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A map of the misouri river basin in the Upper Midwest.

Zebra Mussels Impacting Missouri River Reservoir System

In July 2019, South Dakota Game, Fish & Parks officials confirmed of presence of zebra mussels in Lake Sharpe near Fort Thompson after U.S. Army Corps of Engineers staff initially discovered them while performing inspections on Big Bend Dam.

Three poisonous rangeland plants. From left: Hemlock, Halogeton and Buffalo Bur.

Poisonous Plants on Rangelands: Hemlock, Halogeton and Buffalo Bur

Several species of poisonous plants are invasive and can easily establish dense stands when there is a disturbance on rangelands. Hemlocks, halogeton and buffalo bur can all be found throughout South Dakota and are toxic to livestock.

Several bales of fresh-cut hay in a pasture.

Haying and Mowing/Clipping

While grazing is the primary means of harvesting the majority of South Dakota’s native grasslands, haying also plays an important role in native and tame grassland management.

A tiger swallowtail drinking nectar from a purple blazing star flower.

Five Range Management Principles: #3 Ecosystem Biodiversity

Milkweed can help make rangelands a better environment for both cattle and neighboring plants and animals by having a shielding effect on companion plants, preventing erosion and accelerating the decomposition process, whole also providing nectar, habitat and organic material for ecosystem services.

A field with patches of soil exhibiting poor water infiltration.

Farm Practices That Improve Soil Health: Cover Crops and Crop Residues

Planting cover crops and returning crop residues (stover) to the soil both adds nutrients and improves overall soil quality. These practices are common with producers across South Dakota and have been recently studied by researchers to identify how they impact the release of greenhouse gases into the atmosphere.

Rancher on horseback moving a group of black cattle in winter pasture.

Preparing for Spring Grazing After a Dry Fall: Strategies for Ranchers

A dry fall presents significant challenges, but it also offers an opportunity to implement proactive and adaptive management strategies.

Cottonwood Creek on the SDSU Cottonwood Field Station.

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.

The Pactola Lake reservoir near Rapid City, South Dakota.

Understanding Suspended Solids in South Dakota's Waterways

Fact sheet on understanding suspended solids in South Dakota's waterways.

diagram of a conventional septic system

Septic Systems and Flooding

Septic systems may not always be a homeowner’s first concern during a flood. However, as South Dakotans continue to navigate an exceptionally wet spring, some consideration should be given to your septic system to prevent damage to your home and protect your family’s health.

Lush, riparian vegetation growing alongside a stream running through rangeland.

Ranching and Prairie Streams: Riparian Vegetation

Riparian vegetation consists of the collection of plants that thrive along streams, riverbanks, and wetlands. Learn about the many ecological benefits this vegetation provides.