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Soybean Aphids in South Dakota

Factsheet on Soybean Aphids in South Dakota

man holding a small pile of soil in his hands

Recommended Soil Sampling Methods and Instructions

Proper collection of soil samples is extremely important as the accuracy of the soil test depends on the quality of the soil sample provided to the lab.

A sprayer applying pre-emergent pesticide to a bare field.

Herbicide Rotation Restrictions

This is a quick reference guide to common herbicides and their rotation restrictions for selected crops.

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Bike Safety

View information about the benefits of biking and how to ride safely.

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2019 Survey South Dakota Corn Nutrient Management Practices

Data from the 2019 survey South Dakota farmers was used to examine how local and operational characteristics such as geographic location within SD, tillage practice, and farm size were related to the adoption of various nutrient management practices.

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 stretching field of green corn plants

Comparing Yield Goal and Maximum Return to Nitrogen Prediction Methods for Determining Corn Economic Optimal Nitrogen Rates

Fact sheet evaluating the accuracy of different corn nitrogen recommendation approaches with their advantages and disadvantages.

A sprawling green field of field pea plantings

Field Pea Variety Trial Results

In 2023, field pea trials were planted at different locations in South Dakota.

Variety of native plants growing in a healthy, well-managed grassland.

A Quick Start Guide to Selling Native Seeds

Guide that details what you need to know to sell seeds of native flowering plants (forbs) in South Dakota.

SDSU Extension Director Karla Trautman, 2021 Inductees Audrey and Art Kneen, SDSU Extension 4-H Youth Safety Field Specialist John Keimig and South Dakota 4-H Program Director Tim Tanner.

4-H Shooting Sports Hall of Fame Honorees

The 4-H Shooting Sports Hall of Fame was started in 2015. It was created to recognize those who played a role in bringing shooting sports to the South Dakota 4-H Program and those who have helped it to grow on the state and regional levels.