Projects per year
Personal profile
Research interests
My research interests focus on the synthesis and analysis of data and information from cropping and livestock systems. Key interests include:
- long-term cropping experiments
- impact of agricultural systems impact on the environment
- the role of legumes on the sustainability of cropping systems
- rotation management on the sustainability of the system
- nutrient flows/budgets in agricultural systems
- GHG emissions from farming systems
- impact of disease on crop production
- impact of climate on agricultural systems
Supervision
2021 - current Exploring host-microbiota interactions for improved crop health and food safety (Eastbio Studentship)
2018 - current Developing a “toolkit" of statistical approaches for cropping systems research
2017-2021 Advantages of using detailed data to quantify socio-environmental aspects of agricultural systems
2017-2020 Modelling climate change impacts on European grassland-based livestock systems
2016-2020 Towards supporting cohesive decision making across water, energy and food through understanding challenges in Malawi
2014-2018 Developing an environmental calculator for application in the beef industry
2014-2020 The opportunities to understand and improve nutrient assessment within a Scottish Nitrate Vulnerable Zone
2014-2018 Simulating soil N2O emissions from the arable soils of Scotland
2013-2017 Potential for Integrated Pest Management to reduce the need for fungicide use
Teaching
Co-ordinator for MSc Sustainability of Food Production module.
Other work
Editorial roles
Agricultural Systems - Editor
Agriculture Ecosystems and the Environment - Editorial Board Member
Annals of Applied Biology - Guest Editor for Special Issue on Legumes
Agronomy Journal - Guest Editor Climate Factors Contribute to Grassland Net Primary Productivity
Contribution to reports
Contributed to The Third UK Climate Change Risk Assessment Technical Report - published in 2021
Committee Roles
Association of Applied Biologists - Convenor of the Cropping and the Environment Group and Council member
Stapledon Trust - Trustee and Committee member
Conferences Organising
GHG and ammonia mitigation 2022 (organised with AAB)
Crop production with reduced pesticide and fertiliser inputs to reduce carbon footprints (AAB 2021 - supporting organisers)
Advances in Legume Science and Practice 2 (organised with AAB, 2021)
Intercropping for sustainability (AAB 2021 - supporting role)
Projects
Current:
2022-2025 MI BICYCLE: Mitigation and Adaptation through Better biomass Cycling in Crop Livestock systems of North and West Europe (WP3 co-lead)
2021-2025 H2020 Multi-actor and transdisciplinary development of efficient and resilient mixed farming and agroforestry system (WP2 co-lead)
2021-2022 SFC UIF 2020/21 ACE Platform (lead)
2021-2022 SFC UIF 2020/21 Plant protein choices for Scotland - a research and industry partnership
2021-2022 Defra Review of Opportunities for Diversifying UK Agriculture through Investment in Underutilised Crops (SRUC co-lead)
2021 Defra Scoping Study on the Opportunities and Barriers of Improved Forages for Livestock Sustainability and Productivity (SRUC co-lead)
2018-2022 H2020 Legumes Translated
2019-2022 ERA-NET Increasing productivity and sustainability of European plant protein production by closing the grain legume yield gap
Previous (selected):
2017-2021 H2020 Redesigning European cropping systems based on species MIXtures (ReMix)
2017-2021 ERA-NET Improved estimation and mitigation of nitrous oxide emissions and soil carbon storage from crop residues (ResidueGas)
2018-2020 NERC SARIC SARIC Translation: Grassland Management
2016-2019 BBSRC Newton Fund N-CIRCLE: Virtual Joint centre for Closed-Loop Cycling of Nitrogen in Chinese Agriculture
Education/Academic qualification
PhD, Impact of climate change of livestock production in Scotland, University of Glasgow
Oct 1992 → May 1999
Award Date: 1 Jul 1999
Master, Biological Computation, University of York
Oct 1987 → Oct 1988
Award Date: 1 May 1989
Bachelor, BSc Agriculture with Hons in Crop Science, University of Aberdeen
Oct 1983 → Jun 1987
Award Date: 1 Jul 1987
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Collaborations and top research areas from the last five years
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CLEAR: Collaborative Landscape planning for Enhanced Agrobiodiversity and Resilience (CLEAR)
Cole, L. (CoI), Watson, C. (PI) & Topp, K. (CoI)
1/03/23 → 28/02/26
Project: Research
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INTERCROPS: Developing Intercropping for agrifood Value chains and Ecosystem Services delivery in Europe and Southern countries
Watson, C. (PI), Topp, K. (CoI), Walker, R. (CoI) & Hargreaves, P. (CoI)
1/11/22 → 31/10/26
Project: Research
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RESAS 22-27: SRUC-c2-1 Agriculture Climate And Carbon
Rees, B. (PI), Roehe, R. (CoI), Duthie, C.-A. (CoI), Jones, S. (CoI), Eory, V. (CoI), Buckingham, S. (CoI), March, M. (CoI), Hargreaves, P. (CoI), Topp, K. (CoI), Holland, J. (CoI), Miller, G. (CoI), Houdijk, J. (CoI), Newbold, J. (CoI), MacLeod, M. (CoI) & Bell, J. (CoI)
Scottish Government: Rural & Environment Science & Analytical Services
1/04/22 → 31/03/27
Project: Research
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RESAS 22-27: SRUC-c3-2 Modelling The Socio-economic, Greenhouse Gas And Natural Capital Impacts Of Land Use Policy And Opportunities?. *joint With SRUC-d5-3
McVittie, A. (PI), Thomson, S. (CoI), Shrestha, S. (CoI), Botero Degiovanni, H. (CoI), MacLeod, M. (CoI), Hamilton, A. (CoI), Eory, V. (CoI), Buckingham, S. (CoI), Shrestha, S. (CoI), Topp, K. (CoI), Thomson, S. (CoI), Holland, J. (CoI), McCracken, D. (CoI), Gibson-Poole, S. (CoI), McMillan, J. (CoI), Wall, E. (CoI), MacLeod, M. (CoI), Glendinning, J. (CoI), Merrell, I. (CoI) & Mckay Fletcher, D. (CoI)
Scottish Government: Rural & Environment Science & Analytical Services
1/04/22 → 31/03/27
Project: Research
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RESAS 22-27: Jhi-a1-1 Understanding Of The Principal Drivers Of Pest And Disease Incidence, Severity, And Spread In Scotland, And The Factors Currently Limiting Effective Disease Control
Havis, N. (PI), Yoxall, T. (CoI), Topp, K. (CoI) & Jones, L. (CoI)
Scottish Government: Rural & Environment Science & Analytical Services
1/04/22 → 31/03/27
Project: Research
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Environmental effects of improved regional nitrogen cycling in crop-livestock systems – A generic modelling approach
vonk, W., Schut, A. G. T., van Ittersum, M. K., grillot, M., Topp, C. & Hendricks, R., 2 Mar 2025, In: Agricultural Systems. p. 104244 104244.Research output: Contribution to journal › Article › peer-review
Open Access1 Citation (Scopus) -
Greenhouse gas abatement in UK agriculture 2024-2050: Report submitted to support the 7th carbon budget in the UK
Eory, V., Mckay Fletcher, D., MacLeod, M., Duthie, C.-A., Rees, R. & Topp, C., 25 Feb 2025, Prepared for the Climate Change Committee. 84 p.Research output: Book/Report/Policy Brief/Technical Brief › Commissioned report
Open Access -
Maize genotypes foster distinctive bacterial and fungal communities in the rhizosphere
Wen, X., Lu, J., Whalen, J. K., Lei, S., Harrison, M., Rees, R., Topp, C., Song, Z., Chen, F. & Yin, X., 15 Apr 2025, In: Agriculture, Ecosystems and Environment. 382, p. 109505 109505.Research output: Contribution to journal › Article › peer-review
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Optimizing N applications increases maize yield and reduces environmental costs in a 12-year wheat-maize system
Shen, S., Feng, B., Zhang, D., Zou, J., Yang, Y., Rees, R., Topp, C., Hu, S., Qiao, B., Huang, W., Sun, H., Zhou, S., Wen, X., Chen, F. & Yin, X., 1 Mar 2025, In: Field Crops Research. 322, p. 109741 109741.Research output: Contribution to journal › Article › peer-review
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Optimizing N rate in wheat-maize rotation to match long-term and inter-seasonal N turnover for high yield and sustainability using STICS
Zhang, D., Shen, S., Bai, Z., Harrison, M., Liu, K., Rees, R., Topp, C., Zou, J., Yang, Y., Song, Z., Chen, H. & Yin, X., 1 Mar 2025, p. 109718.Research output: Contribution to conference › Paper › peer-review
Datasets
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Agricultural Greenhouse Gas Inventory Research Platform - InveN2Ory. Defra project number AC0116
Topp, K. (Contributor) & Rees, B. (Contributor), Freshwater Biological Association, 5 Apr 2017
http://www.environmentdata.org/archive/ghgno:676
Dataset
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Soil pH matters – the rising of the pHoenix
Kairsty, T. (Creator), Robin, W. (Creator) & Christine, W. (Creator), Zenodo, 7 Sept 2022
DOI: 10.5281/zenodo.7056037, https://zenodo.org/record/7056037
Dataset
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Carbon and nitrogen flux, meteorological, management and soil data from a grazed, cut and fertilised temperate grassland in south east Scotland
Jones, S. K. (Creator), Helfter, C. (Creator), Anderson, M. (Creator), Coyle, M. (Creator), Campbell, C. (Creator), Famulari, D. (Creator), Di Marco, C. (Creator), Van Dijk, N. (Creator), Tang, Y. S. (Creator), Topp, C. F. E. (Creator), Kiese, R. (Creator), Kindler, R. (Creator), Siemens, J. (Creator), Schrumpf, M. (Creator), Kaiser, K. (Creator), Nemitz, E. (Creator), Levy, P. E. (Creator), Rees, R. M. (Creator), Sutton, M. A. (Creator), Skiba, U. M. (Creator) & Jones, S. (Contributor), NERC Environmental Information Data Centre, 2017
DOI: 10.5285/7e6e6955-a9d7-4f8a-961e-3fa3d56d0ead, https://catalogue.ceh.ac.uk/id/7e6e6955-a9d7-4f8a-961e-3fa3d56d0ead
Dataset
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Re-designing long-term rotations
topp, K. (Creator), Walker, R. (Creator), Graham, R. (Creator) & Horne, J. (Creator), Zenodo, 20 Jun 2023
DOI: 10.5281/zenodo.8087597, https://zenodo.org/records/8087597
Dataset
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Long-term ley-arable systems: Impact on soil properties
topp, K. (Creator), Walker, R. (Contributor) & Watson, C. (Contributor), Zenodo, 25 Apr 2023
DOI: 10.5281/zenodo.8087570, https://zenodo.org/records/8087570
Dataset
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AAB Long Term Experiments: Meeting future challenges
Topp, K. (Chair), maclaren, C. (Member of programme committee), Ostler, R. (Member of programme committee), Gregory, A. (Member of programme committee), Thierfelder, C. (Member of programme committee), Vanlauwe, B. (Member of programme committee) & Bybee-Finley, A. (Member of programme committee)
20 Jun 2023 → 22 Jun 2023Activity: Participating in or organising an event types › Organising a conference, workshop, ...
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AAB Regenerative Agriculture – Understanding the opportunities and challenges
Smith, K. E. (Chair), Topp, K. (Member of programme committee), White, C. (Member of programme committee) & Henderson, H. (Member of programme committee)
25 Apr 2023 → 26 Apr 2023Activity: Participating in or organising an event types › Organising a conference, workshop, ...
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Agricultural Systems (Journal)
Topp, K. (Editor)
1 Feb 2022 → …Activity: Publication peer-review and editorial work types › Editorial work
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AAB Agricultural greenhouse gases and NH3 mitigation: Solutions, challenges, and opportunities
Topp, K. (Chair), Rees, B. (Member of programme committee) & Smith, K. E. (Member of programme committee)
22 Mar 2022 → 24 Mar 2022Activity: Participating in or organising an event types › Organising a conference, workshop, ...
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Annals of Applied Biology (Journal)
Topp, K. (Reviewer)
1 Oct 2021 → 28 Feb 2022Activity: Publication peer-review and editorial work types › Editorial work
Impacts
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Refined greenhouse gas reporting informs policy and mitigation measures to reduce emissions from agriculture
Rees, B. (Participant), Eory, V. (Participant), Topp, K. (Participant), Bell, M. (Participant), Jones, S. (Participant), Ball, B. (Participant), Cloy, J. (Participant) & Moran, D. (Participant)
Impact: Environmental
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