XXI Congress 2025, Ruse, Bulgaria

11 - 14 September 2025

Announcement | Program | Registration Form | Participants

PRELIMINARY PROGRAMME for the XXI CONGRESS, Ruse Bulgaria

11 SEPTEMBER 2025

Up to 13:00 – Arrival of delegates to Ruse town, Bulgaria and accommodation.

UEF Presidency meeting.

14.00 -17.00

International Seminar:  “The Ludogorie and Dobrudzha – Challenges for Biodiversity Conservation in the Climate Change Context”

12 SEPTEMBER 12 2025

UEF Statutory Congress and visits

For the accompanying persons, an alternative programme will be provided

13 SEPTEMBER 12 2025

Forest Field and cultural programme, farewell dinner.   

14 SEPTEMBER 12 2025

Departure of delegates and accompanying persons.

• XX Congress 2021 Chartres, France
• XIX Congress 2017 in Mainz, Germany
• XVIII Congress 2013 Saariselkä, Finland
• XVII Congress 2009 Jedlnia Poland
• XVI Congress 2005 Freising, Germany
• XV Congress 2001 Pitesti, Romania
• XIV Congress 1998 Punkaharju, Finland
• XIII Congress 1995 Gdansk, Poland
• XII Congress 1992 Florence and Rome, Italy
• XI Congress 1988 Nîmes and Nancy, France
• X Congress 1985 Athens, Greece
• IX Congress 1982 Edinburgh, Scotland UK
• VIII Congress 1979 Freiburg, Germany
• VII Congress 1976 Wageningen, Netherland
• VI Congress 1973 Florence and Roma, Italy
• V Congress 1970 Helsingör, Denmark
• IV Congress 1967 Paris, France
• III Congress 1965 Essen and Berlin, Germany
• II Congress 1962 Silkeborg, Denmark
• I Congress 1958 Brussels, Belgium