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Earworms predominantly targetting cotton in Brazil study

A monitoring study in Brazil has revealed that cotton plants are the most susceptible to attacks from the devastating corn earworms (Helicoverpa armigera) plague to have hit the country, national media report. Monitoring across 32 counties and 89 farms in Mato Gross do sul state using pheromones and traps on different types of crops led to the capture of 331 moths, of which 277 (83.7%) were of H amigera, Agrolink newswire reports. The greatest concentration was found on cotton plants in the north of the state. Researchers warn that soybean and maize crops should also be monitored, and that up to 80% losses have been reported due to the pest.



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