Citing "more challenging economic conditions" facing the group, DuPont's first-quarter net profit tumbled 59% to $488 million, the company reported on April 21.
Consolidated net sales in the period were $6.9 billion, a 20% drop from the previous year.
"Our teams are working with urgency and agility to stay ahead of the worst global recession since the 1930s," DuPont chief executive Ellen Kullman said.
Copyright Agence France-Presse, 2009