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Red-brown colored weevil with bent antennae originating on the elongated mouthparts.

Red Sunflower Seed Weevils Are Active

Red sunflower seed weevils are active in South Dakota sunflowers. We noticed that many fields at R5 stages are already being sprayed, but scouting should still continue in those fields after application, and it should begin for fields that will reach the R5 stage within the next week.

ALT: Left: Green Plamer amaranth next to a green sunflower. Right: Green plant with green, spiny structure at leaf base.

Palmer Amaranth: Now Is the Time to Scout

South Dakota State University (SDSU) Extension encourages farmers, ranchers and other landowners to start scouting for Palmer amaranth, a weed that has been rapidly spreading north into the United States and is likely to be glyphosate-resistant.

Small, brown insect with tail.

Springtails Are in My Home

During the last few weeks, we have been receiving an increased number of questions regarding very small insects that jump very far. It didn’t take long to determine that the hordes of small insects are springtails.

Black angus heifers in a green pasture.

Value of Pregnancy Detection of Yearling Heifers

One of the most-important traits in the beef herd is reproduction. Any female that ends up open at the end of the year is costing the operation additional money. Strategic management decisions should be made within the reproductive herd to help maximize revenue.

Two young woman inspecting plants growing on a vast, open range.

Range Roundup: South Dakota Women on the Range

With the percentage of women in agriculture expected to grow over the next few years, SDSU Extension will be launching a new program called South Dakota Women on the Range. The program will educate women about the importance of range management, while also empowering them to become leaders in the agriculture industry.

Mosquito resting on a dandelion seed head.

West Nile Virus Update: Aug. 2, 2021

As of Aug. 2, 2021, the South Dakota Department of Health indicated that West-Nile-virus-positive mosquitoes were detected in Brookings, Codington, Hughes, Lincoln and Brown counties in South Dakota.

tractor near pile of harvested silage

Salvaging for Silage: Tips to Minimize Loss, Maximize Value

August 09, 2021

With South Dakota rangeland and pastures rated 84% poor to very poor across the state, many cattle producers may be thinking about putting up silage for a feed source.

Drought-stressed cornfield.

Valuing Drought-Stressed Corn Silage

Salvaging failed crops as silage for livestock can be a “win-win” for both crop growers and livestock owners. Learn how you can use data to improve the odds of finding a value that is fair to both parties.

Botulism testing supplies arranged in a lab.

Canners Beware: Botulism

Botulism is a serious, rare illness that is caused by a toxin produced by the bacteria Clostridium botulinum. Botulism is a concern when it comes to canning and fermenting foods, as the anaerobic conditions can cause the Clostridium botulinum spores to create a harmful toxin.

small water channel next to green grass

Saturated Buffer Performance, Challenges and a Path Forward

What are the challenges of a saturated buffer and can they work in other states?