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Three young trainees shadowing a veterinarian during a sheep examination.

Are Your Dewormers Effective For Your Sheep or Goat?

Using an effective dewormer properly can be part of a strategy in preventing internal parasites in sheep and goats. So how do you know if your dewormer is effective, and what does it mean to use it properly?

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

Alfalfa Weevil Activity Prediction Update: April 22, 2021

It was another cool week without a lot of degree day accumulations. With warmer temperatures in the upcoming forecast, the need to scout for alfalfa weevil activity will increase.

Purple-brown caterpillar with orange head on a green corn leaf.

Common Stalk Borer Activity Estimate: April 22, 2021

In its early vegetative growth stages, corn is susceptible to feeding by the common stalk borer. The hatching and movement of common stalk borer caterpillars can be estimated by using degree days.

Photo of corn planted two weeks apart. Early planted corn on the left much larger than the later planted corn on the right.

How Early Is Too Early to Plant Row Crops?

Although it can be tempting to get a head start with row crops, it is important to be mindful of soil temperatures and the associated risks with planting early.

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

Alfalfa Weevil Activity Prediction Update: April 29, 2021

With another warmer week in the forecast, the need to scout for alfalfa weevils continues. Based on current degree day accumulations, overwintering alfalfa weevil adult activity is likely throughout all of South Dakota.

Purple-brown caterpillar with orange head on a green corn leaf.

Common Stalk Borer Activity Estimate: April 29, 2021

As temperatures continue to warm up, degree days are beginning to accumulate a little faster for common stalk borers. Most of South Dakota is still between conditions approaching egg hatch and egg hatch occurring.

Hand holding herbicide sprayer over vegetable garden.

Organic Herbicides: Garden and Flower Bed Weed Control

Many South Dakota homeowners do not want to use inorganic or synthetic herbicides due to potential health impacts. Organic herbicides can be a useful tool for weed control when combined with other management practices.

Four common South Dakota ticks: American dog, Rocky Mountain wood, blacklegged and Lonestar.

Be On the Lookout for Ticks

Ticks are one of the first pests to show up during spring. Learn some common ticks to watch out for in South Dakota, along with tips for preventing bites and removing ticks from your skin and clothing.

Winter wheat emerging from a dry stand in early spring.

Assessing Winter Wheat Stand In the Spring

Overwintering of winter wheat starts in the late fall and is completed during spring regrowth. Factors, such as genetics, amount of snow cover and winter temperatures, can all play a significant role in winter survival of wheat crops.

Color-coded drought monitor map of South Dakota. As of April 29, Northwest South Dakota is facing extreme drought, while the rest of the state is under abnormally dry to severe drought conditions.

SDSU Extension to Resume Drought Hour in May

April 29, 2021

According to the latest U.S. Drought Monitor, nearly 95% of South Dakota is in some level of drought, including 19.42% that is classified as Extreme Drought (D3) in the north central region.