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SDSU Extension

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Professional portrait of Ryan Lefers

SDSU Extension welcomes new water specialist

South Dakota State University Extension is pleased to welcome Ryan Lefers as the new Griffith Endowed Chair in Agriculture and Water Resources, South Dakota Water Resources Institute Director and SDSU Extension Water Management Specialist.

Lamb with older sheep in the background

Three outstanding operations receive SD Master Lamb Producer Awards

South Dakota State University Extension is pleased to announce the winners of the 2025 Master Lamb Producer Awards.

A rancher inspecting a sample of alflafa in an open range.

Agriculture Behavioral Health Voucher Program

The voucher program provides funding for free mental health counseling services to farm families.

corn field with sunrise in the background

Corn Hybrid Trial Results

In 2025, corn hybrid and conventional corn hybrid trials were conducted at different locations throughout South Dakota.

A group of brown cattle foraging in a green field.

Prussic Acid Poisoning

As the first frost date approaches, producers often have concerns about the risk of prussic acid poisoning in livestock. Certain forage plants, especially sorghums and related species are associated with an increased risk of death loss because of prussic acid poisoning.

Mixed cattle grazing corn stalks.

Corn Stalk Rental Rates

Corn stalk acres have long been a source of feed for livestock producers. But how much should producers charge to graze them, and what factors should they consider when developing a rental agreement?

Our Impact

As the outreach arm of our state’s land grant, South Dakota State University, SDSU Extension is able to provide farmers, ranchers, agri-business people, communities, families and youth with the research-based information they need to succeed.

    216,854

    Individuals Reached

    $5,909,271.50

    Value of Volunteer Hours

    114,099

    Adult and Youth Educational Contacts

Explore Our Impacts

Further Reading

sun rising over South Dakota field

South Dakota Pest Management Guides

The South Dakota Pest Management guides are now available for free. The guides offer recommendations for controlling weeds, insects, and diseases in a variety of South Dakota crops.

stack of coins with faded chart lines showing in the foreground

South Dakota Agricultural Land Market Trends

The 2025 South Dakota State University (SDSU) Extension Farm Real Estate Market Survey is the 35th annual survey of agricultural land values and cash rental rates by land use and quality in different regions of South Dakota.

man holding a small pile of soil in his hands

Fertilizer Recommendation Guide

SDSU Extension fertilizer recommendations are based on field research in South Dakota and neighboring states.

A low-gradient prairie river that is very meandering.

Understanding Western South Dakota Prairie Streams

This document provides information and guidance for landowners and land managers in western South Dakota who are managing small intermittent streams.

Upcoming Events

Pigs in a feeding facility
Dec 03

Environmental Training for Concentrated Animal Feeding Operations (CAFOs)

SDSU Extension will host an environmental training session for operators of Concentrated Animal Feeding Operations (CAFOs) on December 3, 2025 at the Crossroads Convention Center (100 Fourth St. S.W., Huron, SD, 57350).

Ground sprayer parked outside a field at sunset.
Dec 03

2026 Commercial Applicator Training Online Course

SDSU Extension partners with DANR to offer pesticide certification program required for commercial applicators. The 2026 online course will be offered through Traininghouse and will be open from December 3, 2025, through February 28, 2026.

Old barn and windmill with the sunset in the background
Dec 04

Sustaining the Legacy @ Winner

Join SDSU Extension and industry professionals for a three-day estate planning and farm succession conference on December 4, 11 and 18, 2025, at the SDSU Extension Winner Regional Center (325 S. Monroe St., Ste. 125, Winner, SD 57580). Each day begins at 10:00 a.m. and concludes at 4:00 p.m.

Three generations of a family looking out at a field
Dec 04

International Farm Transition Network - New Tools for the Farm Transition Planning Professional

SDSU Extension and the International Farm Transition Network (IFTN) will hold an online training session on December 4 at 12:00 p.m. CST.