Pear psylla
red to blackish. They have white, longitudinal stripes on the back of the thorax. Their forewings are clear with dark veins. The eggs are oval, approximately [...] General The pear psylla, Cacopsylla pyri , is a widely distributed pest of pear in central Europe and can inflict serious damage in pear orchards. Damage [...] first generation nymphs turn brown and die. Feeding later in the season may affect the harvest of the next year by weakening or killing fruit buds. Pear psyllas