Cacopsylla pyri
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Cacopsylla pyri (Linnaeus, 1758) - (pear psyllid)
The psyllid is an important pest of pears in North America and Europe and transmits the pear decline disease caused by `Candidatus Phytoplasma pyriˊ. It develops through 5 nymphal stages within a period ranging from a few weeks to several months, depending on the temperature. There are 3 generations per year in central Europe and up to 6 in the Mediterranean region.
The adult is around 3 mm long, brownish with glassy wings. There are 2 colour forms. The summer form is light brown with a small dark spot at the base of the forewings. The winter form is darker, larger and with a brownish band on the forewing base.
| Vernacular names | |
|---|---|
| • Deutsch: | Gemeiner Birnblattsauger |
| • English: | pear psyllid European pear psylla |
| • Español: | psila del peral |
| • Français: | psylle commmun du poirier |
Synonyms:
Psylla piri
Psylla pyri
