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Western bean cutworm caterpillar on corn.

Western Bean Cutworms Detected in South Dakota Corn

Western bean cutworm caterpillars have been reported in South Dakota corn. This pest can cause yield loss by feeding on the tassels, silks, and ears. In addition, ear feeding activities increase the likelihood of secondary diseases and mold growth on the ear.

wooden squares with letters spelling purpose

Registration now open for Purposeful Retirement online book club

August 22, 2025

Registration is open for the Purposeful Retirement Online Book Club, hosted by South Dakota State University Extension and North Dakota State University Extension.

Coneflower with Aster yellows disease.

Aster Yellows Phytoplasma

Aster yellows is a phytoplasmal disease carried and introduced by aster leafhopper. It is known to infect over 80 different plant families, as the aster leafhopper has extremely broad feeding habits.

group of young piglets

The Healthy Swine Herd Series

Series of publications to keep your swine herd healthy

Small moth with orange, black, and white markings.

Monitor Soybean for Soybean Tentiform Leafminer

In 2022, researchers detected soybean tentiform leafminer in McCook, Minnehaha, and Moody counties in South Dakota. The extent of the distribution of this pest in South Dakota is unknown and is currently being investigated.

4-H, Special Foods, Youth boy and girl cooking in kitchen, State Fair

Events & Opportunities

At the state level, 4-H opportunities are generally broken into the three Cs: camps, competitions  and conferences.

People stand in a field listening to a person speak

SDSU Extension programs help producers maintain healthy crops

August 26, 2025

Madalyn Shires puts on a lot of miles in the summer. As an assistant professor and SDSU Extension Plant Pathology Specialist, Shires traverses the state visiting research plots and educating crop producers on that research.

A person holds a sheep to their chest and uses shears to shear the sheep's wool off it's stomach

SDSU Extension to host Sheep Shearing School

August 26, 2025

South Dakota State University Extension will teach the skill of sheep shearing to current and prospective producers this fall.

Group of brown cattle gathered in a farmyard.

Rumen Degradable Protein Versus Rumen Undegradable Protein

Understanding the proportion of rumen degradable protein and rumen undegradable protein is important when determining the best feed option to meet cattle requirements.

Black bull in a pen.

Bought the Bull. Now What?

It is always best to be prepared rather than playing catch up in cattle production, and the addition of a new herd bull is no exception. Learn some expert tips to get new herd bulls off to a great start.