Guide to Ground Beetles in Grass Seed Crops Grown In the Willamette Valley, Oregon

Ground beetles are an integral component of biological control in agricultural fields,
but information on the species that are present in Oregon and throughout the United
States is surprisingly limited. This guide was created as a quick reference for common
ground beetles found in grass seed crops in the Willamette Valley.

EM 9301    Published February 2021    29 pages


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