cottony-cushion scale

الإنجليزية - الإنجليزية

تعريف cottony-cushion scale في الإنجليزية الإنجليزية القاموس.

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cottony-cushion scale

Scale insect (Icerya purchasi, order Homoptera) that is a pest especially of California citrus trees. The adult lays bright red eggs in a distinctive large white mass that juts out from a twig. Distributed worldwide, cottony-cushion scale is found on many other plants, including acacia, pittosporum, and willow. Australian ladybird beetles (see ladybug), a natural enemy, have been imported to keep it from destroying the California citrus industry