Aphanostigma piri (Cholodkovsky, 1903)

on Pyrus

parasite

Aphids tiny (< 1 mm), yellow, globular, wingless. The live on young branches, leaves, buds and fruits (mainly around the remnant of the calyx, where they can cause necrotic spots). Hibernation as egg.

host plants

Rosaceae, monophagous

Pyrus communis & subsp. pyraster.

references

Baggiolini (1975a), Barbagallo, Binazzi, Pennacchio & Pollini (2011a), Blackman & Eastop (2017), Lampel & Meier (2003a).

mod 23.xii.2018