cotton bollworm

from WordNet (r) 3.0 (2006)
cotton bollworm
    n 1: larva of a noctuid moth; highly destructive to especially
         corn and cotton and tomato crops [syn: {corn earworm},
         {cotton bollworm}, {tomato fruitworm}, {tobacco budworm},
         {vetchworm}, {Heliothis zia}]
    

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