Circular scale
Circular scale Female nymphs and adults have flat to moderately convex, circular scales up to 2 mm in diameter with a slightly raised, sub-central point which [...] species, native to the Oriental region but it has been dispersed widely in tropical and subtropical parts of the world, mostly in association with the citrus [...] addition to citrus, it occurs on many other plants. Damage symptoms Chrysomphalus aonidum has a preference for humid environments. In citrus, it tends to prefer