bollworm

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bollworm,

name for the larvae of two different moths. The pink bollwormpink bollworm,
destructive larva of a moth, Pectinophora gossypiella. Probably of Native American origin, it is a serious pest of cotton in the S United States, chiefly along the Mexican border.
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 is a serious pest of cotton, and the corn earwormcorn earworm
or cotton bollworm,
destructive larva of a moth, Heliothis zea. Also known as tomato fruitworm, the larva attacks a variety of crops, boring into and feeding on the developing fruits—tomatoes, corn kernels, or cotton bolls.
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, or cotton bollworm, attacks cotton, corn, and other crops.
References in periodicals archive ?
According to secretary agriculture Punjab Mohammad Mehmood, the main objective behind imposing the is to keep crop safe and secure from threat of pink bollworm.
At the same time cotton accounts for 58% of the insecticides used in India and 60% of the insecticides used are to control the "bollworm complex" Helicoverpa zea, the American bollworm or tomato grub and Helicoverpa armigera, the Old World bollworm.
Comparative damage caused by bollworms and yield of seed-cotton during a dry and wet year in Haryana.
Cotton crop suffer heavy losses due to pe infestation of sucking and bollworms insect pests from sowing to harvesting stages.
The surprise comes especially when different species of bollworms, such as American, Pink and Spotted bollworm, were supposed to be eradicated after feasting on the GM Bt cotton crop.
These insects are not new to our environment; rather they were surviving in the past in small numbers, and could not make an impact in the past due to management practices adopted for bollworms or other insects.
Practical evidence of this is shown in the case of a cotton-munching pest called the pink bollworm, said his colleague, Bruce Tabashnik.
Comparative damage caused by bollworms and yield of seed- cotton during a dry and wet year in Haryana.
Photographs in the collection show subjects such as the researchers' processes for cleansing the soil of bollworms, the appearance of infested fields, and the effect of bollworms on cotton and other plants.
With about 90 per cent area under Bt cotton, bollworms can develop resistance soon.
Bollgard II[R] and WideStrike[TM]) against beet and fall armyworms, and bollworms (Adamczyk et al.