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Swarm of mosquitoes.

West Nile Virus Update: September 26, 2025

As of September 26, 2025, the South Dakota Department of Health (SD DOH) reported 74 human cases of West Nile Virus from Aurora, Beadle, Bon Homme, Brookings, Brown, Charles Mix, Clay, Codington, Corson, Douglas, Grant, Gregory, Haakon, Hamlin, Hand, Hughes, Hutchison, Hyde, Lawrence, Lincoln, Marshall, Meade, Miner, Minnehaha, Pennington, Roberts, Sanborn, Spink, Stanley, Union, Walworth, and Yankton counties.

Aerial photo of a field revealing crop productivity within a specified management zone.

Creating Management Zones Using Electrical Conductivity

The first step to practicing zone management is to identify the variations that control yield. There are various methods for characterizing soil variations within a field, and among them, electrical conductivity measurement is one of the most-reliable.

Field of mixed cover crops containing oats.

Cover Crop Considerations for 2020

Producers across South Dakota are harvesting small grains. These crops provide an excellent window for adding a cover crop into your rotation.

Adult male shaking a teenage girl's hand during State Fair

5 Languages of Youth Appreciation

Guidebook providing a brief overview of each language of appreciation, what to consider before practicing each language and some examples of how to use each language in common 4-H settings.

Producer and USDA Farm Service Agency agent reviewing forms on a desk.

Qualifying Livestock Forage Program Applications

As drought conditions worsen, livestock producers will find feed assistance from the Livestock Forage Program administered by the U.S. Department of Agriculture Farm Service Agency. Learn how to qualify, apply and certify your application for assistance.

Purple origami paper sailboats leading several smaller, white paper sailboats.

Timely Theories of Leadership

During times of leadership transition, it can be beneficial for community leaders to take a look at leadership theories that have been popular over the past two centuries.

Common ragweed and kochia growing along a road ditch.

Late-Season Weed Management

At this time during the growing season, many herbicides cannot be applied to crops in the reproductive growth stage. However, weed management can still be implemented. Learn some expert tips for controlling late-season weeds.

Wheat blade with strip rust symptoms.

Stripe Rust Starting To Develop in Winter Wheat

Stripe rust was found in a few winter wheat fields scouted this week. The presence of a few plants with stripe rust indicates there is inoculum of this pathogen in the state.

Two ranchers examining a fencline along a grassland property.

Designing a Grazing Program

The development of a successful grazing management program begins with a mental inventory and an observation of what is happening that you would like to change. Next, consider what you are willing to do to make that change.

A soybean plant with wilting leaves due to stem canker surrounded by healthy soybean plants.

Stem Canker Developing in Some Soybean Fields

A few soybean fields are showing some wilting plants due to stem canker. The field entries and head rows are the most-impacted parts of these fields. The current dry conditions are stressing the plants and causing early development of the disease.