woolly aphid
Học thuậtThân thiện
Definition
Noun: 1. A type of aphid that secretes a protective, waxy substance: A small insect that feeds on plant sap and produces a white, fluffy, cotton-like or woolly wax coating. This wax covers the insect and often looks like fine, curly white threads.
Usage and Examples
- The woolly aphid infestation made the apple tree branches look like they were covered in snow.
- Gardeners often spot woolly aphids by the white, woolly wax they leave on stems and leaves.
- A woolly aphid uses its waxy secretion as a defense against predators and weather.
Advanced Usage
- The term is often used in horticulture, agriculture, and entomology to describe a pest that can damage trees and ornamental plants.
- It can be part of a compound noun specifying the host plant, but these are considered distinct terms (e.g., "beech blight aphid" is a type of woolly aphid).
Variants and Related Words
- Woolly apple aphid (): A specific and common species that attacks apple trees and related plants.
- Adelgid: A related insect family (Adelgidae) sometimes called "woolly conifer aphids."
- Aphid: The general term for the insect family to which woolly aphids belong.
Synonyms
- Flocky aphid (less common)
- Wax-producing aphid (descriptive)
Related Phrases and Terms
- Honeydew: The sticky, sugary liquid excreted by aphids, including woolly aphids, which can lead to sooty mold.
- Waxy filament: A technical term for the thread-like strands of wax produced by the insect.
Noun
- secretes a waxy substance like a mass of fine curly white cotton or woolly threads