EPPO Distribution List for Cryphonectria parasitica
Due to the new record of Cryphonectria parasitica (EPPO A2 quarantine pest) in Germany, and two new records communicated to the EPPO Secretariat by Czechoslovakia, Poland and Portugal during the last round of data validation, the distribution of this organism is as follows:
EPPO Distribution List: Cryphonectria parasitica
C. parasitica was introduced into North America from the Far East at the end of the nineteenth century and spread within the next five decades throughout all the main chestnut areas. In 1938, the pathogen was first discovered in Europe as an isolated focus near Genova, Italy. Once again, the fungus spread very rapidly and at the end of the 1960s most parts of southern Europe where chestnuts are cultivated were affected by the pathogen.
EPPO region: The fungus is considered to be of limited distribution only within the EPPO countries where it occurs. Austria, Belgium, Czechoslovakia, France, Germany (few reports), Greece, Hungary, Italy, Poland (few reports), Portugal, Spain, Switzerland (widespread), Tunisia, Turkey, USSR (Black Sea coast), Yugoslavia (widespread).
Asia: China, India, Japan, Korea Democratic People's Republic, Korea Republic, Taiwan, Turkey.
Africa: Tunisia.
North America: Canada, USA.
This distribution list replaces all previous published EPPO Distribution Lists on Cryphonectria parasitica!
Sources
EPPO Secretariat, Paris ;(1994-01)