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An expert stands in front of a corn field and speaks to attendees of a field day

SDSU Extension co-hosting virtual Forage Field Day

August 02, 2024

Forage Field Day brings together experts, producers, and industry professionals to provide panel discussions and presentations on forage-related topics. Originally scheduled to be held in Concord, Nebraska, event organizers moved to a virtual-only event to accommodate a wider audience.

People walk through rows of crops with nets

SDSU Extension hosting Integrated Pest Management Field School

July 08, 2024

South Dakota State University Extension will host an Integrated Pest Management Field School on July 23, 2024, by Volga.

Picture of multiple green plants and tan, corn residue with brown soil in the background.

Reminder: One herbicide in the postemergence application will likely not be effective

The SDSU Extension Weed Science Project is currently conducting a plethora of field research evaluating weed management in soybean. One study is investigating the effectiveness of 2,4-D and tank mixtures applied one time to 4-inch weeds.

Two pictures, both a picture of a green plant in a green pot in front of a orange/brown, brick wall. The left picture has a healthy, tall green leafy spurge plant and the right picture has an unhealthy, short green leafy spurge plant.

Evidence That 2,4-D Alone May Not Effectively Manage Leafy Spurge

The SDSU Extension Weed Science Project is currently conducting a potted plant study looking at various herbicide treatments to manage leafy spurge.

Rose rust disease symptoms on the tops and bottoms of leaves.

Rose Rust

Common rust of roses is a fungal disease that is found throughout the United States. While hot and dry summers limit the prevalence of the disease, it surfaces when weather conditions are cool and wet.

Wildlife and the Bottom Line

As the fall harvest wraps up and this year’s calf crop is weaned, many producers may be nervous about what their paychecks will look like for 2016. In tough market conditions, it can be tempting to try to squeeze just a bit more production out of the land.

Gray beetle on a green alfalfa stem.

Blister Beetles Are Ramping Up

Within the past week, blister beetles have become a common appearance in South Dakota alfalfa. While we managed to avoid early infestations this year, fields should now be monitored prior to harvest for the remainder of the growing season.

A few small, green weed plants among a background of brown dirt, tan crop residue and green soybean plants.

Excess Moisture and Heat Will Likely Increase Weed Growth and Germination

With warmer temperatures on the horizon, crop growth and development is set to rapidly increase, and so is weed growth and germination. Learn some expert tips for scouting and managing later-emerging weeds.

Two pictures of green sunflower plants amongst brown dirt and tan crop residue. Taller, green corn plants can be seen in the distance.

Would you rather know or assume? A reminder to check varieties before spraying.

No matter how busy you are this growing season or in the future, you should never be too busy to stop and take a few minutes to double check herbicide types and crop varieties before spraying.

Plastic resealable bag containing larger ash gray blister beetles and smaller Dectes stem borer adults with long antennae.

Dectes Stem Borer Adults Are Active in Soybean

SDSU Extension is again surveying soybean in South Dakota for Dectes stem borer adults. After a slow start this growing season, large populations of beetles were observed in soybeans last week.