Search
Crop Tolerance to Soil Herbicide Residual
Some herbicides can persist in soil, especially dry soil. Herbicide carryover could be an issue in 2021 across the state depending upon last year’s moisture levels and field conditions.
Trigger Dates: Critical Decisions for Drought Management
Having a drought plan in place ensures that you can overcome the inhibitions surrounding a drought response, the basis of which is figuring out trigger dates.
Wheat Streak Mosaic Developing in Winter Wheat Fields
A few winter wheat fields in central South Dakota have been found with wheat streak mosaic disease. Incidence of this disease varied from a few plants to large portions of the field with yellowing leaves.
It’s Time to Scout Alfalfa for Cutworms
One of the earliest insect pests that can be found in South Dakota’s alfalfa fields are army cutworms. Injury from cutworms can sometimes be overlooked until large patches of an alfalfa field have been “cut.”
A Ban or New Rules for Chlorpyifos May Be Coming Soon
Recently, a federal appeals court gave the U.S. Environmental Protection Agency a 60-day deadline to either ban insecticides containing chlorpyrifos or set new guidelines for its use.
Alfalfa Weevil Activity Prediction Update: May 6, 2021
The cooler temperatures the last few days probably slowed down alfalfa weevils again, but everyone should be scouting fields due to the possibility of alfalfa weevil activity.
Common Stalk Borer Activity Estimate: May 6, 2021
We are beginning to accumulate degree days a little faster for common stalk borers. Eggs will be hatching through much of the state, and we will continue to monitor activity as the season progresses.
Hot Days Ahead and the Need for Water
Hot summer days are still ahead, and we need to account for water. The amount of water a cow requires varies depending on a variety of factors, including environmental temperature, lactation status and weight.
April 2021 Climate Update
As we look at March in the rear-view mirror, we look ahead to April and the potential for rain to return to South Dakota to reduce drought concerns across the state.
Gardening Tips During a Drought
Drought conditions present challenges for gardeners, but it's still possible to grow things by modifying gardening techniques to keep established plants growing and provide a good environment for new plants.