cabbage looper


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cabbage looper,

moth larva, Trichoplusia ni, that feeds by night on the leaves of cabbage and related plants and is a serious agricultural pest. Like the inchwormsinchworm,
name for the larvae of moths of the family Geometridae, a large, cosmopolitan group with over 1,200 species indigenous to North America. Also called measuring worms, spanworms, and loopers, inchworms lack appendages in the middle portion of their body, causing them to
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 (of another moth family), cabbage loopers lack walking appendages in the middle of the body and progress by drawing the rear end up to the front end and then straightening. A cabbage looper has a smooth green body with a white stripe along each side and reaches a length of 1 1-4 in. (3.2 cm). It pupates in a cocoon on the underside of a leaf. The adult moth is brown with a white spot on each wing. Cabbage loopers are classified in the phylum ArthropodaArthropoda
[Gr.,=jointed feet], largest and most diverse animal phylum. The arthropods include crustaceans, insects, centipedes, millipedes, spiders, scorpions, and the extinct trilobites.
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, class Insecta, order Lepidoptera, family Noctuidae.
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References in periodicals archive ?
In field tests, the virus appears to tolerate the damaging effects of sunlight long enough to attack the cabbage looper.
californica have been produced in laboratory colonies of wiggly insects such as cabbage loopers.
Males far outnumber females in this species, and efforts to reduce cabbage looper populations by luring males to traps sprayed with female sex pheromone have proved ineffective, leaving a large percentage of males still available for mating.
The moths turned out to be two relatives of the cabbage looper.
Trichoplusia ni Hubner, Cabbage Looper (Lepidoptera: Noctuidae), pp.
Caption: Cabbage stored in constant light or constant darkness is more vulnerable to being eaten by pests such as the cabbage looper caterpillar.
In the tests, the cabbage was pitted against its natural enemy, the cabbage looper 6 a small moth larva.
However, the amount of feeding done by the cabbage looper and cabbageworm, cankerworms, corn earworms and the European Corn borer, cutworms and the granddaddy of caterpillars, the tomato hornworm, which can grow up to 5 inches long, is extensive.
Cabbage looper larvae that fed on blue areas of one petunia cultivar's petals died at higher rates than larvae that fed on white areas.
One is a bioinsecticide with broad-spectrum activity on sucking and chewing pests such as whitefly, spider mites, diamondback moth, cabbage looper and others.