EPPO Global Database

Graphocephala confluens(GRCPCF)

Distribution details in United States of America

Situation
Current pest situation evaluated by EPPO on the basis of information dated 1982: Present, restricted distribution
References
* McDaniel B (1982) The Leafhoppers of South Dakota and Additional Distribution Records from 18 States and Canada. Agricultural Experiment Station Technical Bulletins 62. 96 pp.

* Nielson MW (1968) The leafhopper vectors of phytopathogenic viruses (Homoptera, Cicadellidae): taxonomy, biology, and virus transmission. United States Department of Agriculture, Agricultural Research Service. Technical Bulletin 1382. 384 pp.

* Young DA (1977) Taxonomic study of the Cicadellinae (Homoptera, Cicadellidae) : Part 2. New World cicadellini and the genus Cicadella. Technical bulletin (North Carolina Agricultural Experiment Station), no. 239. 1135 pp.

Situation in neighbouring countries
Country State Status
Canada Present, restricted distribution view...
Canada British Columbia Present, no details view...
Canada Alberta Present, no details view...