Union College pest-control effort relies on ladybugs

Use of ladybugs and praying mantises reduce the need for pesticides and insecticides across campus
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Union College pest-control effort relies on ladybugs

For a number of years, Tom Heisinger, the manager of grounds, has used ladybugs, praying mantises and green lacewing to control destructive pests, reducing the need for pesticides and insecticides across campus.

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