Insects & Other Arthropods
Walnut Twig Beetle and and Thousand Cankers Disease
Pityophthorus juglandis
- UC IPM releases national trapping guidelines for walnut twig beetle
- Thousand cankers disease and walnut twig beetles in California
- Field Identification Guide: Walnut Twig Beetle and Thousand Cankers Disease (PDF)
- Quick Guide: Installing and Maintaining Walnut Twig Beetle Pheromone-baited Traps (PDF)
- Detecting and Identifying the Walnut Twig Beetle: Monitoring Guidelines (2.5 MB PDF)