Natural Resources

All Natural Resources Content

Nutrient Loss Calculator

Trying to figure out the nutrient loss in your tile drainage system? The Nutrient Loss Calculator can help. This useful tool helps landowners collect a snapshot of nutrient loss in their drainage systems.

A screenshot of the ag land soil tables tool.

South Dakota Agricultural Land Soil Productivity Tool

The Ag Land Soil Tables Tool allows users to view soil data and download data by county to further understand the soil rating system. It can help appraisers make baseline agricultural land assessments and determine if adjustments from baseline are needed.

Construction Aggregate Mining Map in South Dakota

Water For All

These videos are meant to raise awareness among South Dakota citizens about the kinds of water information available to them.

A prescribed burning taking place in a field.

Prescribed Fire

SDSU Extension works collaboratively with state and federal partners to educate landowners about the use of fire as a grassland management tool.

Vast, rolling rangeland with spring plant growth.

SDSU Extension invites public to 2026 SD Grasslands Summit

February 05, 2026

South Dakota State University Extension is inviting everyone interested in grasslands to attend the 2026 South Dakota Grasslands Summit on March 3-4 in Mitchell.

A herd of cattle gather around a stock pond on a vast, lush grassland. Courtesy: USDA [CC BY 2.0]

Weed Control: Pasture and Range

There are many undesirable plants or invasive plant species in South Dakota's 24 million acres of native and tame pasture range. This guide provides a summary of different herbicide suggestions and uses.

Rolling Rangeland with patches of snow with a wire snow catch fence on the right.

Reading the Range in Winter: What Dormant Season Clues Reveal About Spring

For range and grazing management, winter is one of the most revealing times of the year. With a few hours in each pasture, managers can gather a season’s worth of insight and set themselves up for a more-resilient grazing year.

Black and white scan of Cottonwood Field Station soil map.

Range Roundup: Long-Term Grazing Records Can Guide Future Management

For nearly 80 years, researchers at the Cottonwood Field Station have monitored how different stocking rates have shaped plant communities. Today, these records are being compared with modern data to help us better understand how rangelands respond to long-term grazing management.

A group of youth and adults stand in a grassy pasture

Dedicated educators help South Dakota youth succeed nationally

January 20, 2026

In May, South Dakota sent 84 youth to the National Land and Range Judging Contest in El Reno, Oklahoma. Out of the 34 states that competed, only Texas came close to matching those numbers with 72 participants.

SDSU Extension to participate in seminar on protecting grasslands from cedar trees and other threats

December 31, 2025

BROOKINGS, S.D. – South Dakota State University Extension will participate in a two-part series hosted by the SDSU Department of Natural Resource Management on protecting grasslands from cedar trees and other woody plants that are encroaching on this important ecosystem.