Stories of the fatal bacterial disease citrus greening often focus on growers, who have seen their annual harvest decline by more than 70 percent because of greening.

Just as severely impacted have been Florida’s fresh citrus packinghouses, which buy a large portion of Florida’s annual orange, grapefruit and tangerine harvests and sell them to supermarket chains and retailers across the U.S. and ship to export markets, including Japan, Canada and Europe.