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The Impact of Mature Cow Size on Profitability in Cow-Calf Operations

The mature weight of the U.S. cow herd has steadily increased over time. While larger cows are often perceived as more productive, this trend brings several economic challenges.

Large Grasshopper Nymph Populations Detected in Southeast South Dakota

This week we received several reports of large grasshopper populations originating from southeast South Dakota. The populations were well above threshold and actively defoliating crops.

Vaccinating Early-Weaned Beef Calves

In most years, pre-weaning vaccinations are a task completed in early fall. However, in dry years, poor pasture conditions forcing producers to wean calves early may push up that timeline.

Corn

Nearly one out of every three dollars generated by South Dakota agriculture starts in a corn field. Two of every three rows of corn become ethanol.

Soybean

SDSU Extension is your partner to increase yields and improve efficiency.

Wheat

The SDSU Extension team provides unbiased, research-based information to help wheat growers make decisions to improve yields and profits.

4-H Volunteers

Volunteers work with 4-H professionals across the state on projects, programs, clubs, judging and leadership opportunities for young people.

Soybean Plants Are Entering the Reproductive Stage (R1): Last chance to spray select herbicides

The summer solstice roughly marks the date when soybean plants switch from vegetative growth to reproductive growth. An important aspect of the reproductive growth stage is that many herbicides can no longer be applied after plants reach any bloom stage.

SDSU Extension provides free livestock water testing

May 28, 2026

South Dakota State University Extension is encouraging producers to take advantage of its free, on-site livestock water testing services across the state.