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Herbicide Resistance Detection in the Field

Have you noticed weeds surviving a typically lethal herbicide application? There’s a chance they’ve developed herbicide resistance. Learn some expert tips for detecting and confirming resistance in fields.

Caterpillar with brown and black stripes running down the length of its body. The caterpillar has a tan head and is feeding on green plant material.

Army Cutworms Are Active in South Dakota Wheat

Army cutworm caterpillar activity in winter wheat was detected a couple of weeks ago in South Dakota. Forecasted warmer temperatures will make conditions favorable for army cutworms to start feeding.

Using Rangeland to Extend Lambs to Meet a More-Optimal Market

Coming off a year of record prices across all classifications of sheep, the current drop in prices has been a bit discouraging. Using historic pricing data, we can observe seasonal price fluctuations that may make holding onto lambs a little longer a more-profitable option.

Multiple weed species growing in a grassy area.

Noxious Weeds Should Be Closely Monitored for Management

Pasture, rangelands and rights-of-way are starting to turn yellow, purple, or even a mix of both due to rapid growth of noxious weeds. Now is the time to implement management tactics to ensure the weeds do not outcompete desirable vegetation and invade adjacent land.

Summer Pasture Report: Discussing Rain, Pasture Recovery, and Preparing for Fall

Drought conditions across northern South Dakota have seen some relief due to the precipitation received in the past few months. Despite some decent rainfall occurring, most of the state is still behind normal for the water year.

Young, black calf being bottle fed in a pen.

Managing Orphaned Calves

With careful management and proper nutrition, calves orphaned by challenging winter weather can perform similar to calves still on the cow.

Floating row covers set up over rows of specialty crops.

Season Extension for Fall Specialty Crops

Extending crop production into the fall allows growers to take advantage of cooler temperatures and enjoy fresh, cool-season vegetables later in the year.

Thirteen youth in cowboy hats and western wear smile for the camera, holding up their ribbons and award plaques

SDSU Extension 4-H excels at 2026 Western National Roundup

February 06, 2026

South Dakota State University Extension 4-H youth excelled at the 2026 Western National Roundup, winning the overall high state award in the Horse Classic.

Green beetle larvae with a white stripe running down its body.

2019 Alfalfa Weevil Activity Prediction

One of the major insect pests of alfalfa in South Dakota is the alfalfa weevil. In 2018, we received fewer reports of alfalfa weevils, which may have been a result of the cooler and wetter spring conditions. It’s possible that populations may also be lower in 2019 due to the similar spring conditions that we are currently experiencing.

Two young woman inspecting plants growing on a vast, open range.

SDSU Extension to host Women on the Range workshop in June

March 31, 2023

South Dakota State University Extension invites women in agriculture to attend a Women on the Range Workshop on June 8 and 9 at The Branding Iron restaurant in Belle Fourche, South Dakota.