Pest Management

(last updated 5/9/19)

Pigweed Species of Wisconsin






Pest Management in WI Field Crops



Commercial Vegetable Production in Wisconsin



Emerald Ash Borer Information

UW-Extension Emerald Ash Borer in WI –

WI Department of Ag –

WI DNR – Emerald Ash Borer Toolbox –

Bats Information

DNR Bat Exclusion (PDF, 8 pages, 647 KB)

Bats: Information for Wisconsin Homeowners (G3096) (PDF, 4 pages, 392 KB)

Japanese Beetle Information

Japanese Beetle (PDF, 2 pages, 168 KB)

Columbia County Extension
Administration Building
112 East Edgewater Street, Room 212
Portage, WI 53901
Phone: 608-742-9680
Fax: 608-742-9862
Office e-mail:
TTY/TDD: 711 for Relay