Publications for:

pest = Phytoplasma pyri
crop = Apple (Malus)

found 2 publications:

2011

Investigation on the apple proliferation epidemics in the orchards of the Pelion Mountain and preliminary observations on possible phytoplasma vectors
Bulletin of Insectology (2011) 64 (Suppl.), S259-S260
publishers website - pestinfo wiki

2010

Diversity of Phytoplasmas infecting fruit trees and their vectors in Croatia
Journal of Plant Diseases and Protection (2010) 117 (5), 206-213
pestinfo wiki