Important note about the classification of host plants in GD:
Categories have been assigned by the EPPO Secretariat on the basis of available data at the time of entry.
They correspond to a qualitative evaluation of the importance of the host plant for the pest concerned and remain indicative only. Further explanation of categories is available in the guide.
* Hamilton KGA (1982) The spittlebugs of Canada. The Insects and Arachnids of Canada – Part 10. Biosystematics Research Institute Ottawa, Ontario Research Branch Agriculture Canada. Publication 1740. 102 pp.
------- adults feeding
* Doering KC (1942) Host plant records of Cercopidae in North America, North of Mexico (Homoptera). Journal of the Kansas Entomological Society 15, 65.
* Kelson WE (1964) The biology of Aphrophora permutata and Some Observations on Aphrophora canadensis Attacking Monterey Pine in California. The Pan-Pacific Entomologist 40(3), 135-146.
------- eggs, nymphs, adults
* Severin HHP (1950) Spittle-insect vectors of Pierce’s disease virus. Hilgardia 19(11), 357-382.
------- food plant for nymphs
* Hamilton KGA (1982) The spittlebugs of Canada. The Insects and Arachnids of Canada – Part 10. Biosystematics Research Institute Ottawa, Ontario Research Branch Agriculture Canada. Publication 1740. 102 pp.
------- nymphs and adults
* Doering KC (1942) Host Plant Records of Cercopidae in North America, North of Mexico (Homoptera). Journal of the Kansas Entomological Society 15(2), 65-72.
------- nymphs and adults
