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Grasshopper Populations Continue to Cause Issues in South Dakota
Recent reports of crop loss along field edges indicate that grasshopper populations in some areas of South Dakota are well above threshold. Unfortunately, crops are often the target of these moving populations.
Weed Management After Wheat Harvest
Most of the winter wheat has been harvested in South Dakota and spring wheat harvest is underway. While the growing season is over for the wheat, post-harvest weed management is important to minimize the amount of weeds that are present in the spring
Volunteer Wheat and Kochia Management With Herbicides Will Likely Require Two Passes
Wheat curl mites, which carry wheat streak mosaic virus, use volunteer wheat and grass weeds as secondary hosts to infest recently planted winter wheat crops. Therefore, effective management of these plants before winter wheat planting is critical.
Wheat Streak Mosaic Virus Complex: Breaking the Green Bridge
As wheat harvest proceeds, it won’t be long until winter wheat planting is underway in South Dakota. To effectively reduce wheat streak mosaic virus, it is important to manage the green bridge effect to slow spread of disease in newly emerging wheat fields.
Corn Diseases in South Dakota Update
Several South Dakota counties have confirmed positive cases of Southern Rust and Tar Spot this growing season. See our latest recommendations for dealing with these diseases before they become a problem.
In a Bind With Field Bindweed?
It’s August and field bindweed, one of our most-persistent perennial weeds, is flowering. Although field bindweed is not statewide noxious, it’s locally noxious in Bennett, Bon Homme, Clarke, Lake, Stanley, and Yankton counties.
Aphids Infesting Corn in South Dakota
Aphid populations are taking off in some southeastern South Dakota corn fields. The two aphid species that are commonly observed in corn include the corn leaf aphid and the bird cherry oat aphid.
Sustaining the Legacy @ Aberdeen
Join SDSU Extension and industry professionals for a three-day estate planning and farm succession conference on February 3, 10 and 17, 2026, at SDSU Extension Aberdeen Regional Center (13 2nd Ave. SE, Aberdeen, SD 57401). Each day begins at 10:00 a.m. and concludes at 4:00 p.m.
Sustaining the Legacy @ Watertown
Join SDSU Extension and industry professionals for a three-day estate planning and farm succession conference on March 3, 10 and 17, 2026, at SDSU Extension Watertown Regional Center (1910 West Kemp Avenue, Watertown, SD 57201). Each day begins at 10:00 a.m. and concludes at 4:00 p.m.
Don’t Discount the Need for Vitamin A and E in Beef Cows During Winter
Supplying sufficient Vitamin A and Vitamin E to cows in late gestation is important every year. Vitamins A and E are plentiful in green forages, but tend to be much lower in hay and winter range and continue to decline as the fall and winter progress.