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Bugs who eat other bugs: replacement for chemical insecticides? University of Northern Iowa Professor studies predatory insects.

Article Summary
"The estimated benefits from biological control research in California alone was reported at $200 million in 1974," Kurt Pontasch says. "The savings resulted from both reduced pesticide application and reduced crop damage."
Type Publication Issue Volume Number page
News Public Relations News Release Thursday, September 28, 1989 1989 111 1

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