Pear Psylla Integrated Pest Management
Cacopsylla pyricola (Foerster) (Hemiptera: Psyllidae) Updated by Louis Nottingham, Robert Orpet, WSU Entomology; Tianna DuPont, WSU Extension. May 2022. Adapted from by Everett C. Burts, Helmut Riedl, and John Dunley, originally published 1993. Pear psylla is an important pest of pear in Washington. Honeydew produced by pear psylla causes fruit russet, and serious infestations can […]