EPPO Global Database

Choristoneura occidentalis occidentalis(ARCHOC)

Distribution details in United States of America (Arizona)

Current pest situation evaluated by EPPO on the basis of information dated 1994: Present, no details
* Clancy, K. M.; Wagner, M. R.; Tinus, R. W. (1988) Canadian Journal of Forest Research 18 (5), 530-539.

* Furniss RL, Carolin VM (1977) Western Forest Insects. USDA , Forest Service Miscellaneous Publication no. 1339, 654 pp.

* Wagner, M. R.; Blake, E. A. (1983) General Technical Report, Northeastern Forest and Range Experiment Station, USDA Forest Service No. NE-85, 49-54.
Situation in neighbouring countries
Country State Status
Canada Present, restricted distribution view...
Canada Alberta Present, restricted distribution view...
Canada British Columbia Present, restricted distribution view...