Moth larva (Heliothis zea, family Noctuidae) that damages corn, tomato, cotton, and other seasonal crops. The smooth, fleshy, green or brown caterpillars feed on corn kernels near the tip of the ear and burrow into tomatoes and cotton bolls. Four or five generations of the pale brown adult moths, with wingspans of 1.3 in. (3.5 cm), are produced annually.
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Any larva of various moth species, including the pink bollworm (family Gelechiidae) and some Heliothis species (family Noctuidae; see corn earworm). Bollworms attack corn, tomatoes, cotton, peas, alfalfa, beans, soybeans, flax, peanuts, and other commercial crops. They can be controlled by natural parasites, early crop planting, trap crops, and insecticides.
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Effect of the secondary substances from wheat on the growth and digestive physiology of cotton bollworm Helicoverpa armigera (Lepidoptera: Noctuidae)
Jan 01, 2006; Key words. Pyrocatechol, ferulic acid, gramine, nutritional index, cotton bollworm, Helicoverpa armigera Abstract. Three...