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Does Crown Rust in Oats Cause Problems for Livestock?
When wet, cool conditions predominate in the spring, crop producers may have to deal with crown rust in oats. When this crop disease is abundant, questions from livestock producers arise. Could crown rust in oats harm livestock if it’s present on pasture or in hay?
Fall Noxious Weed Control
Fall weed control can give the best weed control, but it also can be a poor time. If the noxious weeds were sprayed or clipped earlier this summer, and there is good weed growth now, this would be an excellent time to spray these weeds and get a good kill.
Fall Lawn Weed Control
Fall is the time to control tough perennial broadleaf lawn weeds. The target weeds in the fall are dandelion, ground ivy, creeping bell flower, field bindweed and white clover.
Are There Praying Mantises in South Dakota?
The short answer to the title of the article is "yes." Both the European mantis and the Chinese mantis can be found in South Dakota. As their names indicate, neither species is native to North America.
Other Crops
South Dakota’s fertile landscape is home to a variety of crops.
SDSU Extension and McCrory Gardens to feature rose trial tour and program
August 22, 2025
South Dakota State University Extension and McCrory Gardens are pleased to feature the ongoing rose garden trials and research during a special event on Aug. 25, 2025, at McCrory Gardens in Brookings.
Western Bean Cutworms Detected in South Dakota Corn
Western bean cutworm caterpillars have been reported in South Dakota corn. This pest can cause yield loss by feeding on the tassels, silks, and ears. In addition, ear feeding activities increase the likelihood of secondary diseases and mold growth on the ear.
Aster Yellows Phytoplasma
Aster yellows is a phytoplasmal disease carried and introduced by aster leafhopper. It is known to infect over 80 different plant families, as the aster leafhopper has extremely broad feeding habits.
Monitor Soybean for Soybean Tentiform Leafminer
In 2022, researchers detected soybean tentiform leafminer in McCook, Minnehaha, and Moody counties in South Dakota. The extent of the distribution of this pest in South Dakota is unknown and is currently being investigated.
SDSU Extension programs help producers maintain healthy crops
August 26, 2025
Madalyn Shires puts on a lot of miles in the summer. As an assistant professor and SDSU Extension Plant Pathology Specialist, Shires traverses the state visiting research plots and educating crop producers on that research.