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two black beetles rolling a ball of dung

Promoting Dung Beetles on the Range

In South Dakota, dung beetles help regulate rangeland health through dung dispersal.

a sprawling green plant with flowering yellow heads

Sweet Clover Poisoning

Hay that contains sweet clover can be an excellent feed as long as the dicoumarol level is known and feeding management is used to prevent poisoning.

A sprawling sorghum field ready for harvest

Sorghum Weed Control

Early competition, especially from grass, is critical for successfully controlling weeds in sorghum. There are preemergence as well as postemergence herbicides available for this crop. Early treatment provides the best control of broadleaved weeds with crop stage also being a critical factor for some postemergence treatments.

Two mosquitoe samples side-by-side. The one on the left is labeled "A". The right one is labeled "B".

Know Your Mosquitoes to Protect Yourself

Mosquito trapping efforts across the state in the last seven years showed that there are over 20 species of mosquitoes occurring in South Dakota, yet only two species dominate the surveillance data: Aedes vexans and Culex tarsalis.

An orange beetle with black spots and a white head sitting on a green leaf

Lady Beetles of South Dakota

A guide for monitoring, properly identify, and promoting the growth of lady beetles.

A color-coded map of the United Statees showing the precipitation outlook for August through October 2019. All of South Dakota is light green. Parts of Western South Dakota are a darker green.

Wet Conditions Likely Into Fall Season

Many locations in South Dakota have already received as much precipitation this year as they do in an entire average year. The latest climate outlook from NOAA’s Climate Prediction Center shows increased chances of wetter than average conditions to continue into the fall season.

Two flies side-by-side. The left fly is a Western horse fly. The right fly is a deer fly.

Horse Flies and Deer Flies Becoming Abundant

The above-average precipitation this year has led to increased numbers of horse flies and deer flies across South Dakota. Widespread flooding and an overall abundance of available water has made conditions perfect for these flies.

A color-coded map of the united states indicating temperature outlook for August 2019. South Dakota is mostly covered in blue.

August 2019 Climate Outlook: Cool and Wet

According to the latest climate outlook update, odds are favoring that August 2019 will be cooler than average. The update was released by NOAA’s Climate Prediction Center on July 31, 2019.

A lush, native South Dakota pasture with a variety of grasses, flowers, and plants growing throughout.

Is Whole Pasture Spraying Necessary?

Broadcast spraying is a common means of controlling undesirable, or perceived weedy plants in a pasture in South Dakota. Although well-intentioned, broadcast spraying can have many negative consequences, some of which are not immediately apparent.

Woman in pink shirt buckling helmet under her chin

Bike Safety

View information about the benefits of biking and how to ride safely.