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large multi-row sprayer adding chemicals to a field

All Straight Dicamba Products Now Restricted Use in South Dakota

Starting April 30, 2018 all dicamba products that are not a mixture but instead straight dicamba are restricted use in South Dakota. This will mean all applicators will need to keep spray records of use and place of application.

Female producer holding a soil core sampling probe in a harvested soybean field.

Fall Soil Sampling

With fertilizer prices on the rise, it’s more important than ever to understand your soil test levels and crop response to applied fertilizers. Fall is a great time to soil sample before freeze up.

Tanks of anhydrous ammonia being pulled to a field for fertilizer application.

Determining an Economically Optimal Nitrogen Rate for Corn in 2022

While we can't know what the prices of corn and nitrogen fertilizer will be next year, it is very important to understand how the level of both prices will influence corn profitability for 2022.

A family farm with the sun setting in the background.

USDA-ARMS Survey Data: Benefits for university agriculture research & outreach

Conducted since the mid-1990s, the USDA Agricultural Management Resource Survey (ARMS) is a multi-phase, multi-level nationwide survey of agricultural producers that collects information on a large sample of farms and their characteristics.

Field pea cover crop blend growing in a field of corn residue.

Midwest Cover Crops Council Releases Third Edition Cover Crops Field Guide

November 29, 2021

Cover crops are used to slow erosion, improve soil health and capture nutrients. From planting to termination, growers face many production decisions, however.

a newly planted soybean field with white fertilizer sprinkled throughout

Application of Nitrogen Fertilizer in Soybeans

SDSU Extension conducted a study during the 2016 growing season at five Eastern South Dakota sites to evaluate the effects of added N fertilizer (as urea) on soybean yields.

A young man driving a soil sampling tool into a soybean field

Consider SCN Sampling This Spring 

Soybean cyst nematode management starts with a soil test to determine the presence or absence of this nematode in the soil.

two students look at a fish while a teacher makes an explination

Aquaculture Comes to South Dakota: Part 1

Aquaculture has expanded beyond Asia, Central America and the farm ponds of southern states up north to South Dakota. Of course, fish production in South Dakota opens a new market for the state’s soybean farmers.

A field of soybeans with leaves flipping upward.

Drought Stress Symptoms in Soybean

Soybeans in South Dakota are in their moisture-critical reproductive stage. Drought stress during this growth stage can significantly impact yield, so here are some things to look for.

A group of white, transparent, and orange colored larva on a soybean stem

Gall Midge Larvae in Soybean Stems

Gall midge larvae were observed recently in soybean stems from a field in South Dakota. These insects were found under the epidermis of the stem that was slightly above the soil line.