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Any of several moth caterpillars that feed on cotton bolls, especially the pink bollworm and the corn earworm.


(Animals) any of various moth caterpillars, such as Pectinophora (or Platyedra) gossypiella (pink bollworm), that feed on and destroy cotton bolls



1. Also called pink bollworm. the larva of a small moth, Pectinophora gossypiella, that feeds on the seeds of cotton bolls.
[1840–50, Amer.]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.bollworm - any of various moth caterpillars that destroy cotton bollsbollworm - any of various moth caterpillars that destroy cotton bolls
caterpillar - a wormlike and often brightly colored and hairy or spiny larva of a butterfly or moth
Gelechia gossypiella, pink bollworm - larvae of a gelechiid moth introduced from Asia; feeds on the seeds of cotton bolls
corn earworm, cotton bollworm, Heliothis zia, tobacco budworm, tomato fruitworm, vetchworm - larva of a noctuid moth; highly destructive to especially corn and cotton and tomato crops
References in classic literature ?
At last the bollworm had attacked the cotton--the poison ivy was reaching out its tendrils to entwine the summer boarder--the millionaire lumberman, thinly disguised as the Alaskan miner, was about to engulf our Milly and upset Nature's adjustment.
The step has been taken after thorough consultations with cotton scientists in order to control pink bollworms.
The ban has been imposed to avoid attack of pink bollworms on cotton crop.
Bt technology offers the cheapest and most efficient method of protecting the crops against the dreaded pest, bollworms in several crops such as; cotton, brinjal, maize, chickpea and pigeon pea etc.
The practice implemented for assessing infestation of chewing pests involved estimating of injury due to all kind of bollworms recorded on shoots, squares, flowers and bolls at regular intervals.
Screening of some insecticides against the cotton bollworms, Pectinophora gossypiella (Saund.
Bt technology is effective only against specific types of bollworms that are known to cause maximum yield loss and economic damage to the cotton crop," said a spokesman for Mahyco Monsanto Biotech (India) Pvt.
19] found no significant effect on application of plant growp regulator (NAA) and micronutrients on multiplication of percent infestation of bollworms.
ISLAMABAD -- Farmers and agriculture scientists are alarmed by the destructive attack of bollworms this year that seem to have developed resistance against the genetically-modified (GM) cotton crop.
Cotton in Pakistan is mainly damaged by number of Sundies like spotted bollworms, American bollworms, pink bollworms and Army worms, to name a few.
The main purpose of Bt cotton was to control bollworms to enhance yield and production of cotton in the country.
In India, though, local pink bollworms became resistance within six years, simply because farmers did not follow the guidelines or get this support.