Helochara delta(HELHDE)
Distribution details in United States of America (California)
Current pest situation evaluated by EPPO on the basis of information dated
1986: Present, no details
* Hamilton KGA (1986) Revision of Helochara Fitch (Rhynchota: Homoptera: Cicadellidae). Journal of the Kansas Entomological Society 59(1), 173-180.
* Raju BC, Goheen AC, Frazier NW (1983) Occurrence of Pierce's disease bacteria in plants and vectors in California. Phytopathology 73, 1309-1313.
* Raju BC, Goheen AC, Frazier NW (1983) Occurrence of Pierce's disease bacteria in plants and vectors in California. Phytopathology 73, 1309-1313.
| Country | State | Status | |
|---|---|---|---|
| Canada | Present, restricted distribution | ||
| Canada | British Columbia | Present, no details |