cutworm

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cutworm,

name for the larvae of many moths of the family Noctuidae (owlet moths). These larvae, or caterpillars, feed at night on the stems and roots of young plants, often cutting them off near the surface of the ground. They hide in soil by day. They attack a wide variety of field crops in low-lying areas; an average cutworm feeding on corn consumes 65 sq in. (410 sq cm) of foliage during its development. Most species pupate (see insectinsect,
invertebrate animal of the class Insecta of the phylum Arthropoda. Like other arthropods, an insect has a hard outer covering, or exoskeleton, a segmented body, and jointed legs. Adult insects typically have wings and are the only flying invertebrates.
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) underground. Many species overwinter in the pupal stage, the adults emerging in the spring and laying eggs from which the larvae hatch in summer. The number of generations occurring during the summer varies with the species and the climate. Cutworms 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.
References in periodicals archive ?
An automated trailer sprayer system for targeted control of cutworm in vineyards.
Garden pests controlled by tachinid flies include armyworms, cabbageworms, cutworms, grasshoppers, Japanese beetles, leaf rollers and squash bugs.
Deltamethrin and Diflubenzuron control army worn, while Gmma-HCH is effective against chafer grubs and cutworms.
Cutworms are caterpillars with dark brown heads and blackish, gray, or brown bodies.
Webworms, cutworms, army worms and chinch bugs fall into the surface-active category.
For those who spend the summer battling bugs and combating cutworms in the garden, pesticides sometimes seem to be the only solution.
The moths of several species of cutworms lay their eggs in loose, dry, surface soil in gardens during August and early September.
The cutworms are cosmopolitan insects and have been reported to occur throughout the country and particularly serious in low-lying areas, which remain water, logged, considerable injury is done by Agrotis ypsilon to crop.
Among the top offenders: loopers, cutworms, fruitworms, armyworms, and corn earworms.
Cutworms can generally be found by probing the soil close to any plant which has been attacked.