©2009 Web design: Martin Verbeek Last update: 30/07/2013
Cost web site
Cost web site_Action FA0807
Cost action FA1003 GRAPENET
Information site Apple witches' broom disease (in German and French) Apfeltriebsucht / Prolifération du pommier
International Phytoplasmologist Working Group (IPWG)
International Organization for Mycoplasmology (IOM)
Leafhopper, Planthopper and Psyllid Vectors of Plant Diseases (National Museum Wales)
Phytoplasma Resource Center
Phytoplasma Web site (University of Tokyo)
PsyllidKey (Pictorial key of Central European Cacopsylla species associated with Rosaceae)
Saskia Hogenhouts Web site
QBOL. Barcode of life of quarantine organisms
Wikipedia: Phytoplasma
