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Soybean Aphids Spotted in South Dakota

Soybean aphid populations have been observed in South Dakota. Although these populations are still very small, it is a good reminder that soybean aphid scouting should occur throughout the growing season to prevent population outbreaks and yield loss.

Scout for True Armyworms in Oats and Wheat

During most years, we start worrying about true armyworm activity in wheat fields in mid-July. However, the strong southerly winds that we experienced during the last two weeks pushed several insect pests north ahead of their normal schedule

Will Dectes Stem Borers Be an Issue in 2020?

Every year, there is a risk that sunflower in South Dakota will be infested by Dectes stem borer larvae. At this point in the season, adults are active, and females have likely been laying eggs in sunflower plants.

September 2020 Climate & Drought Outlook

Summer has its last hurrah the first week of September before we see potential for our state’s first freeze of the fall season, according to NOAA’s Climate Prediction Center.

Alternative Pasture Weed Control

The term ‘weed’ can be broadly applied to any plant that is undesirable at any given time and place based on certain criteria. It is important to understand that the word ‘weed’ has become a general term with no universal definition, and many plants are considered to be weeds, depending on location.

Ticks Becoming Active in South Dakota

The arrival of spring in South Dakota means warmer weather and more outdoor activities. However, it also brings an increase in tick activity.

Green Beans: How to Grow It

Snap beans, also called “green beans” or “string beans” (although most modern varieties do not have strings) are harvested when the pods contain immature seeds, and the pods are still succulent.

Soybean Aphids Active in South Dakota

Soybean aphid populations have been observed in South Dakota. Although populations are still very small and not widely dispersed, it is a good reminder that soybean aphid scouting should occur throughout the growing season.

South Dakota Overwintering Bean Leaf Beetle Predicted Mortality: 2021-2022

Bean leaf beetle emergence is approaching, so it’s important to start thinking about this pest. Knowing the number of days that the air was cold enough for bean leaf beetle mortality allows us to estimate the emerging populations in the spring.

The Most-Common Cause of Fish Kills in South Dakota

There are many ways for fish kills to occur in freshwater lakes, but the most-common cause by far is dissolved oxygen depletion. Learn about some of the seasonal and environmental factors that can lead to oxygen depletion.