EWRS Working Group:
Weed Vegetation and Biodiversity
Upcoming EWRS events
![](/db/upload/bs_img_cache/events_98_w1140.jpg)
1 to 4 July 2025
20th Symposium of the European Weed Research Society
Lleida, Spain
Joint approaches for sustainable weed management
![](/db/upload/wg/12437/12.2-mapping-biodiversity.png)
EWRS Working Group:
1 to 4 July 2025
Lleida, Spain
Joint approaches for sustainable weed management