They were working to ensure invasive pests didn't destroy U.S. crops — until they were abruptly fired
Mar, 07, 2025 |
NBC News
Jonah Ulmer was the federal government’s foremost authority on tiny invasive pests that most Americans have never heard of — but which can decimate crops across the U.S.
Known as thrips and psyllids, the gnat-sized insects often sneak into the country on imported flowers and produce — and it was the job of Ulmer and his colleagues at the U.S. Department of Agriculture to identify and quarantine highly destructive species that appear on perishable goods during the inspection process required at U.S. ports of entry.
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