Universiteit Leiden

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Symposium

The ragwort problem: scientific insights and management

Date
Friday 9 June 2023
Time
Explanation
Free access, registration obliged.
Address
Sylvius
Sylviusweg 72
2333 BE Leiden
Room
1.5.31

Program

  • 10.30 – 11.00Welcome and coffee
  • 11.00 – 11.05 Opening Prof dr. Martijn Bezemer (UL)
  • 11.05 – 11.35 Dr. Baudewijn Ode (Floron): Common ragwort: trend and distribution in relation to aspects of global change
  • 11.35 – 12.05 Prof dr. Eddy van der Meijden (UL): Ragwort revisited.
  • 12.05 – 12.35 Dr. Klaas Vrieling (UL): A moving target: Fast evolutionary changes in growth and defence in ragwort
  • 12.35 – 13.30 Lunch
  • 13.30 – 14.00 Prof. Dr. Martijn Bezemer(UL): The role of microbes in above-belowground interactions of ragwort.
  • 14.00 – 14.30 Dr. Patrick Mulder (WUR): The issue of ragwort seen from a food and feed safety perspective.
  • 14.30 – 15.00 Dr. Suzanne Lommen (Koppert/UL): Introducing exotics to control invasive plants – figures, feelings, and future for Europe.
  • 15.00 – 15.30 Tea Break
  • 15.30 – 16.00 Dr. Urs Schaffner (CABI, Delemont): Classical biological control of tansy ragwort: what have we learnt about the evolutionary ecology of insect-plant interactions?
  • 16.00 – 16.30 Dr. Nick van Eekeren & Dr. Boki Luske (Louis Bolk Institute): Experiences with Longitargus jacobaeae for natural control of ragwort (Jacobaea vulgaris).
  • 16.30 – 17.00 Discussion and Conclusion
  • 17.00 – 17.45 Drinks

Register now

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