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Biologicals for disease and pest control: a farmer led case study. Dr Roma Gwynn Biopesticide Strategist Rationale. Professor Robert Edwards School of Natural and Environmental Sciences Newcastle University. The end of industrial agrochemical spraying ?. Environmental & health concerns
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Biologicals for disease and pest control: a farmer led case study Dr Roma Gwynn Biopesticide Strategist Rationale Professor Robert Edwards School of Natural and Environmental Sciences Newcastle University
The end of industrial agrochemical spraying ? Environmental & health concerns The precautionary principle Decline in new MoA discovery (commercial) Resistance
A shift to Biological agents - Global markets Global market Increased Over 300% * 2008-2018 Global market 2019 value over $6 billion* BIOPESTICIDES Increase * DunhamTrimmer, 2018
A shift to Biologicals - EU plant protection product - pending registration* * October 2016
EU Sustainable Use Directive 2009/128/EC Botanicals Predatory mites Monitoring EPN Macro- organisms Biorationales IPM Insects Crop botany Bacteria Micro- organisms Semio chemicals Agro- ecosystem Fungi Virus Synthetic Chemical pesticides
Biologicals Macroorganisms Microorganisms Semio-chemicals Botanicals
Multiple modes of action Production of alarm compounds – phytohormone stimulation Stimulation of new biosynthesis of phytochemicals Stimulation of plant defense mechanisms Induction in roots, shoots and leaves Physical kill of target Toxicity to target
The microbiome With growing understanding – a better awareness of the value of biologicals- the microbiome Entomopathogens Phyllosphere microbes Endophytes Rhizosphere Soil microbes
The YAS-EIP Project Can we reduce our dependence on synthetic fungicides in wheat production using biologicals ? Yellow rust Fusarium ear blight Powdery mildew Septoria tritici
2018 Trial protocol • GLP trials/ORETO standard • Two winter wheat varieties: Skyfall and Leeds • Three treatment regimes: • IPM – microbial seed treatment, conventional chemistry at high pest pressure, biopesticides at low pest pressure at standard spray timings if needed • Biological – microbioal seed treatment, biopesticides only at standard spay timings if needed • Conventional chemistry – chemical seed treatment, conventional chemicals only at standard spray timings • (no untreated) • 6 replicates • Randomised block design • Three trial sites
Trial sites Nafferton Cockle Park Stockbridge Technology Centre
Yield data - 2018 Variety Left column = Leeds Right column = Skyfall
Biologicals – a change in understanding contexts soil ecology, plant ecology, landscape ecology, biology, microbiology, genetics, microbial ecology, population biology, plant physiology, population modelling, landscape modelling, population ecology, etc.……………… and maybe, sometimes, even chemistry
Biologicals – knowledge exchange • Open days – at all three sites in 2017 and 2018 • Evening meeting in 2017 • Seminar – Great Yorkshire Show • Website: www.crophealthnorth.co.uk
Education • Knowledge transfer to advisors, farmers, consumers, food suppliers, government, regulators: • New technology – education/ costs/ value to business • Understanding risks (or lack of risks?) • New approach to crop protection – change resistance
Next steps: integrating Biologicals with predictive diagnostics Technology that can operate autonomously
www.crophealthnorth.co.uk Thank you for your attention Robert.Edwards@newcastle.ac.uk rgwynn@biorationale.co.uk YAS Farmer Science Network: HollyJ@yas.co.uk