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Forage
SDSU Extension works with forage producers, providing them with access to quick tests, research-based information, and best management practices to help maximize yields and nutritional quality of forages.
Large Farms More Dominant in South Dakota Crop Production
Large farms play a more dominant role in South Dakota crop production, according to the recently released 2017 U.S. Census of Agriculture. As of 2017, large farms of more than 2,000 acres operate 66.8% of South Dakota total cropland aces compared to 47.7% as of 1997.
Now is the Time to Plan for Noxious Weed Control in 2025
Since most of South Dakota has experienced several frosts, the opportunities for fall herbicide applications are likely over. Now is the time to plan for noxious weed management for both spring and fall tactics.
Should I Spray for Soybean Aphids? What’s the Threshold?
Although many soybean fields are behind schedule, so are the soybean aphid populations. In many reported areas, there are hotspots within a field where a few soybean plants may be heavily infested.
Fertilizer Recommendation Guide
SDSU Extension fertilizer recommendations are based on field research in South Dakota and neighboring states.
Plant Look-Alikes: What’s the Difference Between Golden Alexander and Wild Parsnip?
Golden alexander (Zizia aurea) is a striking native plant in South Dakota. However, another plant in this region often mistaken for golden alexander does not belong here and contains a harmful toxin.
Summer 2025 Climate Review and September Outlook
A record wet August in several locations marked the end of South Dakota’s meteorological summer. One challenge coming this fall will be determining how quickly field and crop conditions dry down to allow harvest activities to progress.
Ranching and Prairie Streams: Why Riparian Areas Matter
For many producers, riparian pastures are essential to their operations. However, land managers need to balance grazing and utilization needs with riparian health for the long-term benefit of their operation.
Why Those Dandelions in Your Yard Aren’t So Bad
While research has shown that pollinators, specifically honey bees, can’t survive on dandelion pollen alone, this doesn’t mean that the dandelions aren’t still important for pollinators.
Which mite is it? Identifying the mites in wheat fields
In South Dakota, the most commonly encountered mites in wheat are wheat curl mite and brown wheat mite. In addition to feeding, wheat curl mites are vectors of Wheat streak mosaic virus. Brown wheat mites can build up large populations and injure wheat through feeding. There are other species of mites that may also be observed in wheat, but generally do not reach populations large enough to cause significant injury.