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Floodwaters rushing through the Gavin’s Point Dam in South Dakota.

Where do floodwaters go and what do they leave behind?

Understanding the pathways and impacts of receding floodwaters is crucial for effective flood management and recovery efforts.

papers and drainage boxes sitting on a table

Balancing Controlled Drainage

Will controlled drainage help maintain a healthy nutrient cycle with extreme weather changes and improve yield and water quality?

A man kneels next to a creek with testing equipment spread in front of him

SDSU Extension hopes to empower South Dakotans through water use survey

March 18, 2025

Sushant Mehan wants to know what South Dakotans think about water. Mehan, assistant professor in the Department of Agricultural and Biosystems Engineering and South Dakota State University Extension Water Resource Engineer Specialist, is researching water in various ways, including how water affects plant growth and what the future of crop production looks like across the Great Plains as moisture levels fluctuate.

Cattle HQ

SDSU Extension's beef team provides valuable insights to improve the health, productivity and profitability of your herd through the Cattle HQ podcast and monthly webinars.

mostly black cattle stand around a dugout with water. the grass is green and the sky is blue

SDSU Extension provides free livestock water testing

May 28, 2026

South Dakota State University Extension is encouraging producers to take advantage of its free, on-site livestock water testing services across the state.

black cow drinking from a nearly empty stock pond.

Feed & Water Testing Laboratories

A partial listing of available feed testing laboratories.

Black beef cattle at a feedbunk at an SDSU research facility.

Replacing Distillers Grains with Heat-Treated Soybeans to Increase Finishing Cattle Growth

Heat-treated soybeans offer interesting attributes that could enhance cattle growth. The SDSU Feedlot Research group recently examined how they can fit into modern cattle feeding diets.

Effects of Shipping and Heat Stress on Embryonic Mortality in Cattle

Fact sheets on the effect of shipping and heat stress on embryonic mortality in cattle.

Streamlines

Streamlines is a podcast that provides useable information for listeners to better understand and implement practices that improve water quality and quantity.

A group of black Angus cows standing in spring pasture.

Detection of Standing Estrus in Cattle

Fact sheet to help with the detection of standing estrus in cattle. Available in English and Spanish.