bol, R., Wilson, J. M., Shiel, R. S., Petzke, K. J., Watson, A. A. and Cockburn, J. E. 1998. Effects of long-term fertilizer and manure treatments on the distribution and 15N natural abundance of amino acids in the Palace Lease meadow hay plots: a preliminary study. in: Stankiewicz, B. Artur and Van Bergen, Pim F. (ed.) Nitrogen-Containing Macromolecules in the Bio- and Geosphere (ACS Symposium Series No 707) American Chemical Society (ACS). pp. 309-320

Dung amendments and their influences on dissolved organic matter in grassland soil leachates

C2 - Non-edited contributions to conferences

Bol, R., Ostle, N. J. and Sanders, I. 1998. Dung amendments and their influences on dissolved organic matter in grassland soil leachates. Arbeitsgemeinschaft Stabile Isotope (ASI) 1998 Meeting, Dusseldorf, Germany, 5-7 October 1998. pp. V3

Dissolved organic matter and its parent organic matter in grass upland soil horizons by analytical pyrolysis techniques

A - Papers appearing in refereed journals

Huang, Y., Eglinton, G., Hage van der, E. R. E., Boon, J. J., Bol, R. and Ineson, P. 1998. Dissolved organic matter and its parent organic matter in grass upland soil horizons by analytical pyrolysis techniques. European Journal of Soil Science. 49 (1), pp. 1-15. https://doi.org/10.1046/j.1365-2389.1998.00141.x

Dietary preference of dairy cows grazing grass and clover

C2 - Non-edited contributions to conferences

Rutter, S. M., Orr, R. J., Penning, P. D., Yarrow, N. H., Champion, R. A. and Atkinson, L. D. 1998. Dietary preference of dairy cows grazing grass and clover. Proceedings of the British Society of Animal Science Winter Meeting, Scarborough, UK, 23-25 March 1998. BSAS, Penicuik, UK. pp. 51

Delta13C values of soil organic carbon and their use in documenting vegetation change in a subtropical savannah ecosystem

A - Papers appearing in refereed journals

Boutton, T. W., Archer, S. R., Midwood, A. J., Zitzer, S. F. and Bol, R. 1998. Delta13C values of soil organic carbon and their use in documenting vegetation change in a subtropical savannah ecosystem. Geoderma. 82 (1-3), pp. 5-41.

Costs of locomotive and ingestive behaviour by sheep grazing grass or clover monocultures or mixtures of the two species

C1 - Edited contributions to conferences/learned societies

Champion, R. A., Rutter, S. M., Orr, R. J. and Penning, P. D. 1998. Costs of locomotive and ingestive behaviour by sheep grazing grass or clover monocultures or mixtures of the two species. Veissier, I. and Boissy, A. (ed.) Proceedings of the 32nd International Congress of the International Society of Applied Ethology (ISAE), Clermont-Ferrand, France, 21-25 July 1998.

Amino acid 15N/14N analysis at natural abundances: a new tool for soil organic matter studies in agricultural systems

A - Papers appearing in refereed journals

Bol, R., Ostle, N. J., Petzke, K. J., Watson, A. A. and Cockburn, J. E. 1998. Amino acid 15N/14N analysis at natural abundances: a new tool for soil organic matter studies in agricultural systems. Isotopes In Environmental And Health Studies. 34, pp. 87-93.

Behavioural and physiological factors limiting intake by grazing ruminants

C1 - Edited contributions to conferences/learned societies

Penning, P. D., Gibb, M. J., Parsons, A. J., Orr, R. J. and Harvey, A. 1998. Behavioural and physiological factors limiting intake by grazing ruminants. Keane, M. G. and O'Riordan, E. (ed.) Extensification of Beef and Sheep Production on Grasslands, Proceedings of Pasture Ecology and Animal Intake Groups Joint Meeting, St Patrick's College, Drumcondra, Dublin, Ireland, 24-25 September 1996. pp. 10-20

Variation of leaf N isotope composition in relation to clover density

C2 - Non-edited contributions to conferences

Kelly, C. L., Bol, R., Mytton, L. R. and Schwinning, S. 1997. Variation of leaf N isotope composition in relation to clover density. British Grassland Society (BGS) Fifth Research Conference, Seale Hayne Faculty of Agriculture Food & Land Use, University of Plymouth, Newton Abbot, Devon, 8-10 September 1997. British Grassland Society (BGS) Hurley. pp. 157-158

Understanding the links between physiological responses, stress and community ecology in grassland communities

D1 - Technical reports: non-confidential

Parsons, A. J., Atkinson, L. D., Wadge, K. J. and Bol, R. 1997. Understanding the links between physiological responses, stress and community ecology in grassland communities.

The use of natural abundance of 15N to study gross N transfers in grass-clover mixtures

C2 - Non-edited contributions to conferences

Elgersma, A., Bol, R. and Saunders, I. 1997. The use of natural abundance of 15N to study gross N transfers in grass-clover mixtures. British Grassland Society (BGS) Fifth Research Conference, Seale Hayne Faculty of Agriculture Food & Land Use, University of Plymouth, Newton Abbot, Devon, 8-10 September 1997. British Grassland Society (BGS) Hurley. pp. 123-124

The effect of soil warming on the 13C and 14C content in soil leachates from three British upland soils

C2 - Non-edited contributions to conferences

Bol, R., Harkness, D. D., Huang, Y., Ineson, P. and Eglinton, G. 1997. The effect of soil warming on the 13C and 14C content in soil leachates from three British upland soils. 16th International Radiocarbon Conference, University of Groningen, Groningen, the Netherlands, 15-20 June 1997.

Sward state and ingestive behaviour by Friesian dairy heifers under rotational grazing

C2 - Non-edited contributions to conferences

Orr, R. J., Rutter, S. M., Penning, P. D., Yarrow, N. H. and Champion, R. A. 1997. Sward state and ingestive behaviour by Friesian dairy heifers under rotational grazing. British Grassland Society (BGS) Fifth Research Conference, Seale Hayne Faculty of Agriculture Food & Land Use, University of Plymouth, Newton Abbot, Devon, 8-10 September 1997. British Grassland Society (BGS) Hurley. pp. 51-52

Rates of passage of digesta in sheep grazing grass or white clover

C2 - Non-edited contributions to conferences

Kelly, C. L., Penning, P. D., Orr, R. J. and Champion, R. A. 1997. Rates of passage of digesta in sheep grazing grass or white clover. British Grassland Society (BGS) Fifth Research Conference, Seale Hayne Faculty of Agriculture Food & Land Use, University of Plymouth, Newton Abbot, Devon, 8-10 September 1997. British Grassland Society (BGS) Hurley. pp. 181-182

Long-term impacts of elevated CO2 interacting with N availability on the sequestering of carbon in grassland soil

C2 - Non-edited contributions to conferences

Bol, R., Wadge, K. J., Atkinson, L. D., Parsons, A. J., Griffith, G. W. and Goodacre, R. 1997. Long-term impacts of elevated CO2 interacting with N availability on the sequestering of carbon in grassland soil. British Grassland Society (BGS) Fifth Research Conference, Seale Hayne Faculty of Agriculture Food & Land Use, University of Plymouth, Newton Abbot, Devon, 8-10 September 1997. British Grassland Society (BGS) Hurley. pp. 149-150

Individual amino acid 15N/14N analysis at natural abundance levels: a new tool for soil organic matter dynamics studies in agricultural systems

C2 - Non-edited contributions to conferences

Bol, R., Ostle, N. J., Petzke, K. J., Watson, A. A., Cockburn, J. E. and Jarvis, S. C. 1997. Individual amino acid 15N/14N analysis at natural abundance levels: a new tool for soil organic matter dynamics studies in agricultural systems. British Grassland Society (BGS) Fifth Research Conference, Seale Hayne Faculty of Agriculture Food & Land Use, University of Plymouth, Newton Abbot, Devon, 8-10 September 1997. British Grassland Society (BGS) Hurley. pp. 89-90

Grazing behaviour of ruminants

G - Articles in popular magazines and other technical publications

Gibb, M. J. and Orr, R. J. 1997. Grazing behaviour of ruminants. IGER Innovations. 1, pp. 54-57.

Effects of long-term fertilizer and manure treatments on the distribution and 15N natural abundance of amino acids in the Palace Lease meadow hay plots

C1 - Edited contributions to conferences/learned societies

Bol, R., Wilson, J. M., Shiel, R. S., Petzke, K. J. and Cockburn, J. E. 1997. Effects of long-term fertilizer and manure treatments on the distribution and 15N natural abundance of amino acids in the Palace Lease meadow hay plots. British Soil Science Society, Golden Jubilee Meeting, University of Newcastle, 8-11 September 1997.

Effects of long-term nitrogen management strategies on 15N natural abundance and distribution of amino acids in agricultural soils

C1 - Edited contributions to conferences/learned societies

Bol, R., Wilson, J., Shiel, R. S., Petzke, K. J., Watson, A. A. and Cockburn, J. E. 1997. Effects of long-term nitrogen management strategies on 15N natural abundance and distribution of amino acids in agricultural soils. Abstracts of Papers of the American Chemical Society Meeting, Las Vegas, USA, September 1997.

Does supplementation with different feed types alter the preference by grazing ewes for grass and clover?

C2 - Non-edited contributions to conferences

Harvey, A., Orr, R. J. and Penning, P. D. 1997. Does supplementation with different feed types alter the preference by grazing ewes for grass and clover? British Grassland Society (BGS) Fifth Research Conference, Seale Hayne Faculty of Agriculture Food & Land Use, University of Plymouth, Newton Abbot, Devon, 8-10 September 1997. British Grassland Society (BGS) Hurley. pp. 177-178

Diurnal patterns of intake rate by sheep grazing monocultures of ryegrass or white clover

A - Papers appearing in refereed journals

Orr, R. J., Penning, P. D., Harvey, A. and Champion, R. A. 1997. Diurnal patterns of intake rate by sheep grazing monocultures of ryegrass or white clover. Applied Animal Behaviour Science. 52, pp. 65-77.

Distinguishing bites and chews in recordings of the grazing jaw movements of cattle

C2 - Non-edited contributions to conferences

Champion, R. A., Rutter, S. M. and Orr, R. J. 1997. Distinguishing bites and chews in recordings of the grazing jaw movements of cattle. British Grassland Society (BGS) Fifth Research Conference, Seale Hayne Faculty of Agriculture Food & Land Use, University of Plymouth, Newton Abbot, Devon, 8-10 September 1997. British Grassland Society (BGS) Hurley. pp. 171-172

Dietary preferences of domestic ruminants

C1 - Edited contributions to conferences/learned societies

Rutter, S. M., Penning, P. D., Parsons, A. J., Harvey, A. and Orr, R. J. 1997. Dietary preferences of domestic ruminants. Forbes, J. M., Lawrence, T. L. J., Rodway, R. G. and Varley, M. A. (ed.) Animal Choices, British Society of Animal Science Occasional Publication No 20. BSAS, Edinburgh. pp. 96-97

Diet preferences of adult sheep and goats grazing ryegrass and white clover

A - Papers appearing in refereed journals

Penning, P. D., Newman, J. A., Parsons, A. J., Harvey, A. and Orr, R. J. 1997. Diet preferences of adult sheep and goats grazing ryegrass and white clover. Small Ruminant Research. 24, pp. 175-184. https://doi.org/10.1051/animres:19950583

Compound-specific delta15N amino acid signals in palaeosols as indicators of early land use: a preliminary study

A - Papers appearing in refereed journals

Simpson, I. A., Bol, R., Dockrill, S. J., Petzke, K. J. and Evershed, R. P. 1997. Compound-specific delta15N amino acid signals in palaeosols as indicators of early land use: a preliminary study. Archaeological Prospection. 4, pp. 147-152.

Compound specific 15N/14N amino acid analysis at natural abundance levels: a new tool for soil organic matter dynamic studies in agricultural systems

C2 - Non-edited contributions to conferences

Ostle, N. J., Bol, R., Petzke, K. J., Watson, A. A. and Cockburn, J. E. 1997. Compound specific 15N/14N amino acid analysis at natural abundance levels: a new tool for soil organic matter dynamic studies in agricultural systems. Arbeitsgemeinschaft Stabile Isotope (ASI) 1997 Meeting, Freisung-Weihenstephan, Germany, 6-8 October 1997. pp. 69

Bite dimensions and grazing severity for cattle and sheep

C2 - Non-edited contributions to conferences

Orr, R. J., Harvey, A., Kelly, C. L. and Penning, P. D. 1997. Bite dimensions and grazing severity for cattle and sheep. British Grassland Society (BGS) Fifth Research Conference, Seale Hayne Faculty of Agriculture Food & Land Use, University of Plymouth, Newton Abbot, Devon, 8-10 September 1997. British Grassland Society (BGS) Hurley. pp. 185-186

An algorithm for the automatic processing of recordings of foraging behaviour by cattle

C1 - Edited contributions to conferences/learned societies

Rutter, S. M., Penning, P. D., Rook, A. J., Orr, R. J., Gibb, M. J., Champion, R. A. and Huckle, C. A. 1997. An algorithm for the automatic processing of recordings of foraging behaviour by cattle. Hemsworth, P. and Spinka, M. (ed.) Proceedings of the 31st International Congress of the International Society for Applied Ethology, Prague, Czech Republic, 13-16 August 1997. pp. 216

Absence of carbon isotope fractionation of individual n-alkanes in a 23 year field decomposition experiment with Calluna vulgaris

A - Papers appearing in refereed journals

Huang, Y., Eglinton, G., Ineson, P., Latter, P. M., Bol, R. and Harkness, D. D. 1997. Absence of carbon isotope fractionation of individual n-alkanes in a 23 year field decomposition experiment with Calluna vulgaris. Organic Geochemistry. 26, pp. 497-501.

Variation in 15N natural abundance of soil, soil fractions and plant materials in lowland grasslands

C2 - Non-edited contributions to conferences

Kerley, S. J., Bol, R. and Jarvis, S. C. 1996. Variation in 15N natural abundance of soil, soil fractions and plant materials in lowland grasslands. Abstracts AAB Meeting on Stable Isotopes and Integration of Biological, Ecological and Geochemical Processes, Newcastle upon Tyne, 9-11 July 1996 .

Foraging behaviour of free ranging domestic ruminants

C1 - Edited contributions to conferences/learned societies

Rutter, S. M., Penning, P. D., Parsons, A. J., Harvey, A. and Orr, R. J. 1996. Foraging behaviour of free ranging domestic ruminants. Mini-symposium on diet selection in animals and man, Grassmere, Cumbria, 1-4 July 1996.

Why can't dairy heifers graze clover quicker than grass?

C1 - Edited contributions to conferences/learned societies

Rutter, S. M., Penning, P. D., Champion, R. A. and Orr, R. J. 1996. Why can't dairy heifers graze clover quicker than grass? Duncan, I. J. H., Widowski, T. M. and Haley, D. B. (ed.) Proceedings of the 30th International Congress of the International Society of Applied Ethology (ISAE), Col K L Campbell Centre for the Study of Animal Welfare, Guelph, Ontario, Canada, 14-17 August 1996. University of Guelph, Centre for the Study of Animal Welfare. pp. 134

Variation in 15N natural abundance of soil, soil fractions and plant materials in lowland grasslands

C2 - Non-edited contributions to conferences

Kerley, S. J., Jarvis, S. C. and Bol, R. 1996. Variation in 15N natural abundance of soil, soil fractions and plant materials in lowland grasslands. Stable Isotopes and the Integration of Biological, Ecological and Geochemical Processes, AAB Meeting, 9-11 July 1996 (Org H Griffiths).

The use of Spartica anglica as a natural delta13C geochemical tracer of recent sedimentary history in British salt marshes

C2 - Non-edited contributions to conferences

Bull, I. D., Van Bergen, P. F., Bol, R., Brown, S., Gray, A., Harkness, D. D. and Eversled, R. 1996. The use of Spartica anglica as a natural delta13C geochemical tracer of recent sedimentary history in British salt marshes. Stable Isotopes and the Integration of Biological, Ecological and Geochemical Processors, AAB Meeting, 9-11 July 1996 (Org H Griffiths).

The long-term impact of elevated CO2 interaction with N availability on the sequestering of carbon in grassland soil

C2 - Non-edited contributions to conferences

Bol, R., Wadge, K. J., Atkinson, L. D. and Parsons, A. J. 1996. The long-term impact of elevated CO2 interaction with N availability on the sequestering of carbon in grassland soil. COST 619 Action, University of Essex, UK, 22-24 November 1996 (Org S Long).

The effects of spatial aggregation of grass and clover swards grazed by sheep on diet and sward composition

C2 - Non-edited contributions to conferences

Harvey, A. and Orr, R. J. 1996. The effects of spatial aggregation of grass and clover swards grazed by sheep on diet and sward composition. Proceedings of the British Society of Animal Science 112th Meeting, Scarborough, 18-20 March 1996.

The effects of grass nitrogen status on the preference by sheep grazing ryegrass and white clover

B - Book chapters etc edited externally

Harvey, A., Orr, R. J., Parsons, A. J., Penning, P. D. and Vincent, J. F. V. 1996. The effects of grass nitrogen status on the preference by sheep grazing ryegrass and white clover. in: Younie, D. (ed.) Legumes in Sustainable Farming Systems, British Grassland Society Occasional Symposium No 30 (Proceedings of joint conference of BGS and SFS Initiative, SAC, Craibstone, Aberdeen, 2-4 September 1996) British Grassland Society (BGS) Hurley. pp. 227-229

The 14C age and residence time of soil organic matter and its lipid constituents in a stagnohumic gley soil

A - Papers appearing in refereed journals

Bol, R., Huang, Y., Meredith, J., Eglinton, G., Harkness, D. D. and Ineson, P. 1996. The 14C age and residence time of soil organic matter and its lipid constituents in a stagnohumic gley soil. European Journal of Soil Science. 47, pp. 215-222.

Quantification of soil carbon inputs under elevated carbon dioxide

A - Papers appearing in refereed journals

Ineson, P., Cortrufo, M. F., Bol, R., Harkness, D. D. and Hartwig, U. 1996. Quantification of soil carbon inputs under elevated carbon dioxide. Plant and Soil. 187, pp. 345-350.

Py-Ms (-GCtMS) study of dissolved organic matter and their parent soil horizons

C1 - Edited contributions to conferences/learned societies

Huang, Y., Eglinton, G., van der Hage, E. R. F., Boon, J. J., Bol, R. and Harkness, D. D. 1996. Py-Ms (-GCtMS) study of dissolved organic matter and their parent soil horizons. Abstract of Papers of the American Chemical Society.

Postglacial variations of distributions, 13C and 14C content of aliphatic hydrocarbons and bulk organic matter in three typical British upland soils

A - Papers appearing in refereed journals

Huang, Y., Bol, R., Harkness, D. D., Ineson, P. and Eglinton, G. 1996. Postglacial variations of distributions, 13C and 14C content of aliphatic hydrocarbons and bulk organic matter in three typical British upland soils. Organic Geochemistry. 24, pp. 273-287.

Grazing behaviour and herbage intake rate by Friesian dairy heifers grazing ryegrass or white clover

B - Book chapters etc edited externally

Orr, R. J., Rutter, S. M., Penning, P. D., Yarrow, N. H. and Champion, R. A. 1996. Grazing behaviour and herbage intake rate by Friesian dairy heifers grazing ryegrass or white clover. in: Younie, D. (ed.) Legumes in Sustainable Farming Systems, British Grassland Society Occasional Symposium No 30 (Proceedings of joint conference of BGS and SFS Initiative, SAC, Craibstone, Aberdeen, 2-4 September 1996) British Grassland Society (BGS) Hurley. pp. 221-224

Effects of continuous stocking with sheep or goats on sward composition and animal production from a grass and white clover pasture

A - Papers appearing in refereed journals

Penning, P. D., Johnson, R. H. and Orr, R. J. 1996. Effects of continuous stocking with sheep or goats on sward composition and animal production from a grass and white clover pasture. Small Ruminant Research. 21, pp. 19-29.

Dietary preference of sheep for grass and clover at contrasting sward surface heights

C2 - Non-edited contributions to conferences

Harvey, A. and Orr, R. J. 1996. Dietary preference of sheep for grass and clover at contrasting sward surface heights. Proceedings of the British Society of Animal Science 112th Meeting, Scarborough, 18-20 March 1996.

The use of zeolite molecular sieves for trapping low concentrations of CO2 from environmental atmospheres

A - Papers appearing in refereed journals

Bol, R. 1995. The use of zeolite molecular sieves for trapping low concentrations of CO2 from environmental atmospheres. Radiocarbon. 37, pp. 643-647. https://doi.org/10.1017/S0033822200031155

The role of learning and experience in the development of dietary choice by sheep and goats

C1 - Edited contributions to conferences/learned societies

Orr, R. J., Penning, P. D., Parsons, A. J., Harvey, A. and Newman, J. A. 1995. The role of learning and experience in the development of dietary choice by sheep and goats. Fourth International Symposium on the Nutrition of Herbivores, 11-15 September 1995, Clermont-Ferrand, France.

The preference of adult sheep and goats grazing ryegrass and white clover

C1 - Edited contributions to conferences/learned societies

Penning, P. D., Newman, J. A., Parsons, A. J., Harvey, A. and Orr, R. J. 1995. The preference of adult sheep and goats grazing ryegrass and white clover. Fourth International Symposium on the Nutrition of Herbivores, 11-15 September 1995, Clermont-Ferrand, France.

The distribution and carbon isotopic compositions of individual lipids and of bulk organic matter in acid upland soils

C1 - Edited contributions to conferences/learned societies

Huang, Y., Bol, R., Harkness, D. D., Ineson, P. and Eglinton, G. 1995. The distribution and carbon isotopic compositions of individual lipids and of bulk organic matter in acid upland soils. Grimalt, J. O. and Dorronsoro, C. (ed.) Organic Geochemistry: Developments and Applications to Energy, Climate, Environment and Human History (Selected papers from the 17th International Meeting of Organic Geochemistry, Donostia-San Sebastian, Spain, 4-18 September 1995). pp. 23-26

Intake and behaviour responses by sheep, in different physiological states, when grazing monocultures of grass or white clover

A - Papers appearing in refereed journals

Penning, P. D., Parsons, A. J., Orr, R. J., Harvey, A. and Champion, R. A. 1995. Intake and behaviour responses by sheep, in different physiological states, when grazing monocultures of grass or white clover. Applied Animal Behaviour Science. 45, pp. 63-78.

Herbage intake rates and grazing behaviour of sheep and goats grazing grass or white clover

C1 - Edited contributions to conferences/learned societies

Penning, P. D., Orr, R. J., Parsons, A. J., Harvey, A. and Newman, J. A. 1995. Herbage intake rates and grazing behaviour of sheep and goats grazing grass or white clover. Fourth International Symposium on the Nutrition of Herbivores, 11-15 September 1995, Clermont-Ferrand, France.

Herbage intake and N excretion by sheep grazing monocultures or a mixture of grass and white clover

A - Papers appearing in refereed journals

Orr, R. J., Penning, P. D., Parsons, A. J. and Champion, R. A. 1995. Herbage intake and N excretion by sheep grazing monocultures or a mixture of grass and white clover. Grass and Forage Science. 50 (1), pp. 31-40. https://doi.org/10.1111/j.1365-2494.1995.tb02291.x

Dietary preference of heifers for grass or clover, with and without romensin slow-release anti-bloat boluses

C1 - Edited contributions to conferences/learned societies

Penning, P. D., Parsons, A. J., Orr, R. J., Harvey, A. and Yarrow, N. H. 1995. Dietary preference of heifers for grass or clover, with and without romensin slow-release anti-bloat boluses. Proceedings of the 111th Meeting of the British Society of Animal Science, Scarborough, 20-22 March 1995.

Intake behaviour and production responses by sheep, in different physiological states, grazing monocultures of grass or white clover

C2 - Non-edited contributions to conferences

Penning, P. D., Parsons, A. J., Orr, R. J. and Harvey, A. 1994. Intake behaviour and production responses by sheep, in different physiological states, grazing monocultures of grass or white clover. Abstracts 45th Annual Meeting of the European Association for Animal Production, EAAP, Edinburgh, September 1994. pp. 281

The effect of concentrate level on the intakes of silages or hays by ewes in the first month of lactation

A - Papers appearing in refereed journals

Orr, R. J. and Treacher, T. T. 1994. The effect of concentrate level on the intakes of silages or hays by ewes in the first month of lactation. Animal Production. 58, pp. 109-116.

Intake and behaviour responses by sheep to changes in sward characteristics under rotational grazing

A - Papers appearing in refereed journals

Penning, P. D., Parsons, A. J., Orr, R. J. and Hooper, J. E. 1994. Intake and behaviour responses by sheep to changes in sward characteristics under rotational grazing. Grass and Forage Science. 49 (4), pp. 476-486. https://doi.org/10.1111/j.1365-2494.1994.tb02025.x

Fasting affects intake behaviour and diet preference of grazing sheep

A - Papers appearing in refereed journals

Newman, J. A., Penning, P. D., Parsons, A. J., Harvey, A. and Orr, R. J. 1994. Fasting affects intake behaviour and diet preference of grazing sheep. Animal Behaviour. 47, pp. 185-193. https://doi.org/10.1006/anbe.1994.1021

Diurnal patterns of ingestive behaviour by sheep

C2 - Non-edited contributions to conferences

Orr, R. J., Harvey, A. and Champion, R. A. 1994. Diurnal patterns of ingestive behaviour by sheep. Fourth British Grassland Society (BGS) Research Conference, 26-28 September 1994, Reading University.

Diet preference of sheep: effects of recent diet, physiological state and species abundance

A - Papers appearing in refereed journals

Parsons, A. J., Newman, J. A., Penning, P. D., Harvey, A. and Orr, R. J. 1994. Diet preference of sheep: effects of recent diet, physiological state and species abundance. Journal of Animal Ecology. 63, pp. 465-478. https://doi.org/10.2307/5563

The effects of group size on grazing time in sheep

A - Papers appearing in refereed journals

Penning, P. D., Parsons, A. J., Newman, J. A., Orr, R. J. and Harvey, A. 1993. The effects of group size on grazing time in sheep. Applied Animal Behaviour Science. 37, pp. 101-109. https://doi.org/10.1016/0168-1591(93)90103-V

Factors controlling meal length and herbage intake rate by grazing sheep

C1 - Edited contributions to conferences/learned societies

Penning, P. D., Orr, R. J., Parsons, A. J. and Rutter, S. M. 1993. Factors controlling meal length and herbage intake rate by grazing sheep. Proceedings of the Third International Congress on Applied Ethology, July 1993, Berlin, Germany. Humboldt University, Berlin. pp. 498-500

Effects of some factors on insensible weight loss in grazing sheep

C1 - Edited contributions to conferences/learned societies

Dumont, B., Penning, P. D., Orr, R. J. and D'Hour, P. 1993. Effects of some factors on insensible weight loss in grazing sheep. Proceedings of 8iemes Journees des Recherches sur l'Alimentation et la Nutrition des Herbivores, 24-25 March 1993, Paris, France.

Dietary preferences of sheep and goats

C2 - Non-edited contributions to conferences

Penning, P. D., Parsons, A. J., Harvey, A. and Orr, R. J. 1993. Dietary preferences of sheep and goats. Proceedings from Agricultural and Environmental Management "Pointers for Change", 8 April 1993, National Agricultural Conference, Stoneleigh, UK.

Uptake, cycling and fate of nitrogen in grass-clover swards continuously grazed by sheep

A - Papers appearing in refereed journals

Parsons, A. J., Orr, R. J., Penning, P. D. and Lockyer, D. R. 1991. Uptake, cycling and fate of nitrogen in grass-clover swards continuously grazed by sheep. The Journal of Agricultural Science. 116, pp. 47-61. https://doi.org/10.1017/S0021859600076139

Patterns of ingestive behaviour of sheep continuously stocked on monocultures of ryegrass or white clover

A - Papers appearing in refereed journals

Penning, P. D., Rook, A. J. and Orr, R. J. 1991. Patterns of ingestive behaviour of sheep continuously stocked on monocultures of ryegrass or white clover. Applied Animal Behaviour Science. 31, pp. 237-250.

Micrometeorological studies of ammonia emission from sheep grazed swards

A - Papers appearing in refereed journals

Jarvis, S. C., Hatch, D. J., Orr, R. J. and Reynolds, S. E. 1991. Micrometeorological studies of ammonia emission from sheep grazed swards. The Journal of Agricultural Science. 117, pp. 101-109. https://doi.org/Reynolds(a1)DOI:https://doi.org/10.1017/S0021859600079028

Intake and behaviour responses by sheep to changes in sward characteristics under continuous stocking

A - Papers appearing in refereed journals

Penning, P. D., Parsons, A. J., Orr, R. J. and Treacher, T. T. 1991. Intake and behaviour responses by sheep to changes in sward characteristics under continuous stocking. Grass and Forage Science. 46, pp. 15-28.

The performance of ewes offered diets containing different proportions of perennial ryegrass and white clover silage in late pregnancy

A - Papers appearing in refereed journals

Orr, R. J. and Treacher, T. T. 1990. The performance of ewes offered diets containing different proportions of perennial ryegrass and white clover silage in late pregnancy. Animal Production. 51, pp. 143-153.

Sward composition, animal performance and the potential production of grass/white clover swards continuously stocked with sheep

A - Papers appearing in refereed journals

Orr, R. J., Parsons, A. J., Penning, P. D. and Treacher, T. T. 1990. Sward composition, animal performance and the potential production of grass/white clover swards continuously stocked with sheep. Grass and Forage Science. 45, pp. 325-336.

Intakes of silages, hays or straws by ewes in mid pregnancy

A - Papers appearing in refereed journals

Orr, R. J. and Treacher, T. T. 1990. Intakes of silages, hays or straws by ewes in mid pregnancy. Animal Production. 51, pp. 301-310.