Tropical American pest devours corn fields across Asia

Fall armyworms spread over entire region in just a year, risking up to 20% of crops

20190712 armyworm

Workers spray insecticide on a corn field infested with fall armyworms in Thailand's Nakhon Ratchasima Province. © Reuters

MARWAAN MACAN-MARKAR, Asia regional correspondent

BANGKOK -- An invasive pest native to the Americas is feasting on corn fields across a wide swathe of Asia, raising concerns about a likely drop in cereal production in 2019 harvests.

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