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SDSU Extension

605.688.4792

154 Berg Agricultural Hall (SAG), Box 2207D
Brookings, SD 57007


As the outreach arm of our state’s land grant, South Dakota State University, SDSU Extension is able to provide farmers, ranchers, agri-business people, communities, families and youth with the research-based information they need to succeed. 

Also by SDSU Extension

Two men standing in a pasture.
Mar 03 - 04

South Dakota Grasslands Summit

The South Dakota Grasslands Initiative will host the 2026 South Dakota Grasslands Summit from March 3–4 at the Highland Conference Center in Mitchell, South Dakota.

How to use the Livestock Stress Tool

During this episode of Cattle HQ, Taylor Grussing, SDSU Extension Cow Calf Field Specialist visits with Dr. Warren Rusche, SDSU Extension Feedlot Specialist about the Livestock Stress tool he helped develop which is available on the SD Mesonet website.

Plastic bag containing numerous green larvae.

Let SDSU Extension know how alfalfa insects are affecting you

January 29, 2026

South Dakota State University Extension is encouraging forage producers to participate in a survey about managing alfalfa insects.