Natural Resources

All Natural Resources Content

Firefighters in yellow protective gear monitor a grass fire in an open pasture

SDSU Extension to co-host prescribed fire forum for private landowners

December 09, 2024

South Dakota State University Extension, Audubon Great Plains and partner organizations are hosting a first-of-its-kind event for private landowners in South Dakota interested in prescribed fire as a management tool.

Salts accumulate on the soil surface of a field with salinity issues.

Soil Salinity, Sodicity, and Alkalinity in South Dakota Soils

Salinity and sodicity are issues that negatively affect crop production and soil health in South Dakota.

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.

A green pasture and trees with a stream in the background

The Mortenson Ranch Story: Balancing Environment and Economics

The Mortenson Ranch Story is a remarkable account of the restoration of a western South Dakota landscape devastated early in the 20th century by homesteading and drought.

A plot of soil with large cracks developing throughout.

Fall Tillage: Please Don’t Think About It

Conducting fall tillage results in lost topsoil, soil nutrients, and soil moisture. This ultimately leads to reduced soil productivity and profitability. An easy way to conserve topsoil and water resources is to skip fall tillage.

Left: Drill-planted cereal rye cover crop. Right: Pre-harvest broadcast cereal rye cover crop.

Choosing Whether to Preharvest Broadcast Vs. Post-Harvest Drill Cover Crops

Cover crops are frequently planted following the harvest of the grain commodity crops. A decision for producers to make is to whether to preharvest broadcast or postharvest drill the cover crop.

Tall, green grass surrounding a small, green yellow toadflax plant that hasn’t quite flowered yet.

Yellow Toadflax Has Not Flowered in Some Parts of South Dakota

Yellow toadflax is a difficult-to-manage weed that infests pastures and rangeland. In contrast with other weeds, yellow toadflax should be sprayed when flowers are present for more-effective management.

United States Environmental Protection Agency Sign plate outside the agency’s main office.

EPA Issues Emergency Order: Stop Using Dacthal

Following a review of data associated with the use of dimethyl tetrachloroterephthalate (sold under the most-common trade name, Dacthal), the EPA has issued an emergency order to stop using this active ingredient effective immediately.

Sprawling rangeland with a diverse mix of native grasses and forbs.

Historical Trends in South Dakota’s Agricultural Land Values by Land Use

Average cropland and pasture values increased in all regions of South Dakota between 1991 and 2024. Learn some expert insights into South Dakota's regional trends in agricultural land values and rental rates for cropland and pasture/rangeland.

Fence line along a storm-damaged pasture in Butte County, South Dakota.

Pasture Recovery After Hail

When hail hits pastures, it essentially strips the leaves and breaks the stems of plants. When this occurs, it is essential to allow plants and grasses time to fully recover before grazing or haying again.