Back to profile Contact person for... - dr.ir. JA (Jelle) Hiemstra Pages 10 questions about Xylella fastidiosa Xylella fastidiosa is a bacterium that causes a lot of damage and therefore has a quarantine status within the EU. The experts at Wageningen... Variety testing of street trees Growers, practitioners in urban green and scientists work together to evaluate new or relatively unknown trees and cultivars for their value as street... News Book De juiste boom op de juiste plaats (The right tree in the right place) presented at Floriade 28 juni 2012 | Following the end of the conference 'Trees, essential to a vital green city' at the Floriade, the book De juiste boom op de juiste plaats (The right...