Skip to main content

Search

A small pile of harvested non-gmo soybeans on a grey cloth.

Glyphosate Resistance in Soybeans

Many weeds have developed glyphosate resistance in the past few years. Many producers who use Roundup Ready soybeans have a temptation to rely on glyphosate products to control post-emergent weeds, causing them to potentially become resistant to the chemical. If producers are unable to gain control over the weed, then weed competition will cause a significant yield loss.

A soybean root with several small white cysts growing on it.

Scout and Soil Test for the Soybean Cyst Nematode 

Soybean cyst nematode (SCN) is the main soybean production constraint in South Dakota. Soybean plants can be infested with SCN but may not display visible symptoms.

Crop sprayer and a bottle of chemicals in a yard.

Read the Label

Last year, Bayer announced they would be phasing out glyphosate from the homeowner market, but they would be keeping the Roundup name for future marketing. Learn some important label considerations when purchasing Roundup-branded products.

Wheat leaf showing the green and yellow mosaic streaking associated with WSMV.

Wheat Streak Mosaic Virus Showing Up in Fields

Wheat streak mosaic virus is a viral disease, which has been found in samples recently sent into the SDSU Plant Diagnostic Clinic. Learn how to identify it before it takes a toll on wheat crops.

Small white mites crawling on a blade of wheat.

Managing Wheat Curl Mite

Wheat curl mite is one of the more difficult pests to manage in wheat. This is in part due to the limited options available for preventing populations from infesting a field and rapidly reproducing.

Paul O. Johnson giving a presentation near a research plot.

Paul O. Johnson Retires After Dedicated Career in SDSU Extension

June 08, 2022

Paul O. Johnson, SDSU Extension Weed Science Coordinator and Northeast Research Farm Coordinator, is retiring after a dedicated 33-year career supporting the people of South Dakota in his role at SDSU Extension.

Sunish Sehgal combining a field of wheat

Growth Stages of Wheat

Management decisions in wheat production are almost always based on growth stages of the crop. So it is important for wheat producers to be familiar with these growth stages.

A tall grassy warm season cover crop blend grown in South Dakota.

Using Annual Cover Crops and Forages in Lieu of Row Crops

Although there are many factors to take into consideration, annual forages and cover crops can be an excellent tool to mitigate challenging planting seasons.

Blades of green wheat in a wheat field.

Scouting Wheat Fields

Scouting is the process of monitoring fields and crops during a growing season. It can provide producers with field specific information on pest pressure and crop injury.

Grain bin damaged by a windstorm.

Salvaging Feed Grain From Damaged Storage Structures

The windstorm that hit South Dakota on May 12, 2022 left an extensive damage in its wake, including damage to grain bin structures. Taking prompt action can help minimize value loss in stored grain.